Ford Falcon 2003 User Manual

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100-00-1 General Information 100-00-1
SECTION : 100-00 General Information
VEHICLE APPLICATION :
2003.0 BA Falcon
CONTENTS PAGE
DESCRIPTION AND OPERATION
About this Manual .................................................................................................................100-00-3
Introduction ..........................................................................................................................100-00-3
Special Tools ........................................................................................................................100-00-3
Important Safety Instructions ...............................................................................................100-00-3
Warnings, Cautions and Notes in This Manual ....................................................................100-00-3
How to Use This Manual ......................................................................................................100-00-3
Health and Safety Precautions .............................................................................................100-00-4
Introduction ..........................................................................................................................100-00-4
Acids and Alkalis ..................................................................................................................100-00-4
Air Conditioning Refrigerant .................................................................................................100-00-5
Adhesives and Sealers ........................................................................................................100-00-5
Antifreeze .............................................................................................................................100-00-6
Battery Acids ........................................................................................................................100-00-6
Brake and Clutch Linings and Pads .....................................................................................100-00-6
Brakes Fluids (Polyalkylene Glycols) ...................................................................................100-00-6
Brazing .................................................................................................................................100-00-6
Chemical Materials ...............................................................................................................100-00-6
Chlorofluorocarbons (CFC) ..................................................................................................100-00-7
Clutch Fluids ........................................................................................................................100-00-7
Clutch Linings and Pads ......................................................................................................100-00-7
Corrosion Protection Materials .............................................................................................100-00-7
Cutting ..................................................................................................................................100-00-7
Dewaxing .............................................................................................................................100-00-7
Dusts ....................................................................................................................................100-00-7
Electric Shock ......................................................................................................................100-00-7
Engine Oils ...........................................................................................................................100-00-7
Exhaust Fumes ....................................................................................................................100-00-8
Fibre Insulation .....................................................................................................................100-00-8
Fire .......................................................................................................................................100-00-8
First Aid ................................................................................................................................100-00-8
Fluoroelastomer ...................................................................................................................100-00-8
Foams - Polyurethane ..........................................................................................................100-00-8
Freon ....................................................................................................................................100-00-8
Fuels ....................................................................................................................................100-00-8
Gas Cylinders .......................................................................................................................100-00-9
Gaskets (Fluoroelastomer) ...................................................................................................100-00-9
General Workshop Tools and Equipment ............................................................................100-00-9
High Pressure Air, Lubrication and Oil Test Equipment ....................................................100-00-10
Halon ..................................................................................................................................100-00-10
Legal Aspects .....................................................................................................................100-00-10
Lubricants and Greases .....................................................................................................100-00-10
Noise ..................................................................................................................................100-00-10
Noise Insulation Materials ..................................................................................................100-00-10
01/2003 2003.0 BA Falcon
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(Continued)
O-Rings (Fluoroelastomer) .................................................................................................100-00-10
Paints .................................................................................................................................100-00-10
Pressurized Equipment ......................................................................................................100-00-11
Solder .................................................................................................................................100-00-11
Solvents .............................................................................................................................100-00-11
Sound Insulation ................................................................................................................100-00-11
Transmission Brake Bands ................................................................................................100-00-11
Underseal ...........................................................................................................................100-00-11
Viton ...................................................................................................................................100-00-11
Welding ..............................................................................................................................100-00-12
Warning Symbols on Vehicles ...........................................................................................100-00-12
White Spirit .........................................................................................................................100-00-13
Standard Workshop Practices ............................................................................................100-00-13
Vehicle in Workshop ..........................................................................................................100-00-13
Alternative Fuel ..................................................................................................................100-00-14
Alternative Fuel — Do’s .....................................................................................................100-00-14
Alternative Fuel — Do Nots ...............................................................................................100-00-14
Towing the Vehicle .............................................................................................................100-00-14
Connecting a Slave Battery Using Jumper Cables ............................................................100-00-14
Component Cleaning .........................................................................................................100-00-15
Calibration of Essential Measuring Equipment ..................................................................100-00-15
Solvents, Sealers and Adhesives .......................................................................................100-00-15
Introduction ........................................................................................................................100-00-15
General Specifications .......................................................................................................100-00-16
Road/Roller Testing ............................................................................................................100-00-16
Pre-Test Checks ................................................................................................................100-00-16
Starting the Engine ............................................................................................................100-00-16
On Road or Roller Test Check: ..........................................................................................100-00-17
Brake Testing .....................................................................................................................100-00-17
01/2003 2003.0 BA Falcon
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DESCRIPTION AND OPERATION
About this Manual
Introduction
This manual has been written in a format that is designed to meet the needs of Ford technicians worldwide. The objective is to use common formats A warning, caution or note is placed at the beginning and include similar content in each manual worldwide. of a series of steps if it applies to multiple steps. If the
This manual provides general descriptions for accomplishing service and repair work with tested, effective techniques. Following them will help assure reliability.
Replacement Parts
Ford and Motorcraft parts are made to the same This manual is structured into groups and sections, exacting standards as the original factory fitted with specific system sections collected together under components. For this reason, it is recommended that their relevant group. only genuine Ford or Motorcraft parts are installed during service or repair.
Special Tools
The Special Tool(s) Table provided at the beginning number of a section number. of each procedure shows all special tools required to carry out a repair. Where possible, illustrations are provided to assist in identifying the special tool required.
Special tools may be ordered from:
Australia
SPX AUSTRALIA
Tel: +61 (03) 9544 6222
Fax: +61 (03) 9544 5222
Important Safety Instructions
Appropriate service methods and correct repair procedures are essential for the safe, reliable operation of all motor vehicles as well as the personal safety of the individual carrying out the work.
This manual cannot possibly anticipate all such variations and provide advice or cautions as to each. Anyone who departs from the instructions provided in this manual must first establish that he compromises neither his personal safety nor the vehicle integrity by his choice of methods, tools or parts.
Warnings, Cautions and Notes in This Manual
WARNING: Warnings are used to indicate that failure to follow a procedure correctly may result in personal injury.
CAUTION: Cautions are used to indicate that failure to follow a procedure correctly may result in damage to the vehicle or equipment being used.
NOTE:
information required to carry out a complete and satisfactory repair.
As you read through this manual, you will come across WARNINGS, CAUTIONS and NOTES.
warning, caution or note only applies to one step, it is placed at the beginning of the specific step (after the step number).
How to Use This Manual
This manual covers service and repair procedures.
A group covers a specific portion of the vehicle. The manual is divided into five groups, General Information, Chassis, Powertrain, Electrical and Body and Paint. The number of the group is the first
Pages at the start of the manual list all sections available. Each section has a contents list detailing General Specifications, Description and Operation and Service Adjustment and Checks.
If components need to be removed or disassembled in sequence, the sequence will be identified numerically in a graphic and the corresponding text will be numbered accordingly (refer to ‘Samples’).
All left and right-hand references to the vehicle are taken from a position sitting in the driver seat looking forward.
All left and right-hand references to the engine are taken from a position at the flywheel looking towards the front camshaft pulley.
Where appropriate, instructions will be given for the use of WDS, diagnostic equipment.
Inspection and Verification Visual Inspection Charts, Symptom Charts and other
information charts (such as diagnostic routines), supplement test procedures with technical specifications, or navigate the user to a specific test procedure.
Sympton Chart The symptom chart indicates symptoms, sources and
actions to address a condition. Pinpoint Tests For electrical systems, pinpoint test steps are used to
identify the source of a concern in a logical, step-by-step manner. Pinpoint tests have two columns: CONDITIONS and DETAILS/RESULTS/ACTIONS.
The CONDITIONS column is used exclusively for graphics and icons (with or without captions) and the DETAILS/RESULTS/ACTIONS column provides
Notes are used to provide additional essential
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DESCRIPTION AND OPERATION (Continued)
direction to another test step or specific corrective Before using any product the Materials Safety Data actions. Sheet supplied by the manufacturer or supplier should
The boxed numbers indicate the order in which the described action is to be performed.
Component Tests A component test is used when a component is tested
in multiple pinpoint tests, or if a procedure is too complicated to be formatted within a single page of Used in batteries and cleaning materials. the pinpoint test.
Graphics throat. Cause burns. Can destroy ordinary protective Test graphics show the measurement or test to be
performed in a test step. Avoid splashes to the skin, eyes and clothing. Wear A representative tester graphic is used for voltmeters
and ohmmeters. If multiple measurements are made in a single
graphic, the test leads are drawn with a solid line until the test lead splits to indicate the multiple Display Eye Hazard sign. measurements, at which point dashed lines are used.
Breakout box-type testers are represented by a double circle test pin. Test pins are labelled with the See also Fire, Chemical Materials pin number.
Samples
Special Tools and Torque Figures Any requirement for special tools will picture the tool, panel and side impact Airbags.
showing it in use and with its tool number shown. Torque settings will be given at the relevant point in the procedure.
Health and Safety Precautions
Introduction
Many of the procedures associated with vehicle maintenance and repair involve physical hazards or other risks to health. This subsection lists, alphabetically, some of these hazardous operations and the materials and equipment associated with them. Precautions necessary to avoid these hazards are identified.
The list is not exhaustive and all operations and procedures, and the handling of materials, should be carried out with health and safety in mind.
be consulted.
Acids and Alkalis
See also Battery Acids. For example caustic soda, sulphuric acid.
Irritant and corrosive to the skin, eyes, nose and
clothing.
suitable protective impervious apron, gloves and goggles. Do not breath mists.
Make sure access to eye wash bottles, shower and soap are readily available for splashing accidents.
Air Bags
Highly flammable, explosive – observe No Smoking policy.
Used as a safety restraint system mounted in the steering wheel and passenger side of the instrument
The inflator contains a high-energetic propellant which, when ignited, produces a VERY HOT GAS (2500°C).
The gas generant used in air bags is Sodium Azide. This material is hermetically sealed in the module and is completely consumed during deployment. No attempt should be made to open an air bag inflator as this will lead to the risk of exposure to Sodium Azide. If a gas generator is ruptured, full protective clothing should be worn when dealing with the spillage.
After normal deployment, gloves and safety goggles should be worn during the handling process.
Deployed air bags should be disposed of in a plastic bag in accordance with local regulations at an approved chemical waste site.
Following any direct contact with gas generant.
wash affected areas thoroughly with water. seek medical assistance if necessary.
Air Bags - Do’s
do store modules in an upright position. do keep modules dry. do carry modules with the cover side pointing
away from the body. do place modules with their cover side upwards. do carefully inspect modules for damage. do stand to one side when connecting modules. do make sure all test equipment is properly
calibrated and maintained. do wash hands after handling deployed air bags.
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DESCRIPTION AND OPERATION (Continued)
Air Bags - Do Nots
do not store highly flammable material together with modules or gas generators.
do not store gas generators at temperatures exceeding 80°C.
do not store modules upside down. do not attempt to open a gas generator housing. do not expose gas generators to open flame or
sources of heat. do not place anything on top of a module cover. do not use damaged modules. do not touch a fired module or gas generator for
at least 10 minutes. do not use any electrical probes on the wiring
circuit.
Air Conditioning Refrigerant
See also Chlorofluorocarbon, Chemical Materials Highly flammable, combustible – observe No Smoking
policy. Skin contact may result in frostbite. Instructions given by the manufacturer must be
followed. Avoid naked lights, wear suitable protective gloves and goggles.
If refrigerant comes into contact with the skin or eyes, rinse the affected areas with water immediately. Eyes should also be rinsed with an appropriate irrigation solution and should not be rubbed. SEEK MEDICAL ASSISTANCE IF NECESSARY.
Air Conditioning Refrigerant - Do Nots
do not expose refrigerant bottles to sunlight or heat.
do not stand refrigerant bottles upright; when filling, hold them with the valve downwards.
do not expose refrigerant bottles to frost. do not drop refrigerant bottles. do not vent refrigerant to atmosphere under any
circumstance. do not mix refrigerants, for example R12 (Freon)
and R134a.
Adhesives and Sealers
See also Fire, Chemical Materials Highly flammable, flammable, combustible – observe
No Smoking policy. Generally should be stored in No Smoking areas.
Cleanliness and tidiness in use should be observed, for example disposable paper covering benches; should be dispensed from applicators where possible; containers, including secondary containers, should be labelled appropriately.
Solvent-based Adhesives/Sealers - See Solvents
Follow manufacturers instructions.
Water-based Adhesives/Sealers
Those based on polymer emulsions and rubber latexes may contain small amounts of volatile toxic and harmful chemicals. Skin and eye contact should be avoided and adequate ventilation provided during use.
Hot Melt Adhesives
In the solid state, they are safe. In the molten state they may cause burns and health hazards may arise from the inhalation of toxic fumes.
Use appropriate protective clothing and a thermostatically controlled heater with a thermal cut-out and adequate extraction.
Resin-based Adhesives/Sealers, for example Epoxide and Formaldehyde Resin-based
Mixing should be carried out in well ventilated areas, as harmful or toxic volatile chemicals may be released.
Skin contact with uncured resins and hardeners can result in irritation, dermatitis, and absorption of toxic or harmful chemicals through the skin. Splashes can damage the eyes.
Provide adequate ventilation and avoid skin and eye contact.
Anaerobic, Cyanoacrylate (super-glues) and other Acrylic Adhesives
Many are irritant, sensitizing or harmful to the skin and respiratory tract. Some are eye irritants.
Skin and eye contact should be avoided and the manufacturers instructions followed.
Cyanoacrylate adhesives (super-glues) MUST NOT contact the skin or eyes. If skin or eye tissue is bonded, cover with a clean moist pad and SEEK IMMEDIATE MEDICAL ATTENTION. Do not attempt to pull tissue apart. Use in well ventilated areas as vapours can cause irritation to the nose and eyes.
For two-pack systems see Resin-based and Isocyanate Adhesives/Sealers.
Isocyanate (Polyurethane) Adhesives/Sealers
See also Resin-based Adhesives Individuals suffering from asthma or respiratory
allergies should not work with or near these materials as sensitivity reactions can occur.
Over exposure is irritating to the eyes and respiratory system. Excessive concentrations may produce effects on the nervous system including drowsiness. In extreme cases, loss of consciousness may result. Long term exposure to vapour concentrations may result in adverse health effects.
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Prolonged contact with the skin may have a defatting effect which may lead to skin irritation and in some cases, dermatitis.
Splashes entering the eye will cause discomfort and possible damage.
Any spraying should preferably be carried out in exhaust ventilated booths, removing vapours and spray droplets from the breathing zone.
Wear appropriate gloves, eye and respiratory protection.
Antifreeze
See also Fire, Solvents. For example isopropanol, ethylene glycol, methanol. Highly flammable, flammable, combustible. Used in vehicle coolant systems, brake air pressure
systems, screenwash solutions. Vapours may be given off from coolant antifreeze
(glycol) when heated. Avoid breathing these vapours. Antifreeze may be absorbed through the skin in toxic
or harmful quantities. Antifreeze, if swallowed, can be fatal and MEDICAL ATTENTION SHOULD BE SOUGHT IMMEDIATELY.
These products must not be used in any cooling or industrial water system which is connected or linked to general, food preparation or drinking water supplies.
Asbestos
See also Warning Symbols on Vehicles at the end of this subsection.
Breathing asbestos dust may cause lung damage or, in some cases, cancer.
Used in brake and clutch linings, transmission brake cleaned. bands and gaskets. Ford original production and genuine replacement items for this model are asbestos free.
The use of drum cleaning units, vacuum cleaning or inadequate container labelling; fire and explosion damp wiping is preferred. hazards.
Asbestos dust waste should be dampened, placed in Do wash before job breaks, before eating, a sealed container and marked for safe disposal. If smoking, drinking or using toilet facilities when any cutting or drilling is attempted on materials handling chemical materials. containing asbestos the item should be dampened and only hand tools or low speed power tools used.
Battery Acids
See also Acids and Alkalis. Gases released during charging are explosive. Never
use naked flames or allow sparks near charging or recently charged batteries.
Make sure there is adequate ventilation.
Brake and Clutch Linings and Pads
See Asbestos.
Brakes Fluids (Polyalkylene Glycols)
See also Fire. Splashes to the skin and eyes are extremely irritating.
Avoid skin and eye contact as far as possible. Inhalation vapour hazards do not arise at ambient temperatures because of the very low vapour pressure.
Brazing
See Welding.
Chemical Materials
See also Legal Aspects. Chemical materials such as solvents, sealers,
adhesives, paints, resin foams, battery acids, antifreeze, brake fluids, fuels, oils and grease should always be used with caution and stored and handled with care. They may be toxic, harmful, corrosive, irritant or highly flammable and give rise to hazardous fumes and dusts.
The effects of excessive exposure to chemicals may be immediate or delayed; briefly experienced or permanent; cumulative; superficial; life threatening; or may reduce life expectancy.
Chemical Materials - Do’s
Do carefully read and observe hazard and precaution warnings given on material containers (labels) and in any accompanying leaflets, posters or other instructions. Material health and safety data sheets can be obtained from manufacturers.
Do remove chemical materials from the skin and clothing as soon as practicable after soiling. Change heavily soiled clothing and have it
Do organise work practices and protective clothing to avoid soiling of the skin and eyes; breathing vapours, aerosols, dusts or fumes;
Do keep work areas clean, uncluttered and free of spills.
Do store chemical materials according to national and local regulations.
Do keep chemical materials out of the reach of children.
Chemical Materials - Do Nots
Do not mix chemical materials except under the manufacturers instructions; some chemicals can form other toxic or harmful chemicals, give off toxic or harmful fumes or become explosive when mixed together.
Do not spray chemical materials, particularly
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DESCRIPTION AND OPERATION (Continued)
those based on solvents, in confined spaces, for example when people are inside a vehicle.
Do not apply heat or flame to chemical materials except under the manufacturers instructions. Some are highly flammable and some may release toxic or harmful fumes.
Do not leave containers open. Fumes given off can build up to toxic, harmful or explosive concentrations. Some fumes are heavier than air and will accumulate in confined areas such as pits.
Do not transfer chemical materials to unlabelled containers.
Do not clean hands or clothing with chemicals. Chemicals, particularly solvents and fuels, will dry skin and may cause irritation leading to dermatitis or be absorbed through the skin in toxic or harmful quantities.
Do not use emptied containers for other materials except when they have been cleaned under supervised conditions.
Do not sniff or smell chemical materials. Brief exposure to high concentrations of fumes can be toxic or harmful.
Chlorofluorocarbons (CFC)
There is concern in the scientific community that CFCs and Halons are depleting the upper ozone layer which filters out harmful ultraviolet radiation. Decreased filtration of ultraviolet radiation may result in increases in skin cancer, cataracts and immune Make sure that electrical equipment is protected by system suppression in humans, as well as decreased the correct rated fuse. productivity of crops and aquatic systems.
CFCs are used primarily as refrigerants in vehicle air equipment which is in any way faulty. The results conditioning systems and as aerosol propellants. could be fatal. Halons are used as fire extinguishants.
Ford supports worldwide elimination of CFC usage equipment cannot get trapped and damaged, such as and it is recommended that Company subsidiaries in a vehicle hoist. and affiliates should phase out CFC usage as soon as acceptable substitutes are commercially available.
Clutch Fluids
See Brake fluids.
Clutch Linings and Pads
See Asbestos.
Corrosion Protection Materials
See also Solvents, Fire. Highly flammable, flammable – observe No Smoking
policy. These materials are varied and the manufacturers
instructions should be followed. They may contain solvents, resins or petroleum products. Skin and eye contact should be avoided. They should only be sprayed in conditions of adequate ventilation and not in confined spaces.
Cutting
See Welding.
Dewaxing
See Solvents and Fuels (Kerosene).
Dusts
Powder, dusts or clouds may be irritant, harmful or toxic. Avoid breathing dusts from powdery chemical materials or those arising from dry abrasion operations. Wear respiratory protection if ventilation is inadequate.
Fine dusts of combustible material can present an explosion hazard. Avoid explosive limits and sources of ignition.
Electric Shock
Electric shock can result from the use of faulty electrical equipment or from the misuse of equipment in good condition.
Make sure that electrical equipment is maintained in good condition and frequently tested. Faulty equipment should be labelled and preferably removed from the work station.
Make sure that flexes, cables, plugs and sockets are not frayed, kinked, cut, cracked or otherwise damaged.
Make sure that electrical equipment and flexes do not come into contact with water.
Never misuse electrical equipment and never use
Make sure that the cables of mobile electrical
Make sure that the designated electrical workers are trained in basic First Aid.
In cases of electrocution:
switch off the power supply before approaching the victim.
if this is not possible push or drag the victim from the source of electricity using dry non-conductive material.
commence resuscitation if trained to do so. SUMMON MEDICAL ASSISTANCE.
Engine Oils
See Lubricants and Grease.
Exhaust Fumes
These contain asphyxiating, harmful and toxic chemicals and particles such as carbon oxides, nitrogen oxides, aldehydes, lead and aromatic
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hydrocarbons. Engines should be run only under conditions of adequate exhaust extraction or general ventilation and not in confined spaces.
Gasolene (petrol) engine
There may not be adequate warning of odour or of irritation before toxic or harmful effects arise. These may be immediate or delayed.
Diesel engine
Soot, discomfort and irritation usually give adequate warning of hazardous fume concentrations.
Fibre Insulation
See also Dusts. Used in noise and sound insulation. The fibrous nature of surfaces and cut edges can
cause skin irritation. This is usually a physical and not a chemical effect.
Precautions should be taken to avoid excessive skin contact through careful organization of work practices and the use of gloves.
Fire
See also Welding, Foams, Legal Aspects. Many of the materials found on or associated with the
repair of vehicles are highly flammable. Some give off toxic or harmful fumes if burnt.
Observe strict fire safety when storing and handling flammable materials or solvents, particularly near electrical equipment or welding processes.
Make sure, before using electrical or welding equipment, that there is no fire hazard present.
Have a suitable fire extinguisher available when using welding or heating equipment.
First Aid
Apart from meeting any legal requirements it is desirable for someone in the workshop to be trained in First Aid procedures.
Splashes in the eye should be flushed carefully with clean water for at least ten minutes.
Soiled skin should be washed with soap and water. In case of cold burns, from alternative fuels, place drowsiness and unconsciousness. Small amounts can
affected area in cool to cold water. be fatal to children. Aspiration of liquid into the lungs, Individuals affected by inhalation of gases and fumes
should be removed to fresh air immediately. If effects Gasolene dries the skin and can cause irritation and persist, consult a doctor. dermatitis on prolonged or repeated contact. Liquid in
If liquids are swallowed inadvertently, consult a doctor giving him the information on the container or label. Motor gasolene may contain appreciable quantities of Do not induce vomiting unless this action is indicated benzene, which is toxic upon inhalation, and the on the label. concentration of gasolene vapours must be kept very
Fluoroelastomer
See Viton.
Foams - Polyurethane
See also Fire. Used in sound and noise insulation. Cured foams
used in seat and trim cushioning. Follow manufacturers instructions. Unreacted components are irritating and may be
harmful to the skin and eyes. Wear gloves and goggles.
Individuals with chronic respiratory diseases, asthma, bronchial medical problems, or histories of allergic diseases should not work in or near uncured materials.
The components, vapours or spray mists can cause direct irritation, sensitivity reactions and may be toxic or harmful.
Vapours and spray mists must not be inhaled. These materials must be applied with adequate ventilation and respiratory protection. Do not remove the respirator immediately after spraying, wait until the vapour/mists have cleared.
Burning of the uncured components and the cured foams can generate toxic and harmful fumes. Smoking, naked flames or the use of electrical equipment during foaming operations and until vapours/mists have cleared should not be allowed. Any heat cutting of cured foams or partially cured foams should be conducted with extraction ventilation. See also the vehicle Body Repair Manual.
Freon
See Air Conditioning Refrigerant.
Fuels
See also, Fire, Legal Aspects, Chemicals and Solvents.
Avoid skin contact with fuel where possible. Should contact occur, wash the affected skin with soap and water.
Gasoline (Petrol)
Highly flammable - observe No Smoking policy. Swallowing can result in mouth and throat irritation
and absorption from the stomach can result in
through vomiting, is a very serious hazard.
the eye causes severe smarting.
low. High concentrations will cause eye, nose and throat irritation, nausea, headache, depression and symptoms of drunkenness. Very high concentrations will result in rapid loss of consciousness.
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Make sure there is adequate ventilation when checked for integrity following the specified handling and using gasolene. Great care must be procedures. taken to avoid the serious consequences of inhalation in the event of vapour build up arising from spillages in confined spaces.
Special precautions apply to cleaning and maintenance operations on gasolene storage tanks.
Gasolene should not be used as a cleaning agent. It See also Fire. must not be siphoned by mouth. See First Aid.
Gas-oil (Diesel Fuel)
Combustible. Gross or prolonged skin contact with high boiling point
gas oils may also cause serious skin disorders including skin cancer.
Kerosene (Paraffin)
Used also as heating fuel, solvent and cleaning agent. Flammable - observe No Smoking policy. Irritation of the mouth and throat may result from
swallowing. The main hazard from swallowing arises if liquid aspiration into the lungs occurs.
Liquid contact dries the skin and can cause irritation or dermatitis. Splashes in the eye may be slightly irritating.
In normal circumstances the low volatility does not give rise to harmful vapours. Exposure to mists and vapours from kerosene at elevated temperature should be avoided (mists may arise in dewaxing). Avoid skin and eye contact and make sure there is adequate ventilation.
Alternative Fuel
Highly flammable. Observe “NO SMOKING” signs. maintained in good condition and the correct safety Make sure there is adequate ventilation when working
on alternative fuelled vehicles. Great care must be Never use tools or equipment for any purpose other taken to avoid the serious consequences of inhalation than that for which they were designed. Never in the event of vapour build up in confined spaces. overload equipment such as hoists, jacks, axle and
Inhalation in high concentrations may cause dizziness, headache, nausea and loss of co-ordination. Very high concentrations may result in loss of consciousness.
Contact with liquidified petroleum gas (LPG) or compressed natural gas (CNG) to skin may cause cold burns and may cause frost bite.
Long sleeved cotton overalls, steel toe capped safety boots and rubber neoprene gloves should be worn during removal and installation of LPG/CNG fuel system components. Wear a suitable breathing mask when using abrasive
LPG/CNG fuel leaks could cause a fire and be a hazard to health that can lead to personal injury, illness or even death. Make sure there is adequate ventilation to control
If a leak is detected, under no circumstances attempt to seal the leak by tightening the union/connection until the fuel in the system or component is depressurised. Once tightened the system should be
If the fuel tank is to be removed for service or repair the fuel must be evacuated using dedicated equipment and following the specified procedures.
Gas Cylinders
Gases such as oxygen, acetylene, argon and propane are normally stored in cylinders at pressures of up to 138 bar (2000 psi) and great care should be taken in handling these cylinders to avoid mechanical damage to them or to the valve gear attached. The contents of each cylinder should be clearly identified by appropriate markings.
Cylinders should be stored in well ventilated enclosures, and protected from ice and snow, or direct sunlight. Fuel gases, for example acetylene and propane, should not be stored in close proximity to oxygen cylinders.
Care should be exercised to prevent leaks from gas cylinders and lines, and to avoid sources of ignition.
Only trained personnel should undertake work involving gas cylinders.
Gases
See Gas Cylinders.
Gaskets (Fluoroelastomer)
See Viton.
General Workshop Tools and Equipment
It is essential that all tools and equipment are
equipment is used where required.
chassis stands or lifting slings. Damage caused by overloading is not always immediately apparent and may result in a fatal failure the next time that the equipment is used.
Do not use damaged or defective tools or equipment, particularly high speed equipment such as grinding wheels. A damaged grinding wheel can disintegrate without warning and cause serious injury.
Wear suitable eye protection when using grinding, chiselling or sand blasting equipment.
blasting equipment, working with asbestos-based materials or using spraying equipment.
dusts, mists and fumes.
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DESCRIPTION AND OPERATION (Continued)
High Pressure Air, Lubrication and Oil Test Equipment
See also Lubricants and Greases. Always keep high pressure equipment in good
condition, and regularly maintained, particularly at joints and unions.
Never direct a high pressure nozzle, for example diesel injector, at the skin as the fluid may penetrate to the underlying tissue, and cause serious injury.
Halon
See CFCs.
Legal Aspects
There are many laws and regulations relating to health and safety in the use and disposal of materials and equipment in a workshop.
For a safe working environment and to avoid boilers can be recommended only for units of environmental pollution, workshops should be familiar, approved design. If in doubt check with the in detail, with the many health and safety laws and appropriate local authority and manufacturer of regulations within their country, published by both approved appliances. national and local authorities.
Lubricants and Greases
Avoid all prolonged and repeated contact with mineral trade. If in doubt, contact the relevant local authority oils. All lubricants and greases may be irritating to the for advice on disposal facilities. eyes and skin.
Used Engine Oil
Prolonged and repeated contact with mineral oil will result in the removal of natural fats from the skin, leading to dryness, irritation and dermatitis. In addition, used engine oil contains potentially harmful contaminants which may cause skin cancer. Adequate means of skin protection and washing facilities must be provided.
Do not employ used engine oils as lubricants or for any application where appreciable skin contact is likely to occur.
Wash with soap and water to make sure all oil is removed (skin cleansers and nail brushes will help). Preparations containing lanoline replace the natural skin oils which have been removed.
Do not use gasolene (petrol), kerosene (paraffin), diesel fuel (gas oil), thinners or solvents for cleaning skin.
If skin disorders develop, obtain medical advice without delay.
Where practicable, degrease components prior to handling.
Where there is a risk of eye contact, eye protection should be worn, for example chemical goggles or face shields; in addition an eye wash facility should be provided.
Environmental Precautions
Burning used engine oil in small space heaters or
Dispose of used oil and used oil filters through authorized waste disposal contractors or licensed waste disposal sites, or to the waste oil reclamation
It is illegal to pour used oil on to the ground, down sewers or drains, or into water courses.
Noise
Some operations may produce high noise levels which could, in time, damage hearing. In these cases, suitable ear protection must be worn.
Noise Insulation Materials
See Foams, Fibre Insulation.
O-Rings (Fluoroelastomer)
See Viton.
Health Protection Precautions
Paints
Avoid prolonged and repeated contact with oils, particularly used engine oils.
Wear protective clothing, including impervious gloves where practicable.
Do not put oily rags into pockets. Avoid contaminating clothes, particularly
underpants, with oil. Heavily soiled clothing and oil-impregnated
footwear should not be worn. Overalls must be cleaned regularly.
First Aid treatment should be obtained Can also contain harmful and toxic unreacted resins immediately for open cuts and wounds. and resin hardening agents. The manufacturers
Use barrier creams, applying them before each work period, to help the removal of oil from the skin.
See also Solvents, Chemical Materials. Highly flammable, flammable - observe No Smoking
policy
One Pack
Can contain harmful or toxic pigments, driers and other components as well as solvents. Spraying should be carried out only with adequate ventilation.
Two Pack
instructions should be followed. See also Resin-based Adhesives and Isocyanate Adhesives and Sealers under Adhesives and Sealers.
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100-00-11 General Information 100-00-11
DESCRIPTION AND OPERATION (Continued)
Spraying should preferably be carried out in Avoid splashes to the skin, eyes and clothing. Wear exhausted ventilated booths removing vapour and protective gloves, goggles and clothing if necessary. spray mists from the breathing zone. Individuals working in booths should wear appropriate respiratory protection. Those doing small scale repair work in the open workshop should wear air-fed respirators.
Pressurized Equipment
See High Pressure Air, Lubrication and Oil Test Equipment.
Solder
Solders are mixtures of metals such that the melting point of the mixture is below that of the constituent metals (normally lead and tin). Solder application does not normally give rise to toxic lead fumes, provided a gas/air flame is used. Oxy-acetylene flames should not be used, as they are much hotter and will cause lead fumes to be produced.
Some fumes may be produced by the application of any flame to surfaces coated with grease, and inhalation of these should be avoided.
Removal of excess solder should be undertaken with care, to make sure that fine lead dust is not produced, which can give toxic effects if inhaled. Respiratory protection may be necessary.
Solder spillage and filings should be collected and removed promptly to prevent general air contamination by lead.
High standards of personal hygiene are necessary in order to avoid ingestion of lead or inhalation of solder dust from clothing.
Make sure there is good ventilation when in use, avoid breathing fumes, vapours and spray mists and keep containers tightly sealed. Do not use in confined spaces.
When spraying materials containing solvents, for example paints, adhesive, coatings, use extraction ventilation or personal respiratory protection in the absence of adequate general ventilation.
Do not apply heat or flame except under specific and detailed manufacturers instructions.
Sound Insulation
See Fibre Insulation, Foams.
Suspended Loads
CAUTION: Never improvise lifting tackle.
There is always a danger when loads are lifted or suspended. Never work under an unsupported, suspended or raised load, for example a suspended engine.
Always make sure that lifting equipment such as jacks, hoists, axle stands and slings are adequate and suitable for the job, in good condition and regularly maintained.
Transmission Brake Bands
See Asbestos.
Underseal
Solvents
See also Chemical Materials, Fuels (Kerosene), Fire. For example acetone, white spirit, toluene, xylene,
trichloroethane. Used in cleaning and dewaxing materials, paints,
plastics, resins and thinners. Some may be highly flammable or flammable. Skin contact will degrease the skin and may result in
irritation and dermatitis following repeated or prolonged contact. Some can be absorbed through the skin in toxic or harmful quantities.
Splashes in the eye may cause severe irritation and could lead to loss of vision.
Brief exposure of high concentrations of vapours or mists will cause eye and throat irritation, drowsiness, dizziness, headaches and, in the worst circumstances, unconsciousness.
Repeated or prolonged exposure to excessive but lower concentrations of vapours or mists, for which there might not be adequate warning indications, can cause more serious toxic or harmful effects.
Aspiration into the lungs, for example through vomiting, is the most serious consequence of swallowing.
See Corrosion Protection.
Viton
In common with many other manufacturers vehicles, some components fitted to the Ford range have O-rings, seals or gaskets which contain a material known as ‘Viton’.
Viton is a fluoroelastomer, that is a synthetic rubber type which contains Fluorine. It is commonly used for O-rings, gaskets and seals of all types. Although Viton is the most well known fluoroelastomer, there are others, including Fluorel and Tecmoflon.
When used under design conditions fluoroelastomers are perfectly safe. If, however, they are exposed to temperatures in excess of 400°C, the material will not burn, but will decompose, and one of the products formed is hydrofluoric acid.
This acid is extremely corrosive and may be absorbed directly, through contact, into the general body system.
O-rings, seals or gaskets which have been exposed to very high temperatures will appear charred or as a black sticky substance.
DO NOT, under any circumstances touch them or the attached components.
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100-00-12 General Information 100-00-12
DESCRIPTION AND OPERATION (Continued)
Enquiries should be made to determine whether Viton or any other fluoroelastomer has been used in the affected O-ring, seal or gasket. If they are of natural rubber or nitrile there is no hazard. If in doubt, be cautious as the material may be Viton or any fluoroelastomer.
If Viton or any other fluoroelastomers have been used, the affected area should be decontaminated before the commencement of work.
Disposable heavy duty plastic gloves should be worn at all times, and the affected area washed down using wire wool and a limewater (calcium hydroxide) solution to neutralise the acid before disposing of the decomposed Viton residue and final cleaning of the area. After use, the plastic gloves should be discarded carefully and safely.
Welding
See also Fire, Electric Shock, Gas Cylinders. Welding processes include Resistance Welding (Spot
Welding), Arc Welding and Gas Welding.
Resistance Welding
This process may cause particles of molten metal to be emitted at a high velocity, and the eyes and skin must be protected.
Arc Welding
This process emits a high level of ultra-violet radiation which may cause arc-eye and skin burns to the operator and to other persons nearby. Gas-shielded welding processes are particularly hazardous in this respect. Personal protection must be worn, and screens used to shield other people.
CONTACT LENS WEARERS ARE ADVISED TO REVERT TO ORDINARY SPECTACLES WHEN ARC WELDING as the arc spectrum is believed to emit microwaves which dry out the fluid between the lens and the eye. This may result in blindness when the lens is removed from the eye.
Metal spatter will also occur, and appropriate eye and skin protection is necessary.
The heat of the welding arc will produce fumes and gases from the metals being welded, the rods and from any applied coatings or contamination on the surfaces being worked on. These gases and fumes may be toxic and inhalation of these should be avoided. The use of extraction ventilation to remove the fumes from the working area may be necessary particularly in cases where the general ventilation is poor, or where considerable welding work is anticipated. In extreme cases or confined spaces where adequate ventilation cannot be provided, air-fed respirators may be necessary.
Gas Welding (and Cutting)
Oxy-acetylene torches may be used for welding and cutting, and special care must be taken to prevent leakage of these gases, with consequent risk of fire and explosion.
The process will produce metal spatter and eye and skin protection is necessary.
The flame is bright, and eye protection should be used, but the ultra-violet emission is much less than that from arc welding, and lighter filters may be used.
The process itself produces few toxic fumes, but such fumes and gases may be produced from coatings on the work, particularly during cutting away of damaged body parts, and inhalation of the fumes should be avoided.
In brazing, toxic fumes may be produced from the metals in the brazing rod, and a severe hazard may arise if brazing rods containing cadmium are used. In this event particular care must be taken to avoid inhalation of fumes and expert advice may be required.
Special precautions must be taken before any welding or cutting takes place on vessels which have contained combustible materials, for example boiling or steaming out of fuel tanks .
Warning Symbols on Vehicles
Decals showing warning symbols will be found on various vehicle components.
These decals must not be removed. The warnings are for the attention of owners/operators and persons carrying out service or repair operations on the vehicle.
The most commonly found decals are reproduced below together with an explanation of the warnings.
1. Components or assemblies displaying the caution triangle and open book symbol advise consultation of the relevant section of the owners handbook before touching or attempting adjustments of any kind.
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100-00-13 General Information 100-00-13
DESCRIPTION AND OPERATION (Continued)
2. Components or assemblies displaying the warning 5. Displaying this symbol (normally in conjunction triangle with the ‘electrified’ arrow and open book with 5 above) warn of the presence of potentially symbol give warning of inherent high voltages. explosive matter within the immediate vicinity. Never touch these with the engine running or the ignition switched on. See Electric Shock in this subsection.
3. Components or assemblies displaying this symbol give warning that the component contains a corrosive substance. See Acids and Alkalis in this subsection.
4. Displaying the caution circle with a deleted lighted match symbol, caution against the use of naked lights or flames within the immediate vicinity due to the presence of highly flammable or explosive liquids or vapours. See Fire in this subsection.
6. Displaying this symbol warn that children should not be allowed in the immediate vicinity unsupervised.
White Spirit
See Solvents.
Standard Workshop Practices
Vehicle in Workshop
When working on a vehicle in the workshop always make sure that:
the parking brake is applied or the wheels are securely chocked to prevent the vehicle moving forwards or backwards.
the key is removed from key operated hood locks before any work is carried out around the front of the vehicle.
if the engine is to be run, there is adequate ventilation, or an extraction hose to remove exhaust fumes.
there is adequate room to raise the vehicle and remove the wheels, if necessary.
fender covers are always fitted if any work is to be carried out in the engine compartment.
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100-00-14 General Information 100-00-14
DESCRIPTION AND OPERATION (Continued)
the battery is disconnected if working on the do not work on the fuel lines or system engine. components unless the alternative fuel has been
evacuated and the pressure in the system is
CAUTION: When electric arc welding on a vehicle, always disconnect the generator wiring to prevent the possibility of a surge of current causing damage to the internal components of the generator.
If using welding equipment on the vehicle, a suitable fire extinguisher is readily available.
Alternative Fuel
WARNING: When servicing the fuel system always follow the recommended procedures. Failure to follow these instructions may result in personal injury.
If the odour of liquified petroleum gas (LPG) or compressed natural gas (CNG) is present in the air in the workshop, warn all persons in the area to:
extinguish all flames and lighted tobacco. shut off electrical and air powered equipment. evacuate the area. ventilate the area. contact fire control authorities. remove the vehicle to a dedicated, ventilated
area.
Alternative Fuel — Do’s
do work on the vehicle in a designated area that is well ventilated and its access restricted to qualified personnel only
install new warning labels to their original locations
if possible always isolate the alternative fuel tank, run the vehicle on the alternative fuel until it automatically switches to its normal fuel prior to taking the vehicle into the workshop/service area
only use tested and approved components and pipes when repairing or servicing LPG and CNG systems
reduced to atmospheric, or less do not use anything other than the specified leak
detector fluid to trace fuel leaks
Be aware of situations that may cause the LPG or CNG fuel system to vent off fuel, such as:
extremely hot days parking by a space heater hoisting a vehicle up near a ceiling heater
Only personnel fully trained to Ford and local standards are to work on alternative fuel vehicles.
Towing the Vehicle
WARNING: When the vehicle is being towed the ignition switch must be in position II (steering lock released and warning lights illuminated). Only then will the steering, turn signal lamps, horn and stop lamps be operational. Failure to follow these instructions may result in personal injury.
When a vehicle with automatic transmission is towed, the gear selector must be in position N (Neutral). Never tow a vehicle with automatic transmission faster than 30 mph (50 km/h) or further than 30 miles (50 km). If it is necessary to tow the vehicle a greater distance, the drive wheels must be lifted clear off the ground.
Alternatively the vehicle can be transported on a low loader or a trailer.
Connecting a Slave Battery Using Jumper Cables
WARNING: If the slave battery has recently been charged and is gassing, cover the vent plugs or covers with a damp cloth to reduce the risk of explosion should arcing occur when connecting the jumper cables. Failure to follow these instructions may result in personal injury.
Alternative Fuel — Do Nots
do not vent off LPG fuel do not use shop air pressure to force LPG fuel
from the fuel tank do not use paint drying ovens above 40°C for any
alternative fuel vehicles. LPG and CNG fuel tanks should be removed from the vehicles prior to being put into paint drying ovens above 40°C
do not modify the system or install new components with parts not designed for gas vehicles
do not evacuate fuel tanks unless there is repair that requires removed of the fuel tank
G17373 en 01/2003 2003.0 BA Falcon
CAUTION: A discharged battery condition may have been caused by an electrical short circuit. If this condition exists there will be an apparently live circuit on the vehicle even when all normal circuits are switched off. This can cause arcing when the jumper cables are connected.
CAUTION: While it is not recommended that the vehicle is jump started, it is recognized that this may occasionally be the only practical way to mobilize a vehicle. In such an instance the discharged battery must be recharged immediately after jump starting to avoid permanent damage.
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100-00-15 General Information 100-00-15
DESCRIPTION AND OPERATION (Continued)
Always make sure that the jumper cables are adequate for the task. Heavy duty cables must be used.
Always make sure that the slave battery is of the same voltage as the vehicle battery. The batteries must be connected in parallel.
Always make sure that switchable electric circuits are switched off before connecting jumper cables. This reduces the risk of arcing occurring when the final connection is made.
WARNING: Make sure that the ends of the jumper cables do not touch each other or ground against the vehicle body at any time while the cables are attached to the battery. A fully charged battery, if shorted through jumper cables, can discharge at a rate well above 1000 amps causing violent arcing and very rapid heating of the jumper cables and terminals, and can even cause the battery to explode. Failure to follow these instructions may result in personal injury.
Always connect the jumper cables in the following sequence:
slave battery positive first then vehicle battery positive
slave battery negative next and then vehicle ground at least 12 inches (300 mm) from the battery terminal, for example engine lifting eye
Always reduce the engine speed to idle before disconnecting the jumper cables.
Before removing the jumper cables from the vehicle that had the discharged battery, switch on the heater blower (high) or the heated rear window, to reduce the voltage peak when the cables are removed.
Always disconnect the jumper cables in the reverse order to the connecting sequence and do not short the ends of the cables.
Do not rely on the generator to restore a discharged battery. For a generator to recharge a battery, it would take in excess of eight hours continuous driving with no additional loads placed on the battery.
Component Cleaning
To prevent ingress of dirt, accumulations of loose dirt and greasy deposits should be removed before disconnecting or dismantling components or assemblies.
Components should be thoroughly cleaned before inspection prior to reassembly.
Cleaning Methods:
dry cleaning removal of loose dirt with soft or cable brushes scraping dirt off with a piece of metal or wood wiping off with a rag
CAUTION: Compressed air is sometimes ‘wet’ so use with caution, especially on hydraulic systems.
blowing dirt off with compressed air. (Eye protection must be worn when using this method)
removal of dry dust using vacuum equipment. This method should always be used to remove friction lining material dust (asbestos particles)
steam cleaning
WARNING: Most solvents require careful handling and some are harmful. Refer to Health and Safety Precautions and to the manufacturers literature for safety precautions. Failure to follow these instructions may result in personal injury.
Various solvents are available which are suitable for component cleaning. Some components such as brake hydraulic parts and electrical assemblies should be cleaned only with recommended solvents — refer to Solvents, Sealers and Adhesives or to the section of the manual relevant to the component.
Calibration of Essential Measuring Equipment
WARNING: Failure to follow these instructions may result in personal injury or damage to components.
It is of fundamental importance that certain essential equipment, for example torque wrenches, multimeters, exhaust gas analysers or rolling roads, are regularly calibrated in accordance with the manufacturers instructions.
Solvents, Sealers and Adhesives
Introduction
WARNING: Always handle all solvents, sealers and adhesives with extreme care. Some contain chemicals or give off fumes which can be dangerous to health. Always follow the manufacturers instructions. If in doubt about any
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100-00-16 General Information 100-00-16
DESCRIPTION AND OPERATION (Continued)
substance, particularly a solvent, DO NOT use it.
CAUTION: If in doubt about the suitability of any proprietary solvent or sealer for a particular application, contact the manufacturer of the product for information regarding storage, handling and application.
The Health and Safety Precautions subsection refers to some commonly used chemicals and materials, hazards associated with their use, and safety measures to be taken. Some of these chemicals may be included in the following list either in their own right or as an ingredient in a sealer or adhesive.
General Specifications
Anti-Seize Compound
Ford Spec.
General SAM-1C-9107A
SAM-1C-9107A
Spark plug threads ESE-M1244-A
Sealers
Application Ford Spec. Manufacturer and Identification For camshaft bearing caps ESK-M4G260-A Loctite 518 For cylinder block WSK-M4G320-A Hylosil 502 For fitting rear lamp assembly WSK-M4G329-ABC For transmission housing (80 gram can) Finis Code 6 160 443
Adhesives
Application Ford Spec.
PU for windscreen, side and rear glass Finis Code 6 997 259
Road/Roller Testing
Road or roller testing may be carried out for various reasons and a procedure detailing pre-test checks, through engine starting and stopping, pre-driving checks, on-test checks to final checks on completion of the test is given overleaf.
Unless complete vehicle performance is being checked, the full road test procedure need not be carried out. Instead, those items particularly relevant to the system/s being checked can be extracted.
Engine oil level Engine coolant level Tires, for correct pressure, compatible types and
tread patterns, and wear within limits. There is sufficient fuel in the tank to complete the
test. All around the engine, transmission and under the
vehicle for oil, coolant, hydraulic and fuel leaks. Make a note of any apparent leaks and wipe off the surrounding areas to make it easier to identify the extent of the leak on completion of the test.
Pre-Test Checks
Starting the Engine
WARNING: If the brake system hydraulic fluid level is low, pedal travel is excessive or a hydraulic leak is found, do not attempt to road test the vehicle until the reason for the low fluid level, excessive pedal travel or hydraulic leak is found and rectified.
It is suggested that pre-test checks, and functional tests of those systems/circuits which affect the safe and legal operations of the vehicle, such as brakes, lights and steering, should always be carried out before the road or roller test.
G17374 en 01/2003 2003.0 BA Falcon
NOTE:
first 1.5 km (1 mile), do not depress accelerator pedal beyond half travel until the vehicle has attained a minimum speed of 25 km/h (15 miles/h). Never operate at high engine speed or with the accelerator pedal at full travel whilst the engine is cold.
With the ignition switched off, check:
On initial drive away from cold and within the
The handbrake is applied. The gear lever is in neutral.
Page 17
100-00-17 General Information 100-00-17
DESCRIPTION AND OPERATION (Continued)
All instrument gauges (except fuel gauge) read zero.
With the ignition switched on, check:
Ignition controlled warning lights come on. Engine temperature gauge registers a reading
compatible with the engine temperature. Fuel gauge registers a reading appropriate to the
fuel level in the tank. The operation of the handbrake warning light and
fluid level warning indicator light.
On Road or Roller Test Check:
CAUTION: If road testing, check the brake operation while still travelling at low speed before continuing with the test. If the brakes pull to one side, or appear to be otherwise faulty, do not continue with the road test until the fault has been found and rectified.
Clutch pedal operation is not stiff or heavy. Initial gear engagement is smooth and there is no
evidence of clutch drag. Handbrake control operates smoothly and the
handbrake releases quickly and completely. Clutch takes up the drive smoothly, without slip or
judder. Gear changing is smooth, and there are no
abnormal noises or vibrations from the transmission.
The engine power output is satisfactory, full power is achieved, acceleration is smooth and pedal operation not stiff or heavy, and engine speed returns to idle correctly.
There is no excessive or abnormally colored smoke from the engine under normal driving, heavy load or overrun conditions.
Steering operation, including power steering where fitted, is smooth, accurate, not excessively heavy or with excessive free play or vibration. Does not pull to one side and self centres smoothly after cornering.
Speedometer, oil pressure warning lamp, coolant temperature gauge and tachometer (where fitted) register the correct readings or operate correctly.
Switches and controls operate smoothly and positively, warning or indicator lights operate correctly and the direction indicator control self cancels when the steering is returned to the straight ahead position.
Heating and ventilation systems work correctly and effectively.
Brake operation and efficiency.
Brake Testing
WARNING: When brake testing, avoid breathing the smoke or fumes from hot brakes, this may contain asbestos dust which is hazardous to health, see Health and Safety Precautions.
Avoid brake testing on busy roads where it can cause inconvenience or danger to other road users.
CAUTION: Brake testing which includes heavy brake applications should not be carried out with new brake pads/discs or linings/drums until the components have bedded-in. New brake friction components will not reach full efficiency until the bedding-in process is complete.
Test the brakes at several speeds within the normal operating range using both light and heavy pedal pressure. Note any tendency to snatch, pull or drag, and any undue delay in application or release.
Allow the vehicle to coast and note any tendency to pull to one side, or evidence that the brakes are binding.
After stopping the vehicle (not immediately after a period of heavy braking), carefully check the brake temperature. A disc which feels hot, or appreciably hotter than the others, indicates that the brake is binding.
After completion of the test, check for:
Oil, coolant, hydraulic, air and fuel leaks. Abnormal temperature of any moving components
or assemblies, e.g. wheel hubs, transmission, axle etc., which might indicate overtightness or lack of lubrication.
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Page 18
100-01-1 Identification Codes 100-01-1
SECTION : 100-01 Identification Codes
VEHICLE APPLICATION :
2003.0 BA Falcon
CONTENTS PAGE
DESCRIPTION AND OPERATION
Identification Codes ..............................................................................................................100-01-2
Vehicle Identification Number ..............................................................................................100-01-2
Vehicle Compliance (VC) Label .............................................................................................100-01-5
Emission Decal ....................................................................................................................100-01-6
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100-01-2 Identification Codes 100-01-2
DESCRIPTION AND OPERATION
Identification Codes
Vehicle Identification Number
The vehicle identification number (VIN) is a seventeen-digit combination of letters and numbers. The VIN is printed on a label located in the engine compartment or on the driver’s side A-pillar as shown. The VIN number is also found on the vehicle compliance (VC) label located in the same area.
Typical Identification Plate Locations
Identification Label (engine bay)
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Page 20
100-01-3 Identification Codes 100-01-3
DESCRIPTION AND OPERATION (Continued)
Identification Label (A-pillar)
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Page 21
100-01-4 Identification Codes 100-01-4
DESCRIPTION AND OPERATION (Continued)
Body Style Code
BODY TYPE CODE
XT Sedan SW XT Wagon WA Futura Sedan SW Futura Wagon WA XR Sedan SW XR Ute CM GT Sedan SW Fairmont Sedan SW Fairmont Wagon WA Fairmont Ghia Sedan SW Fairlane Ghia LW LTD LW XL Ute CM XLS Ute CM
Model Code
Body Type Body Style Model Code
Sedan XT 18333 Wagon XT 18363 Sedan Futura 18334 Wagon Futura 18364 Sedan XR 18335 Sedan FMT 18332 Wagon FMT 18332 Sedan FMT Ghia 18338 Sedan Fairlane Ghia 18349 Sedan LTD 18346 Ute XL Tray 45313 Ute XL SSB 45373 Ute XR Tray 45375 Ute XLS Tray 45314 Ute XLS SSB 45374
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Page 22
100-01-5 Identification Codes 100-01-5
DESCRIPTION AND OPERATION (Continued)
Paint Colour and Code
Colour Code
Winter W hite A1 Venom VF Ice Mint Silver EI Barossa Reb B7 Congo Green DG Silhouette ST Blue Print UU Narooma Blue NR Phantom P3 Mercury Silver M7 Blue Pearl CP Acid Rush RH Citric Acid JA Blood Orange HO Victorian Taxi Yellow 44 Taxi Orange 22
Trim Colour and Code
Colour Code
Stone S1 Warm Charcoal B1
with the Design Rules referred to on the compliance label of the vehicle.
Such Laws must be complied with at all times.
Failure to do so may result in
Penalties
repair manual procedures, the Laws MUST take precedence.
To ensure continuing compliance it is imperative that the engine/emission system is serviced according to the specified procedure. A typical compliance plate is shown below.
Compliance Plate (engine bay)
. Where State/Territory Laws differ from the
Substantial Financial
Vehicle Compliance (VC) Label
Australian Design Rules (A.D.R.) reuire vehicle manufacturere to comply with specific requirements regarding consumer, environment protection, and safety devices. A compliance plate is fitted to the vehicle and this contains codes which relate to specific design rules in effect at the time of vehicle manufacture.
Legiclation requires that no alteration be made to a vehicle that would result in the vehicle not complying
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Page 23
100-01-6 Identification Codes 100-01-6
DESCRIPTION AND OPERATION (Continued)
Compliance Plate (A-pillar)
Emission Decal
Emission Control Information Decal is affixed to the underside of the bonnet. Should this decal become mutilated or unreadable, a new decal must be obtained and affixed to the vehicla. To ensure contained compliance it is imperative that the engine and emission system is serviced according to the service procedures outlined in this manual.
Should it become necessary to replace a component which affects vehicle emissions, it is mandatory that the replacement part be of the same calibration as the original part.
No circumstances would permit the disconnection, alteration or modification of any emission related component on vehicles marketed by Ford Sales Company of Australia Limited, except in accordance with the diagnostic, maintenance and repair procedures specified in the Company’s service materials.
Any person who removes, modifies or otherwise renders ineffective any emission control components fitted to a vehicle could be contravening the relevant regulations and be guilty of an offence under the regulations. Any person who owns and/or operates such a vehicle could also be guilty of an offence under the regulations.
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Page 24

100-02-1 Jacking and Lifting 100-02-1

SECTION : 100-02 Jacking and Lifting
VEHICLE APPLICATION : 2003.0 BA Falcon
CONTENTS PAGE
DESCRIPTION AND OPERATION
Jacking ..................................................................................................................................100-02-2
Jacking/Lifting Points - Sedan/Wagon .................................................................................100-02-2
Jacking/Lifting Points - Ute ..................................................................................................100-02-2
01/2003 2003.0 BA Falcon
Page 25
100-02-2 Jacking and Lifting 100-02-2
DESCRIPTION AND OPERATION
Jacking
WARNING: Do not run the engine when jacking the vehicle. The wheels contacting the ground could cause the vehicle to move. Failure to follow these instructions may result in personal injury.
WARNING: Make sure the jack and jack stands are correctly located to prevent the vehicle from falling. Failure to follow these instructions may result in personal injury.
WARNING: Wheel chocks should be used to prevent the vehicle from rolling and falling off the jack. Failure to follow these instructions may result in personal injury.
CAUTION: The service jack provided with the vehicle is only intended to be used in an emergency for changing a deflated tire. Never use the service jack to hoist the vehicle for any other service. Refer to the Owner Guide when using the jack supplied with the vehicle.
Jacking/Lifting Points - Sedan/Wagon
Jacking/Lifting Points - Ute
1. The front jacking\lifting point for the ute is on the sill at the point where the rocker moulding has been cut away to expose the sill.
2. The rear jacking\lifting point for the ute is on the leaf spring hanger bracket.
1. The front jacking\lifting point for sedan and wagon is on the sill at the point where the rocker moulding has been cut away to expose the sill.
2. The rear jacking\lifting point for the sedan and wagon is on the sill at the point where the rocker moulding has been cut away to expose the sill.
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Page 26
100-04-1 Noise, Vibration and Harshness 100-04-1
SECTION : 100-04 Noise, Vibration and Harshness
VEHICLE APPLICATION :
2003.0 BA Falcon
CONTENTS PAGE
DESCRIPTION AND OPERATION
Noise, Vibration and Harshness (NVH) ................................................................................100-04-2
Acceptable Noise, Vibration and Harshness .......................................................................100-04-2
Diagnostic Theory ................................................................................................................100-04-2
Glossary of Terms ................................................................................................................100-04-2
DIAGNOSIS AND TESTING
Noise, Vibration and Harshness (NVH) ................................................................................100-04-7
1: Customer Interview ........................................................................................................100-04-10
2: Pre-Drive Check .............................................................................................................100-04-10
3: Preparing for the Road Test ..........................................................................................100-04-10
4: Verify the Customer Concern ........................................................................................100-04-10
5: Road Test ......................................................................................................................100-04-10
6: Check OASIS/TSBs/Repair History ...............................................................................100-04-12
7: Diagnostic Procedure .....................................................................................................100-04-12
NVH Condition and Symptom Categories .........................................................................100-04-13
Symptom Charts ................................................................................................................100-04-14
Pinpoint Tests ....................................................................................................................100-04-35
Component Tests ...............................................................................................................100-04-49
GENERAL PROCEDURES
Brake Disc Machining .........................................................................................................100-04-55
Powertrain/Drivetrain Mount Neutralizing ...........................................................................100-04-55
Exhaust System Neutralizing ..............................................................................................100-04-55
Wheel Bearing Check .........................................................................................................100-04-56
01/2003 2003.0 BA Falcon
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100-04-2 Noise, Vibration and Harshness 100-04-2
DESCRIPTION AND OPERATION
Noise, Vibration and Harshness (NVH)
Noise is any undesirable sound, usually unpleasant in nature. Vibration is any motion, shaking or trembling, that can be felt or seen when an object moves back and forth or up and down. Harshness is a ride quality issue where the vehicle’s response to the road transmits sharply to the customer. Harshness normally describes a firmer than usual response from the suspension system. Noise, vibration and harshness (NVH) is a term used to describe these conditions, which result in varying degrees of dissatisfaction. Although, a certain level of NVH caused by road and environmental conditions is normal. This section is designed to aid in the diagnosis, testing and repair of NVH concerns.
Acceptable Noise, Vibration and Harshness
All internal combustion engines and drivelines produce some noise and vibration; operating in a real world environment adds noise that is not subject to control. Vibration isolators, mufflers and dampers reduce these to acceptable levels. A driver who is unfamiliar with a vehicle can think that some sounds are abnormal when actually the sounds are normal for the vehicle type. For example, Traction-Lok® differentials produce a slight noise on slow turns after extended highway driving. This is acceptable and has no detrimental effect on the locking axle function. As a technician, it is very important to be familiar with vehicle features and know how they relate to NVH concerns and their diagnosis. If, for example, the vehicle has automatic overdrive it is important to test drive the vehicle both in and out of overdrive mode.
within an acceptable range.
Glossary of Terms
Acceleration-Light
An increase in speed at less than half throttle.
Acceleration-Medium
An increase in speed at half to nearly full throttle, such as 0-97 km/h (0-60 mph) in approximately 30 seconds.
Acceleration-Heavy
An increase in speed at one-half to full throttle, such as 0-97 km/h (0-60 mph) in approximately 20 seconds.
Ambient Temperature
The surrounding or prevailing temperature.
Amplitude
The quantity or amount of energy produced by a vibrating component (G force). An extreme vibration has a high amplitude. A mild vibration has a low amplitude.
Backlash
Gear teeth clearance.
Boom
Low frequency or low pitched noise often accompanied by a vibration. Also refer to Drumming.
Bound Up
An overstressed isolation (rubber) mount that transmits vibration/noise instead of absorbing it.
Diagnostic Theory
The shortest route to an accurate diagnosis results from:
system knowledge, including comparison with a known good system.
system history, including repair history and usage patterns.
condition history, especially any relationship to by gusting winds. An example would be wind gusts repairs or sudden change. against the side glass.
knowledge of possible sources. using a systematic diagnostic method that divides
the system into related areas.
The diagnosis and correction of noise, vibration and harshness concerns requires:
a road or system test to determine the exact nature of the concern.
an analysis of the possible causes. testing to verify the cause. repairing any concerns found. a road test or system test to make sure the vehicle.
concern has been corrected or brought back to
Brakes Applied
When the service brakes are applied with enough force to hold the vehicle against movement with the transmission in gear.
Buffet/Buffeting
Strong noise fluctuations (less than 1000 Hz) caused
Buzz
A low-pitched sound (200-5000 Hz) like that from a bee. Often a metallic or hard plastic humming sound. Also describes a high frequency (200–800 Hz) vibration. Vibration feels similar to an electric razor.
Camber
The angle of the wheel in relation to the true vertical as measured looking from the front of the vehicle. Camber is positive when the wheel angle is offset so that the top of the wheel is positioned away from the
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100-04-3 Noise, Vibration and Harshness 100-04-3
DESCRIPTION AND OPERATION (Continued)
Clonk
A hydraulic knocking sound. Sound occurs with air pockets in a hydraulic system. Also described as hammering.
Clunk/Driveline Clunk
A heavy or dull, short-duration, low-frequency sound. Occurs mostly on a vehicle that is accelerating or decelerating abruptly. Also described as a thunk.
Coast/Deceleration
Releasing the accelerator pedal at cruise, allowing the engine to reduce vehicle speed without applying the brakes.
Caster
The angle of the steering knuckle in relation to the true vertical as measured looking from the side of the vehicle.
Item Description 1 True vertical 2 Positive caster 3 Steering axis
Chatter
A pronounced series of rapidly repeating rattling or clicking sounds.
Chirp
A short-duration high-pitched noise associated with a slipping drive belt.
Chuckle
A repetitious low-pitched sound. A loud chuckle is usually described as a knock.
Click
A sharp, brief, non-resonant sound, similar to actuating a ball point pen.
Coast/Neutral Coast
Placing the transmission range selector in NEUTRAL (N) or depressing the clutch pedal while at cruise.
Constant Velocity (CV) Joint
A joint used to absorb vibrations caused by driving power being transmitted at an angle.
Controlled Rear Suspension Height
The height at which a designated vehicle element must be when driveline angle measurements are made.
Coupling Shaft
The shaft between the transfer case and the front drive axle or, in a two-piece rear driveshaft, the front section.
CPS
Cycles per second. Same as hertz (Hz).
Cracks
A mid-frequency sound, related to squeak. Sound varies with temperature conditions.
Creak
A metallic squeak.
Cruise
Constant speed on level ground; neither accelerating nor decelerating.
Cycle
The process of a vibrating component going through a complete range of motion and returning to the starting point.
Decibel
A unit of measurement, referring to sound pressure level, abbreviated dB.
Drive Engine Run-Up (DERU) Test
The operation of the engine through the normal rpm range with the vehicle standing still, the brakes
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100-04-4 Noise, Vibration and Harshness 100-04-4
DESCRIPTION AND OPERATION (Continued)
applied and the transmission engaged. This test is from side-to-side (wobble). Dynamically unbalanced used for noise and vibration checks. wheel and tyre assemblies can cause wheel shimmy.
Driveline Angles Engine Imbalance
The differences of alignment between the A condition in which an engine’s center mass is not transmission output shaft, the driveshaft, and the rear concentric to the rotation center, causing excessive axle pinion centerline. motion.
Engine Misfire
When combustion in one or more cylinders does not occur or occurs at the wrong time.
Engine Shake
An exaggerated engine movement or vibration that directly increases in frequency as the engine speed increases. It is caused by non-equal distribution of mass in the rotating or reciprocating components.
Flexible Coupling
A flexible joint.
Float
Item Description 1 Engine 2 Driveshaft 3 Differential
Driveshaft
The shaft that transmits power to the rear axle input shaft (pinion shaft). In a two-piece driveshaft, it is the rearmost shaft.
Drivetrain
All power transmitting components from the engine to the wheels; includes the clutch or torque converter, the transmission, the transfer case, the driveshaft, and the front or rear drive axle.
Drivetrain Damper
A weight attached to the engine, the transmission, the transfer case, or the axle. It is tuned by weight and placement to absorb vibration.
A drive mode on the dividing line between cruise and coast where the throttle setting matches the engine speed with the road speed.
Flutter
Mid to high (100-200 Hz) intermittent sound due to air flow. Similar to a flag flapping in the wind.
Frequency
The rate at which a cycle occurs within a given time.
Gravelly Feel
A grinding or growl in a component, similar to the feel experienced when driving on gravel.
Grind
An abrasive sound, similar to using a grinding wheel, or rubbing sand paper against wood.
Hiss
Steady high frequency (200–800 Hz) noise. Vacuum leak sound.
Drone
A low frequency (100-200 Hz) steady sound, like a freezer compressor. Also described as a moan.
Drumming
A cycling, low-frequency (20–100 Hz), rhythmic noise often accompanied by a sensation of pressure on the ear drums. Also described as a low rumble, boom, or rolling thunder.
Dynamic Balance
The equal distribution of weight on each side of the centerline, so that when the wheel and tyre assembly spins, there is no tendency for the assembly to move
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Hoot
A steady low frequency tone (50-500 Hz), sounds like blowing over a long neck bottle.
Howl
A mid-range frequency (200-800 Hz) noise between drumming and whine. Also described as a hum.
Hum
Mid-frequency (200-800 Hz) steady sound, like a small fan motor. Also described as a howl.
Hz
Hertz; a frequency measured in cycles per second.
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100-04-5 Noise, Vibration and Harshness 100-04-5
DESCRIPTION AND OPERATION (Continued)
Imbalance
Out of balance; heavier on one side than the other. In a rotating component, imbalance often causes vibration.
Inboard
Toward the centerline of the vehicle.
Intensity
The physical quality of sound that relates to the strength of the vibration (measured in decibels). The higher the sound’s amplitude, the higher the intensity and vice versa.
Isolate
To separate the influence of one component to another.
Knock
A heavy, loud, repetitious sound, like a knock on the door.
Moan
A constant, low-frequency (100–200 Hz) tone. Also described as a hum.
Neutral Engine Run-Up (NERU) Test
The operation of the engine through the normal rpm range with the vehicle standing still and the transmission disengaged. This test is used to identify engine related vibrations.
Item Description 1 Lateral runout 2 Radial runout
Rattle
A random and momentary or short duration noise.
Rotary Blade Coupling (RBC)
This part is attached to the rear axle on 4WD vehicles. It includes an internal hydraulic pump and clutch pack to control the torque supplied to the rear axle/wheels. It also has an internal electromagnetic clutch to lock to the RCB for the 4WD ON mode. This unit is not to be disassembled and if necessary a new unit must be installed.
Neutralize/Normalize
To return to an unstressed position. Used to describe mounts. Refer to Bound Up.
Outboard
Away from the centerline of the vehicle.
Ping
A short duration, high-frequency sound, which has a slight echo.
Pinion Shaft
The input shaft in a driving axle that is usually a part of the smaller driving or input hypoid gear of a ring and pinion gearset.
Pitch
The physical quality of sound that relates to its frequency. Pitch increases as frequency increases and vice versa.
Pumping Feel
A slow, pulsing movement.
Radial/Lateral
Radial is in the plane of rotation; lateral is at 90 degrees to the plane of rotation.
Ring Gear
The large, circular, driven gear in a ring and pinion gearset.
Road Test
The operation of the vehicle under conditions intended to produce the concern under investigation.
Roughness
A medium-frequency vibration. A slightly higher frequency (20 to 50 Hz) than a shake. This type of vibration is usually related to drivetrain components.
Runout
Lateral runout means measuring the movement or “wobble” of a wheel or tyre at the sidewall. Radial runout means measuring the out-of-round of the tyre tread surface.
Rustling
Intermittent sound of varying frequency (100-200 Hz), sounds similar to shuffling through leaves.
Shake
A low-frequency vibration (5–20 Hz), usually with visible component movement. Usually relates to tyres, wheels, brake drums or brake discs if it is vehicle
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100-04-6 Noise, Vibration and Harshness 100-04-6
DESCRIPTION AND OPERATION (Continued)
speed sensitive, or engine if it is engine speed warm. Also, irregular tyre wear patterns in the tyre sensitive. Also referred to as a shimmy or wobble. tread resulting from wheel-locked skids.
Shimmy Tyre Force Vibration
An abnormal vibration or wobbling, felt as a A tyre vibration caused by variations in the side-to-side motion of the steering wheel in the construction of the tyre that is noticeable when the driveshaft rotation. Also described as waddle. tyre rotates against the pavement. This condition can
Shudder
A low-frequency vibration that is felt through the steering wheel or seat during light brake application.
be present on perfectly round tyres because of variations in the inner tyre construction. This condition can occur at wheel rotation frequency or twice rotation frequency.
Slap
A resonance from flat surfaces, such as safety belt webbing or door trim panels.
Slip Yoke/Slip Spline
The driveshaft coupling that allows length changes to occur while the suspension articulates and while the driveshaft rotates.
Squeak
A high-pitched transient sound, similar to rubbing fingers against a clean window.
Squeal
A long-duration, high-pitched noise.
Static Balance
The equal distribution of weight around the wheel. Statically unbalanced wheel and tyre assemblies can cause a bouncing action called wheel tramp. This condition will eventually cause uneven tyre wear.
Tap
A light, rhythmic, or intermittent hammering sound, similar to tapping a pencil on a table edge.
Thump
A dull beat caused by two items striking together.
Transient
A noise or vibration that is momentary, a short duration.
Two-Plane Balance
Radial and lateral balance.
Vibration
Any motion, shaking or trembling, that can be felt or seen when an object moves back and forth or up and down.
Whine
A constant, high-pitched noise. Also described as a screech.
Whistle
High-pitched noise (above 500 Hz) with a very narrow frequency band. Examples of whistle noises are a turbocharger or airflow around an antenna.
Wind Noise
Any noise caused by air movement in, out or around the vehicle.
WOT
The acronym wide-open throttle is WOT.
Tick
A rhythmic tap, similar to a clock noise.
Tip-In Moan
A light moaning noise heard during light vehicle acceleration, usually between 40-100 km/h (25-65 mph).
TIR
The acronym for the total indicated runout is TIR.
Tyre Deflection
The change in tyre diameter in the area where the tyre contacts the ground.
Tyre Flat Spots
A condition commonly caused by letting the vehicle stand while the tyres cool off. This condition can be corrected by driving the vehicle until the tyres are
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100-04-7 Noise, Vibration and Harshness 100-04-7
DIAGNOSIS AND TESTING
Noise, Vibration and Harshness (NVH)
To assist the service advisor and the technician, a Write-up Job Aid and an NVH Diagnostic Guide are included with this material. The Write-up Job Aid serves as a place to record all important symptom information. NHV Diagnostic Guide serves as a place to record information reported on the Write-up Job Aid as well as data from the testing to be carried out.
To begin a successful diagnosis, fill out the NVH Diagnostic Guide, record the reported findings, then proceed to each of the numbered process steps to complete the diagnosis.
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100-04-8 Noise, Vibration and Harshness 100-04-8
DIAGNOSIS AND TESTING (Continued)
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100-04-9 Noise, Vibration and Harshness 100-04-9
DIAGNOSIS AND TESTING (Continued)
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100-04-10 Noise, Vibration and Harshness 100-04-10
DIAGNOSIS AND TESTING (Continued)
1: Customer Interview
The diagnostic process starts with the customer interview. The service advisor must obtain as much information as possible about the concern and take a test drive with the customer. There are many ways a customer will describe NVH concerns and this will help minimize confusion arising from descriptive language differences. It is important that the concern is correctly interpreted and the customer descriptions are recorded. During the interview, ask the following questions:
When was the concern first noticed? Did the concern appear suddenly or gradually? Did any abnormal occurrence coincide with or sensitive to torque. A drive engine run-up (DERU) or a
proceed its appearance? neutral engine run-up (NERU) test identifies noises
Use the information gained from the customer to accurately begin the diagnostic process.
2: Pre-Drive Check
It is important to do a pre-drive check before road testing the vehicle. A pre-drive check verifies that the vehicle is relatively safe to drive and eliminates any obvious faults on the vehicle.
The pre-drive check consists of a brief visual inspection. During this brief inspection, take note of anything that will compromise safety during the road test and make those repairs or adjustments before taking the vehicle on the road. The following is a brief overview of each test in the
3: Preparing for the Road Test
Observe the following when preparing for the road test:
Review the information recorded on the NVH Diagnostic Guide. It is important to know the specific concern the customer has with the vehicle.
Do not be misled by the reported location of the noise or vibration. The cause can actually be some distance away, transferred from another part of the vehicle.
Remember that the vibrating source component (originator) may only generate a small vibration. This small vibration can in turn cause a larger The Downshift Speed Test helps to determine if vibration or noise to emanate from another the concern is engine speed-related. receiving component (reactor), due to contact with other components (transfer path).
Conduct the road test on a quiet street where it is components contribute to a vehicle speed-related safe to duplicate the vibration or noise. The ideal concern. testing route is an open, low-traffic area where it is possible to operate the vehicle at the speed in which the condition occurs.
If possible, lower the radio antenna in order to minimize turbulence. Identify anything that could potentially make noise or be a source of wind noise. Inspect the vehicle for add-on items that create vibration/noise. Turn off the radio and the heating and cooling system blower.
The engine speed is an important factor in arriving at a final conclusion. Therefore, connect an accurate tachometer to the engine, even if the vehicle has a tachometer. Use a tachometer that has clearly defined increments of less than 50 rpm. This ensures an exact engine speed reading.
4: Verify the Customer Concern
Verify the customer concern by carrying out a road test, an engine run-up test, or both.
The decision to carry out a road test, an engine run-up test, or both depends on the type of NVH concern. A road test may be necessary if the symptom relates to the suspension system or is
and vibrations relating to engine and drivetrain rpm. Remember, a condition will not always be identifiable by carrying out these tests, however, they will eliminate many possibilities if carried out correctly.
5: Road Test
NOTE:
along or drive the vehicle to point out the concern. During the road test, take into consideration the customer’s driving habits and the driving conditions. The customer’s concern just may be an acceptable operating condition for that vehicle.
order in which it appears. A review of this information helps to quickly identify the most appropriate process necessary to make a successful diagnosis. After reviewing this information, select and carry out the appropriate test(s), proceeding to the next step of this process.
It may be necessary to have the customer ride
The Slow Acceleration Test is normally the first test to carry out when identifying an NVH concern, especially when a road test with the customer is not possible.
The Heavy Acceleration Test helps to determine if the concern is torque-related.
The Neutral Coast Down Speed Test helps to determine if the concern is vehicle speed-related.
The Steering Input Test helps to determine how the wheel bearings and other suspension
The Brake Test helps to identify vibrations or noise that are brake-related.
The Road Test Over Bumps helps isolate a noise that occurs when driving over a rough or bumpy surface.
The Engine Run-Up Tests consist of the Neutral Run-up Test and the Engine Load Test. These
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100-04-11 Noise, Vibration and Harshness 100-04-11
DIAGNOSIS AND TESTING (Continued)
tests help to determine if the concern is engine speed-related.
The Neutral Run-up Test is used as a follow-up test to the Downshift Speed Test when the concern occurs at idle.
The Engine Load Test helps to identify vibration/noise sensitive to engine load or torque. It also helps to reproduce engine speed-related concerns that cannot be duplicated when carrying out the Neutral Run-up Test or the Neutral Coast Down Test.
The Engine Accessory Test helps to locate faulty belts and accessories that cause engine speed-related concerns.
The Vehicle Cold Soak Procedure helps to identify concerns occurring during initial start-up and when an extended time lapse occurs between vehicle usage.
Slow Acceleration Test
To carry out this test, proceed as follows:
Slowly accelerate to the speed where the reported concern occurs. Note the vehicle speed, the engine rpm and, if possible, determine the vibration frequency.
Attempt to identify from what part of the vehicle the concern is coming.
Attempt to identify the source of the concern. Proceed as necessary.
Heavy Acceleration Test
To carry out this test, proceed as follows:
Accelerate hard from 0-64 km/h (0-40 mph). Decelerate in a lower gear. The concern is torque-related if duplicated while
carrying out this test. Proceed as necessary.
Neutral Coast Down Speed Test
Downshift Speed Test
To carry out this test, proceed as follows:
Shift into a lower gear than the gear used when carrying out the Slow Acceleration Test.
Drive at the engine rpm where the concern occurs.
The concern is engine speed related if duplicated while carrying out this test. This eliminates the tyres, wheels, brakes and the suspension components as sources.
If necessary, repeat this test using other gears and NEUTRAL to verify the results.
Proceed as necessary.
Steering Input Test
To carry out this test, proceed as follows:
Drive at the speed where the concern occurs, while making sweeping turns in both directions.
If the concern goes away or gets worse, the wheel bearings, hubs, U-joints (contained in the axles of 4WD applications), and tyre tread wear are all possible sources.
Proceed as necessary.
Brake Test
To carry out this test, proceed as follows:
Warm the brakes by slowing the vehicle a few times from 80–32 km/h (50–20 mph) using light braking applications. At highway speeds of 89–97 km/h (50–60 mph), apply the brake using a light pedal force.
Accelerate to 89–97 km/h (55–60 mph). Lightly apply the brakes and slow the vehicle to
30 km/h (20 mph). A brake vibration noise can be felt in the steering
wheel, seat or brake pedal. A brake noise can be heard upon brake application and diminish when the brake is release.
To carry out this test, proceed as follows:
Drive at a higher rate of speed than where the concern occurred when carrying out the Slow Acceleration Test.
Place the transmission in NEUTRAL and coast down past the speed where the concern occurs.
The concern is vehicle speed-related if duplicated while carrying out this test. This eliminates the engine and the torque converter as sources.
If the concern was not duplicated while carrying out this test, carry out the Downshift Speed Test to verify if the concern is engine speed-related.
Proceed as necessary.
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Road Test Over Bumps
To carry out this test, proceed as follows:
Drive the vehicle over a bump or rough surface one wheel at a time to determine if the noise is coming from the front or the back and the left or the right side of the vehicle.
Proceed as necessary.
Neutral Engine Run-up (NERU) Test
To carry out this test, proceed as follows:
Install a tachometer. Increase the engine rpm up from an idle to
approximately 3,500 rpm while in PARK on front wheel drive vehicles with automatic transmissions, or NEUTRAL for all other vehicles. Note the
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100-04-12 Noise, Vibration and Harshness 100-04-12
DIAGNOSIS AND TESTING (Continued)
engine rpm and, if possible, determine the If the vibration/noise is duplicated when carrying vibration frequency. out this test, the belts and accessories are not
Attempt to identify what part of the vehicle the concern is coming from. If the vibration/noise was not duplicated when
Attempt to identify the source of the concern. Proceed as necessary.
Drive Engine Run-Up (DERU) Load Test
To carry out this test, proceed as follows:
WARNING: Block the front and rear wheels, and apply the parking brake and the service brake, or injury to personnel can result.
CAUTION: Do not carry out the Engine Load Test for more than five seconds or damage to the transmission or transaxle can result.
Block the front and rear wheels. Apply the parking brake and the service brake. Install a tachometer. Shift the transmission into DRIVE, and increase
and decrease the engine rpm between an idle to approximately 2,000 rpm. Note the engine rpm and, if possible, determine the vibration frequency.
Repeat the test in REVERSE. If the vibration or noise is duplicated when
carrying out this test, inspect the engine and transmission or transaxle mounts.
If the concern is definitely engine speed-related, carry out the Engine Accessory Test to narrow down the source.
Proceed as necessary.
Engine Accessory Test
To carry out this test, proceed as follows:
WARNING: Block the front and rear wheels, and apply the parking brake and the service brake, or injury to personnel can result.
CAUTION: Limit engine running time to one minute or less with belts removed or serious engine damage will result. NOTE:
usefulness of this test. In these cases, use a vibration analyzer, such as the EVA, to pinpoint accessory vibrations. An electronic listening device, such as an EngineEAR, will also help to identify noises from specific accessories.
Remove the accessory drive belts. Increase the engine rpm to where the concern
occurs.
A serpentine drive belt decreases the
sources.
carrying out this test, install each accessory belt, one at a time, to locate the source.
Vehicle Cold Soak Procedure
To carry out this procedure, proceed as follows:
Test preparations include matching customer conditions (if known). If not known, document the test conditions: gear selection and engine rpm. Monitor the vibration/noise duration with a watch for up to three minutes.
Park the vehicle where testing will occur. The vehicle must remain at or below the concern temperature (if known) for 6-8 hours.
Before starting the engine, conduct a visual inspection under the hood.
Turn the key on, but do not start the engine. Listen for the fuel pump, anti-lock brake system (ABS) and air suspension system noises.
Start the engine.
CAUTION: Never probe moving parts.
Isolate the vibration/noise by carefully listening. Move around the vehicle while listening to find the general location of the vibration/noise. Then, search for a more precise location by using a stethoscope or EngineEAR.
Refer to Idle Noise/Vibration in the Symptom Chart to assist with the diagnosis.
6: Check OASIS/TSBs/Repair History
After verifying the customer concern, check for OASIS reports, TSBs and the vehicle repair history for related concerns. If information relating to a diagnosis/repair is found, carry out the procedure(s) specified in that information.
If no information is available from these sources, carry out the vehicle preliminary inspection to eliminate any obvious faults.
7: Diagnostic Procedure
Qualifying the concern by the particular sensation present can help narrow down the concern. Always use the “symptom” to “system” to “component” to “cause” diagnosis technique. This diagnostic method divides the problem into related areas to correct the customer concern.
Verify the “symptom”. Determine which “system(s)” can cause the
“symptom”.
If a vibration concern is vehicle speed related, the tyre and wheel rpm/frequency or driveshaft frequency should be calculated.
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DIAGNOSIS AND TESTING (Continued)
If a vibration concern is engine speed related, deceleration. Goto Tire the engine, engine accessory or engine firing Noise/Vibration. frequencies should be calculated. Noise varies with wind/vehicle speed
After determining the “system”, use the diagnostic tools to identify the worn or damaged “components”.
After identifying the “components”, try to find the “cause” of the failure.
Once the concern is narrowed down to a symptom/condition, proceed to NVH Condition and Symptom Categories.
2. Acceleration
NVH Condition and Symptom Categories
Operating Condition—Vehicle is Not Moving
1. Static operation Noise occurs during part/system functioning.
Goto Squeak and Rattle.
2. While cranking Light/moderate acceleration
1. Grinding or whine, differential ring gear or starter motor pinion noise. Goto Engine Noise/Vibration.
2. Rattle. Exhaust hanger, exhaust heat shield or A/C line noise. Goto Squeak and Rattle.
3. Vibration. Acceptable condition.
3. At idle Idle noise. Goto Idle Noise/Vibration. Idle vibration or shake. Goto Idle
Noise/Vibration.
4. During gear selection
1. Vehicle parked on a steep incline. Acceptable noise.
2. Vehicle parked on a flat surface. Goto Driveline Noise/Vibration.
3. Vehicle with a manual transmission. Goto Transmission (Manual) and Transfer Case Noise/Vibration.
Operating Condition—Vehicle is Moving
1. Depends more on how the vehicle is operated
1. Speed-related
Related to vehicle speed
Pitch increases with vehicle speed. Goto Tire Noise/Vibration. Noise occurs at specific vehicle speed. A high-pitch noise (whine). Goto Drivline Noise/Vibration. Loudness proportional to vehicle speed. Low-frequency noise at high speeds, noise and loudness increase with speed. Goto Driveline Noise/Vibration. A low-pitched noise (drumming). Goto Engine Noise/Vibration. Vibration occurs at a particular speed (mph) regardless of acceleration or
3. Turning noise. Goto Steering Noise/Vibration.
4. Braking.
5. Clutching.
6. Shifting
7. Engaged in four-wheel drive. Goto Transmission (Manual) and Transfer Case Noise/Vibration.
8. Cruising speeds
and direction. Goto Air Leak and Wind Noise.
Related to engine speed.
Noise varies with engine rpm. Goto Engine Noise/Vibration. Vibration occurs at a particular speed (mph) regardless of engine speed (rpm).
Wide open throttle (WOT)
Engine induced contact between components. Inspect and repair as necessary. Noise is continuous throughout WOT. Exhaust system or engine ground out. Goto Engine Noise/Vibration.
Tip-in moan. Engine/exhaust noise. Goto Engine Noise/Vibration. Knock-type noise. Goto Engine Noise/Vibration. Driveline shudder. Goto Driveline Noise/Vibration. Engine vibration. Goto Engine Noise/Vibration.
Clicking sound is signaling ABS is active. Acceptable ABS sound. A continuous grinding/squeal. Goto Brake Noise/Vibration. Brake vibration/shudder. Goto Brake Noise/Vibration.
A noise occurring during clutch operation. Goto Transmission (Manual) and Transfer Case Noise/Vibration. Vibration. Goto Transmission (Manual) and Transfer Case Noise/Vibration.
Noise or vibration condition related to the transmission (automatic). Goto Transmission (Automatic) Noise/Vibration. Noise or vibration related to the transmission (manual). Goto Transmission (Manual) and Transfer Case Noise/Vibration.
Accelerator pedal vibration. Goto Engine Noise/Vibration. Driveline vibration. Goto Driveline Noise/Vibration.
G72679 en 01/2003 2003.0 BA Falcon
Page 39
100-04-14 Noise, Vibration and Harshness 100-04-14
DIAGNOSIS AND TESTING (Continued)
A shimmy or shake. Goto Tire Noise/Vibration.
9. Driving at low/medium speeds A wobble or shudder. Goto Tire Noise/Vibration.
2. Depends more on where the vehicle is operated
1. Bump/pothole, rough road or smooth road.
Goto Suspension Noise/Vibration.
Noise is random or intermittent occurring from road irregularities. Goto Squeak and Rattle. Noise or vibration changes from one road surface to another. Normal sound changes. Noise or vibration associated with a hard/firm ride. Goto Suspension Noise/Vibration.
Symptom Charts
Symptom Chart — Air Leak and Wind Noise
Condition Source Action
Air leak around door perimeter Loose fit seal.
Seal installed incorrectly. REINSTALL the seal.
Door misaligned.
Scuff plate installed incorrectly. REINSTALL the scuff plate.
Seal or seal push pins damaged. INSTALL a new seal.
Air leak around glass run Door glass misaligned. ADJUST the door glass.
Glass run installed incorrectly.
Leak path behind glass run.
Glass run channel spread wide.
Blow-out clip bent or contacting door ADJUST the blow-out clip or INSTALL glass.
Glass run damaged. INSTALL a new glass run.
Air leak at inner belt line
Belt line seal installed incorrectly on ADJUST the seal. (Do not bend the flange. flange.)
Belt line seal integrated with door trim installed incorrectly (no glass contact).
No contact with side glass. ADJUST the door glass.
No contact with glass runs at both ADJUST the belt line seal or ADD ends of belt line seal. foam at the seal ends.
PINCH the seal carrier to improve
retention on the seal flange.
REALIGN the door. CHECK door gaps
and fit in the door opening and ADJUST as necessary.
ADJUST the glass run. INSERT foam
in the glass run carrier.
INSTALL foam rope behind the glass
run.
PINCH the glass run channel to
reduce the size of the opening.
a new glass run/blow-out clip molding assembly.
REINSTALL the door trim.
Belt line seal damaged. INSTALL a new seal.
G72679 en 01/2003 2003.0 BA Falcon
Page 40
100-04-15 Noise, Vibration and Harshness 100-04-15
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Air leak at outer belt line ADJUST the seal.
Draft at inner door handle/speaker
opening
Wind noise from exterior rear view REALIGN with the edges shingled
mirror correctly and no gaps.
Air leak around perimeter of fixed
glass
Air leak at cowl Cowl gasket misaligned/damaged.
Air leak around liftgate perimeter Loose fit seal.
Belt line seal installed incorrectly on flange (no glass contact).
Belt line seal does not contact the glass.
No contact with glass runs at both ADJUST the belt line seal/ADD foam ends of belt line seal. at the seal ends.
Belt line seal damaged. INSTALL a new seal.
Hole in watershield. SEAL the hole with a suitable tape.
Watershield misaligned.
Exterior door handle seal REALIGN or INSTALL a new seal as misaligned/damaged. necessary.
Exterior mirror housing misaligned.
Mirror sail gasket folded/misaligned.
Mirror housing trim cap installed REINSTALL with the edges shingled to incorrectly. the air flow.
Air leak through mirror housing hinge.
Inner sail trim installed incorrectly.
Inner sail gasket/barrier installed REINSTALL the trim cover with the incorrectly. gasket/barrier aligned correctly.
Air path through wiring bundle/fastener access holes.
Exposed fastener access hole on mirror housing/sail.
Gaps in the sealant bead. APPLY approved sealant.
Air traveling up windshield molding INSTALL foam rope the full length of along A-pillar. the A-pillar.
Windshield/backlite misaligned or not installed correctly.
Rear hood seal at base of windshield REALIGN or INSTALL a new seal as misaligned/damaged. necessary.
Seal misaligned. REINSTALL the seal.
Liftgate misaligned.
ADJUST the door glass.
REALIGN the watershield. INSTALL a
new watershield if the pressure sensitive adhesive fails.
REINSTALL with the gasket unfolded
and aligned correctly.
Fully ENGAGE the mirror into its
operating position/USE foam to block the air path through the hinge.
REINSTALL the sail trim/ADJUST the
door trim.
BLOCK the air path(s) with foam/tape.
INSTALL a new cap if it is missing.
REINSTALL the windshield/backlite.
REALIGN or INSTALL a new seal as
necessary.
PINCH the seal carrier to improve
retention on the seal flange or INSERT foam in the carrier.
REALIGN the liftgate. CHECK the
liftgate fit in the body opening and ADJUST as necessary.
Scuff plate misaligned. REINSTALL the scuff plate.
Seal or seal push pins damaged. INSTALL a new seal.
G72679 en 01/2003 2003.0 BA Falcon
Page 41
100-04-16 Noise, Vibration and Harshness 100-04-16
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Air leak around the liftgate flip window PINCH the seal carrier to improve the
perimeter retention to the seal flange.
Wind noise from antenna Shape of antenna.
Air leak from closed roof opening
panel
Buffeting from an open roof opening REPAIR or INSTALL a new wind
panel
Loose fit seal.
Seal misaligned. REINSTALL the seal.
Glass misaligned. REALIGN the glass.
Seal damaged. INSTALL a new seal.
INSTALL an antenna boot or a spiral
antenna.
Air leak around antenna cable access INSPECT the antenna access hole hole. grommet. REPAIR as necessary.
Seal installed incorrectly. REINSTALL the seal.
Roof opening panel glass/door REALIGN the roof opening panel misaligned. glass/door.
Roof opening panel damaged.
Wind deflector inoperative/damaged.
INSTALL a new roof opening panel.
REFER to Section 501-17 .
deflector as necessary. REFER to Section 501-17 .
Wind deflector height incorrect. ADJUST the wind deflector higher.
Wind noise created by airflow over or
behind body panels
Wind noise created by grille opening Grille relationship to leading edge on ADJUST the grille opening panel
panel hood. forward to eliminate wind noise.
Wind noise from air extractor REINSTALL the air extractor housing.
Noise from roof rack Roof rack rails or crossbars loose. TIGHTEN the fasteners.
Fender splash shield misaligned. REALIGN the fender splash shield.
Body panel misaligned (exposed edge).
Hood misaligned (front margin).
Front grille edge noise.
Sharp edges due to material REMOVE the sharp edges (no imperfections. damage to visible surface).
Air extractor housing seated incorrectly.
Air extractor housing or flaps damaged.
Roof rack fasteners missing. INSTALL the approved fasteners.
Roof rack crossbars installed backward.
Roof rack rub strips partially lifting from REAPPLY adhesive or fasteners or roof. INSTALL new rub strips as necessary.
REALIGN the appropriate body panel.
CHECK hood gaps and fit. ADJUST
the hood as necessary.
APPLY foam in the hollow areas
behind the louvers.
INSTALL a new air extractor.
REINSTALL the crossbars.
Roof rack gaskets loose or misaligned. REINSTALL the gasket.
Wind noise from bug shield/exterior Turbulence created by location and REMOVE per customer direction if it is
windshield sun visor shape. a dealer installed option.
01/2003 2003.0 BA FalconG72679 en
Page 42
100-04-17 Noise, Vibration and Harshness 100-04-17
DIAGNOSIS AND TESTING (Continued)
Symptom Chart — Brake Noise/Vibration
Condition Source Action
Rattling noise Caliper mounting bolts loose.
Damaged or worn caliper pins or CHECK the caliper pins and retainers retainers.
Missing or damaged anti-rattle clips or CHECK the brake pads for missing springs.
Loose brake disc shield.
Clicking noise—with brakes applied
with ABS brakes
Squealing noise—occurs on first Acceptable condition. Caused by
(morning) brake application
Squealing noise—a continuous squeal
Squealing noise—an intermittent
squeal brought on by cold, heat, water, mud or snow
Groaning noise—occurs at low speeds
with brake lightly applied (creeping)
Grinding noise—continuous
Moaning noise
Brake vibration/shudder—occurs when Uneven disc or drum wear.
brakes are applied
Brake vibration/shudder—occurs when INSPECT the brake pads and shoes
the brake pedal is released
ABS hydraulic control unit. Acceptable condition.
Disc brake pads.
Disc brake pads worn below minimum INSTALL new disc brake pads. thickness. REFER to Section 206-03 .
Disc brake pads. Acceptable condition.
Disc brake pads. Acceptable condition.
Disc brake pads worn below minimum INSPECT the brake pads, shoes, thickness.
Brake linings contaminated with INSPECT the brake pads and shoes grease or oil.
Uneven disc brake pad or lining transfer.
Suspension components.
Brake drag.
CHECK the caliper bolts. TIGHTEN to
specifications. REFER to Section 206-03 .
for lubrication and correct fit. LUBRICATE or INSTALL new
components as necessary.
clips or broken springs. INSTALL new components as necessary. REFER to
Section 206-03 .
TIGHTEN the brake disc shield bolts to
specification. REFER to Section 206-03 .
humidity and low disc brake pad temperature.
brake discs and attaching hardware for damage. REPAIR or INSTALL new components as necessary. REFER to Section 206-03 for front disc brakes or
Section 206-02 for rear disks.
for contamination. REPAIR or INSTALL new components as necessary. REFER to Section 206-03 for front disc brakes or Section 206-04
for rear disks.
Go to PinPoint Test A .
for premature wear. REPAIR or INSTALL a new caliper or wheel cylinder as necessary. REFER to Section 206-03 for front disc brakes or
Section 206-04 for rear disk brakes.
Symptom Chart—Driveline Noise/Vibration
Condition Source Action
Axle howling or whine—rear axle or CHECK the lubricant level. FILL the
transfer case axle to specification.
Axle lubricant low.
G72679 en 01/2003 2003.0 BA Falcon
Page 43
100-04-18 Noise, Vibration and Harshness 100-04-18
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Axle housing damage.
Damaged or worn wheel bearings or CHECK for abnormal wheel bearing axle bearings.
Damaged or worn differential ring and INSPECT the ring and pinion ring for pinion.
Damaged or worn differential side or CHECK for abnormal bearing play or pinion bearings.
Damaged or worn differential side DISASSEMBLE the differential carrier. gears and pinion gears.
Transfer case housing or internal gear INSPECT the transfer case for damage or low lubricant.
Driveline clunk—loud clunk when CHECK the lubricant level. FILL the
shifting from reverse to drive axle to specification.
Driveline clunk—occurs as the vehicle Worn driveshaft constant velocity (CV) INSPECT the CV joint and U-joints for
starts to move forward following a stop joint or U-joints with excessive play.
Clicking, popping or grinding—occurs Inadequate or contaminated lubrication CHECK the CV joint boots and joints
while vehicle is turning in the CV joints.
Incorrect axle lubricant level.
Excessive backlash in the axle or transmission.
Damaged or worn pinion bearings.
Damaged or worn universal joints INSPECT the U-joints for wear or (U-joints).
Loose suspension components.
Broken powertrain mounts.
Idle speed too high. CHECK for the correct idle speed.
Loose rear axle mount.
INSPECT the axle housing for
damage. REPAIR or INSTALL a new axle as necessary. REFER to Section
205-02 .
play or roughness. REFER to Wheel Bearing Check in this section. ADJUST or INSTALL new wheel bearings as necessary. REFER to Section 204-01 for front bearings or
Section 204-02 for rear bearings.
abnormal wear patterns or broken teeth. INSTALL a new ring and pinion as necessary. REFER to Section
205-02 .
roughness. INSTALL new bearings as necessary. REFER to Section 205-02 .
INSPECT the side and pinion gears for abnormal wear patterns or broken teeth. INSTALL new gears as
necessary. REFER to Section 205-02 .
damage. CHECK the lubricant level and fill transfer case to specification.
REFER to Section 308-07b .
CARRY OUT a total backlash check.
CHECK for abnormal bearing play or
roughness. INSTALL new bearings as necessary. REFER to Section 205-02 .
damage. INSTALL new U-joints as necessary. REFER to Section 205-01 .
INSPECT the suspension for damage
or wear. REPAIR or INSTALL new components as necessary. REFER to
Section 204-00 .
INSPECT the powertrain mounts.
INSTALL new mounts as necessary. REFER to Section 303-01a for 2.0L Zetec engine or Section 303-01b for
3.0L (4V) engine.
a worn condition. INSTALL a new Driveshaft as necessary. REFER to
Section 205-01 .
CHECK the axle for loose bolts.
TIGHTEN to specification.
for wear or damage. REPAIR or INSTALL new components as
necessary. REFER to Section 205-04 .
G72679 en 01/2003 2003.0 BA Falcon
Page 44
100-04-19 Noise, Vibration and Harshness 100-04-19
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Another component contacting the CHECK the halfshafts and the area halfshaft.
Brake components.
Steering components.
Suspension components.
Damaged or worn wheel bearings.
High pitched chattering—noise from CHECK the vehicle by driving in tight
the rear axle when the vehicle is circles (5 clockwise, 5 turning
Buzz—buzzing noise is the same at CHECK for abnormal tyre wear or
cruise or coast/deceleration
Rumble or boom—noise occurs at CHECK the driveshaft for damage,
coast/deceleration, usually driveshaft missing balance weights or speed related and noticeable over a undercoating. Using the Driveline
wide range of speeds
Grunting—normally associated with a CLEAN the CV joint and INSTALL a
shudder experienced during new driveshaft as necessary. REFER acceleration from a dead stop to Section 205-01 .
Incorrect or contaminated lubricant.
Damaged or worn differential DISASSEMBLE the differential (differential side gears and pinion assembly. INSPECT the differential
gears).
Damaged or worn tyres.
Incorrect driveline angles.
Driveshaft is out-of-balance.
U-joints binding or seized.
Excessive pinion flange runout.
Driveshaft CV joint binding.
Loose rear axle mount bolts or INSPECT the rear suspension and suspension fasteners
around the halfshafts. REPAIR as necessary.
INSPECT the front brakes for wear or
damage. REPAIR as necessary. REFER to Section 206-03 .
INSPECT the drag link, inner and
outer tie-rods or idler arm for wear or damage. REPAIR as necessary.
REFER to Section 211-00 .
INSPECT the upper and lower ball
joints for wear or damage. REPAIR as necessary. REFER to Section 204-01 for front ball joints or Section 204-02
for rear ball joints.
CHECK for abnormal wheel bearing
play or roughness. REFER to Wheel Bearing Check in this section. ADJUST or INSTALL new wheel bearings as necessary. REFER to Section 204-01 for front wheel bearings or Section 204-02 for rear
wheel bearings.
counterclockwise). FLUSH and REFILL with the specified rear axle lubricant and friction modifier as
necessary.
case, pin and gears for wear or damage. REPAIR or INSTALL a new differential as necessary. REFER to
Section 205-02 .
damage. INSTALL a new tyre as necessary. REFER to Section 204-04 .
CHECK for correct driveline angles.
REPAIR as necessary. REFER to Section 205-00 .
balancer, CHECK the driveshaft balance. CARRY OUT a driveline vibration test. REFER to Section
205-00 . REPAIR as necessary.
ROTATE the driveshaft and CHECK
for rough operation or seized U-joints. INSTALL new U-joints as necessary.
REFER to Section 205-01 .
CARRY OUT a runout check. REPAIR
as necessary.
axle. TIGHTEN the fasteners to specification.
G72679 en 01/2003 2003.0 BA Falcon
Page 45
100-04-20 Noise, Vibration and Harshness 100-04-20
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Howl—can occur at various speeds Incorrect ring and pinion contact, CHECK the ring and pinion and
and driving conditions—affected by incorrect bearing preload or gear bearings for damage. INSPECT the acceleration and deceleration damage.
Chuckle—heard at Incorrect ring and pinion contact or by CHECK the ring and pinion for
coast/deceleration—also described as damaged teeth on the coast side of damage. INSPECT the ring and pinion a knock the ring and pinion.
Knock—noise occurs at various Gear tooth damage to the ring and CHECK the differential case and ring
speeds—not affected by acceleration and pinion for damage. INSTALL new or deceleration
Scraping noise—a continuous low CHECK the pinion bearings. INSTALL
pitched noise starting at low speeds
Driveline shudder—occurs during Rear drive axle assembly CHECK the axle mounts and the rear
acceleration from a slow speed or stop mispositioned.
pinion.
Excessive axle shaft end play CHECK the axle end play using a dial (vehicles with integral axles).
Worn or damaged pinion bearings.
Loose rear axle bolts.
Incorrect or high CV joint operating CHECK vehicle ride height is within angle. limits. REPAIR as necessary.
Damaged or worn front suspension CHECK for a loose stabilizer bar, components.
Driveline angles out of specification.
U-joints binding or seized.
Binding the driveshaft CV joint.
Loose rear axle bolts.
ring and pinion wear pattern. REFER to Checking Tooth Contact Pattern and Condition of the Ring and Pinion component test in this section. ADJUST or INSTALL new components as necessary. REFER to Section
205-02 .
wear pattern. REFER to Checking Tooth Contact Pattern and Condition of the Ring and Pinion component test in this section. ADJUST or INSTALL new components as necessary.
REFER to Section 205-02 .
components as necessary. REFER to Section 205-02 .
indicator. INSTALL a new axle shaft or side gears as necessary. REFER to
Section 205-02 .
new pinion bearings as necessary. REFER to Section 205-02 .
suspension for damage or wear. REPAIR as necessary.
INSPECT the bolts. TIGHTEN the bolt
nuts to specification.
damaged or loose strut/strut bushings or loose or worn ball joints. INSPECT the steering linkage for wear or damage. REPAIR or INSTALL new components as necessary. REFER to
Section 204-00 .
CHECK for correct driveline angles.
REPAIR as necessary. REFER to Section 205-00 .
ROTATE the driveshaft and CHECK
for rough operation or seized U-joints. INSTALL new U-joints as necessary.
REFER to Section 205-01 .
INSPECT the driveshaft shaft CV joint
and coupling shaft for a worn, or damaged condition. INSTALL a new or driveshaft assembly as necessary. REPAIR as necessary. REFER to Section 205-01 . REPAIR as
necessary.
INSPECT the bolts. TIGHTEN the
bolts to specification.
G72679 en 01/2003 2003.0 BA Falcon
Page 46
100-04-21 Noise, Vibration and Harshness 100-04-21
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Driveline vibration—occurs at cruising CHECK for wear or incorrect seating.
speeds
U-joints are worn.
Worn or damaged driveshaft center CHECK the insulator for damage or bearing support.
Loose axle pinion flange bolts.
Excessive axle pinion flange runout.
Driveshaft is out-of-balance.
Binding or damaged driveshaft CV INSPECT the driveshaft CV joint for joint.
Driveshaft runout.
Incorrect lateral and radial tyre/wheel INSPECT the tyre and wheels. runout.
Driveline angles out of specification.
Incorrectly seated CV joint in the front CHECK the outer CV joint for correct wheel hub.
INSTALL new driveshaft as necessary. REFER to Section 205-01 .
wear. ROTATE the driveshaft and CHECK for rough operation. INSTALL a new center bearing support as
necessary. REFER to Section 205-01 .
INSPECT the axle pinion flange.
TIGHTEN the pinion flange bolts to specification. REFER to Section
205-01 .
CARRY OUT a Runout Check. REFER
to Section 205-01 . REPAIR as necessary.
CHECK the driveshaft for damage,
missing balance weights or undercoating. CHECK driveshaft balance. CARRY OUT a driveline vibration test. REFER to Section
205-01 . REPAIR as necessary.
wear or damage. INSTALL a new driveshaft assembly as necessary. REFER to Section 205-01 . REPAIR
as necessary.
CARRY OUT a runout check. REFER
to Section 205-01 . REPAIR as necessary.
MEASURE tyre runouts. REPAIR or INSTALL new components as
necessary. REFER to Section 204-04 .
CHECK for correct driveline angles.
REPAIR as necessary. REFER to Section 205-00 .
seating into the hub. REPAIR as necessary. REFER to Section 205-04 for front CV joints or Section 205-05
for rear CV joints.
Symptom Chart — Engine Noise/Vibration
Condition Source Action
Grinding noise—occurs during engine INSPECT the starter motor for correct
cranking
Incorrect starter motor mounting.
Starter motor.
Incorrect starter motor drive INSPECT the starter motor drive and engagement.
mounting. REPAIR as necessary. REFER to Section 303-06 .
CHECK the starter motor. REPAIR or
INSTALL a new starter motor as necessary. REFER to Section 303-06 .
flexplate/flywheel for wear or damage. If necessary, INSTALL a new starter motor drive. REFER to Section 303-06 . If necessary, INSTALL a new flexplate/flywheel. REFER to Section 303-01a for 2.0L Zetec engine or
Section 303-01b for 3.0L (4V) engine.
G72679 en 01/2003 2003.0 BA Falcon
Page 47
100-04-22 Noise, Vibration and Harshness 100-04-22
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Engine ticking noise Go to PinPoint Test B .
Engine drumming noise—normally CARRY OUT Powertrain/Drivetrain
accompanied by vibration Mount Neutralizing in this section.
Whistling noise—normally CHECK the air intake ducts, air
accompanied with poor idle condition
Clunking noise
Pinging noise Exhaust system leak.
Knocking noise—light knocking noise, Excessive clearance between the Engine cold and at high idle. Using an
also described as piston slap—noise is EngineEAR, pull a spark plug or fuel most noticeable when engine is cold injector connector until the noise goes with light to medium away. CARRY OUT a cylinder bore acceleration—noise disappears as clearance to piston check. INSTALL a
engine warms new piston.
Fuel injector. Fuel line. Oil pump. Valve lifter. Belt tensioner. Water pump.
Obstruction of cooling fan.
Powertrain mount.
Damaged or misaligned exhaust INSPECT the exhaust system for system.
Air intake system.
Water pump has excessive end play or CHECK the water pump for excessive imbalance.
Alternator has excessive end play.
Gasoline octane too low.
Knock sensor operation.
Incorrect spark timing.
High operating temperature.
Foul-out spark plug.
Catalytic converter. Acceptable noise.
piston and the cylinder wall.
loose or broken clamps and brackets, flex coupling or damper (2.0L Zetec). CARRY OUT Exhaust System
Neutralizing in this section.
cleaner, throttle body and vacuum hoses for leaks and correct fit. REPAIR or ADJUST as necessary.
REFER to Section 303-12 .
end play. INSPECT the water pump with the drive belt off for imbalance. INSTALL a new water pump as
necessary. REFER to Section 303-03 .
CHECK the generator for excessive
end play. REPAIR or INSTALL a new alternator. REFER to Section 414-02 .
INSPECT the exhaust system for
leaks. REPAIR as necessary.
VERIFY with customer the type of
gasoline used. CORRECT as necessary.
CHECK the knock sensor. INSTALL a
new knock sensor as necessary. REFER to Section 303-14 .
CHECK the spark timing. REPAIR as
necessary.
INSPECT cooling system for leaks.
CHECK the coolant level. REFILL as necessary. CHECK the coolant for the correct mix ratio. DRAIN and REFILL as needed. CHECK engine operating temperature is within specifications.
REPAIR as necessary.
CHECK the spark plugs. REPAIR or
INSTALL new spark plugs as necessary.
G72679 en 01/2003 2003.0 BA Falcon
Page 48
100-04-23 Noise, Vibration and Harshness 100-04-23
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Knocking noise—light double knock or Excessive clearance between the
sharp rap sound—occurs mostly with warm engine at idle or low speeds in DRIVE—increases in relation to engine load—associated with poor lubrication
history
Knocking noise—light knocking noise Excessive clearance between the Engine warm and at idle. PULL a
is most noticeable when engine is connecting rod bearings and the spark plug or fuel injector connector warm—noise tends to decrease when until the noise goes away. INSTALL
vehicle is coasting or in neutral new bearings.
Knocking—deep knocking Worn or damaged crankshaft main CARRY OUT DERU test. CHECK for
noise—noise is most noticeable when noise with vehicle at operating engine is warm, at lower rpm and temperature, during medium to heavy
under a light load and then at float
Knocking noise—occurs mostly with CHECK the spark plug for damage or
warm engine at light/medium wear. INSTALL new spark plugs as acceleration necessary.
Whine or moaning noise Air intake system.
Drone type noise Exhaust system.
Sputter type noise—noise worse when Damaged or worn exhaust system INSPECT the exhaust system for leaks
cold, lessens or disappears when or damage. REPAIR as necessary. vehicle is at operating temperature REFER to Section 309-00 .
Rattling noise—noise from the upper
engine (valve train)—worse when engine is cold
piston and the piston pin.
crankshaft.
bearings.
Spark plugs.
Carbon accumulation in combustion REMOVE carbon from combustion chamber. chamber.
Alternator electrical field or bearings.
A/C compressor.
Powertrain mounts.
components.
Low oil level. CHECK oil level. FILL as necessary.
Thin or diluted oil.
Low oil pressure.
Worn rocker arms/fulcrums or CARRY OUT a valve train analysis. followers.
Worn valve guides.
INSTALL a new piston or piston pin.
acceleration. CHECK at idle with injector disconnected, noise does not
change. INSTALL new main bearings.
CHECK the air cleaner and ducts for
correct fit. INSPECT the air intake system for leaks or damage. REPAIR as necessary. REFER to Section
303-12 .
CARRY OUT alternator load test.
REPAIR or INSTALL a new alternator as necessary. REFER to Section
412-02 .
CARRY OUT the Exhaust System
Neutralizing in this section. REPAIR as necessary.
CHECK for noise with vehicle at
constant speeds. CYCLE the compressor on and off and listen for a change in pitch. REPAIR as
necessary. REFER to Section 412-03 .
CARRY OUT the Exhaust System
Neutralizing in this section.
INSPECT the oil for contamination. If
oil is contaminated, CHECK for the source. REPAIR as necessary.
CHANGE the oil and filter.
CARRY OUT an oil pressure test. If
not within specifications, REPAIR as necessary. REFER to Section 303-00 .
INSTALL new valve train components as necessary. REFER to Section 303.
CARRY OUT a valve train analysis.
INSTALL new valve guides as necessary. REFER to Section 303.
G72679 en 01/2003 2003.0 BA Falcon
Page 49
100-04-24 Noise, Vibration and Harshness 100-04-24
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Excessive runout of valve seats on the CARRY OUT a valve seat runout test. valve face.
Rattling noise—from the bottom of the Loose muffler shields or catalytic CHECK the exhaust system for loose
vehicle converter shields. shields. REPAIR as necessary.
Thumping noise—from the bottom of Exhaust pipe/muffler grounded to CHECK the exhaust system to chassis
the vehicle, worse at acceleration chassis.
Engine vibration—increases intensity CARRY OUT Neutral Engine Run-up
as engine rpm is increased
Engine vibration—is felt with increases CARRY OUT the Exhaust System
and decreases in engine rpm
Engine vibration—vibration felt at all CARRY OUT Engine Accessory Test.
times
Engine vibration—mostly at CHECK the ignition system. INSTALL
coast/neutral coast—condition improves with vehicle accelerating
Engine vibration or shudder—occurs INSPECT the spark plugs for cracks,
with light to medium acceleration high resistance or broken insulator. above 56 km/h (35 mph)
Engine out-of-balance.
Strain on exhaust mounts.
Damaged or worn powertrain/drivetrain CHECK the powertrain/drivetrain mounts.
Engine or transmission grounded to INSPECT the powertrain/drivetrain for chassis.
Excessive engine pulley runout.
Damaged or worn accessory CARRY OUT Engine Accessory Test. component.
Combustion instability.
Worn or damaged spark plugs.
Plugged fuel injector.
Damaged spark plug wire.
Contaminated fuel.
Worn or damaged torque converter.
INSPECT the valve face and seat. INSTALL new valves as necessary.
REFER to Section 303.
clearance. CHECK the exhaust system hangers for damage. REPAIR as
necessary.
(NERU) Test. ROTATE the torque converter, 120° for 3 bolt and 180° for 4 bolt. INSPECT the torque converter pilot outer diameter to crankshaft pilot
inner diameter.
Neutralizing procedure in this section. REPAIR as necessary.
mounts for damage. REPAIR as necessary.
correct clearances. REPAIR as necessary.
INSTALL a new engine pulley as necessary. REFER to Section 303.
REPAIR or INSTALL a new component as necessary. REFER to
Section 303-05.
new components as necessary.
INSTALL a new spark plug(s) as necessary.
REPAIR or INSTALL a new injector as
necessary.
INSPECT the spark plug wires for
damage. INSTALL a new spark plug wire(s) as necessary.
INSPECT the fuel for contamination.
DRAIN the fuel system and refill.
CHECK the torque converter. INSTALL
a new torque converter as necessary. REFER to Section 307-01 .
Symptom Chart—Idle Noise/Vibration
Condition Source Action
Idle air control (IAC) valve moan — GO to Component Tests in this
occurs on throttle tip-out section.
IAC valve is contaminated with oil.
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100-04-25 Noise, Vibration and Harshness 100-04-25
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Accessory drive belt chirp — occurs at Accessory drive belt worn, or pulley is INSPECT for loose or misaligned
idle or high idle, cold or hot—most pulleys. CHECK the drive belt for wear common occurrence is during humid or damage. INSTALL new pulley(s) or
weather
Accessory drive bearing hoot — Accessory drive idler or tensioner
occurs at idle or high idle in cold pulley bearing is experiencing stick/slip temperatures of approximately +4°C between ball bearings and bearing (+40°F) or colder at first start of the
day
Power steering moan — occurs at high High fluid viscosity, or plugged
idle and possibly at idle during the first reservoir screen in power steering cold start of the day in temperatures of reservoir starves pump causing approximately -18°C (0°F) or colder—noise can even be a severe screech for less than one minute in very cold temperatures of
approximately -29°C (-20°F) or colder
Alternator whine — during high CHECK for changes in the noise level
electrical loads at idle or high idle, a while changing electrical loads (such high pitch whine or moan is emitted as rear defrost, headlamps etc.).
from the alternator
Drumming noise — occurs inside the Exhaust system vibration excites the
vehicle during idle or high idle, hot or body resonances inducing interior cold—very low-frequency drumming is noise.
very rpm dependent
Hissing noise — occurs during idle or Vacuum leak or idle air control (IAC) CHECK the air intake system from the
high idle that is apparent with the hood inlet to each cylinder intake port. open
Automatic transmission buzz or hiss Incorrect driveline angles.
Manual Transmission Clutch throw-out INSTALL a new throw-out bearing.
bearing whine—a change in noise pitch or loudness while depressing the
clutch pedal
Heating, vacuum and air conditioning Damaged or worn HVAC blower INSTALL a new blower motor. REFER
(HVAC) system chirp — most audible inside the vehicle—listen for a change in noise pitch or loudness while changing the HVAC system blower
speed
Air conditioning (A/C) clutch ticking — Acceptable noise. LISTEN to the clutch to determine if
occurs when the compressor clutch the noise occurs with clutch engages
misaligned or loose.
accessory drive belt, as necessary. REFER to Section 303-05 .
Go to PinPoint Test C .
race.
Go to PinPoint Test D .
cavitation.
Alternator electrical field noise.
CARRY OUT a alternator load test. REFER to Section 414-00 . If the system passes the load test, the noise is from the alternator bearings, INSTALL new bearings. If the system fails the load test, INSTALL a new
alternator. REFER to Section 414-02 .
Go to PinPoint Test E .
Engine vibration excites the body resonances inducing interior noise.
valve flow noise.
Worn or damaged main control Using a transmission tester, solenoids or valves.
Worn throw-out bearing.
bearing. to Section 412-02 .
Incorrect air gap.
DISCARD the leaking parts, and INSTALL a new component.
CHECK for correct driveline angles.
REPAIR as necessary. REFER to Section 205-00 .
ACTIVATE the solenoids to duplicate sound. INSTALL new components as
necessary. REFER to Section 307-01 .
REFER to Section 308-01 .
engagement. A small amount of noise is acceptable. If the noise is excessive, CHECK the A/C clutch air gap. INSPECT the A/C clutch for wear or damage. INSTALL a new clutch as
necessary. REFER to Section 412-03 .
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100-04-26 Noise, Vibration and Harshness 100-04-26
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Intermittent rattle, or scraping/rubbing INSPECT the exhaust system for
noise
Engine ticking or knocking noise — Piston noise or valvetrain noise (bled
occurs during idle or high idle during the first cold start of the day
A continuous, speed-dependent rattle Piston noise or valvetrain noise (bled
from the engine — occurs during idle or high idle during the first cold start of the day and disappears as the engine
warms up
Idle vibration—a low-frequency Using the diagnostic tool, CHECK the
vibration (5-20 Hz) or mild shake that ignition system. CARRY OUT a is felt through the seat/floorpan
Idle vibration—a high-frequency VERIFY concern occurs at engine
vibration (20–80 Hz) or buzz, that is firing frequency. CHECK that the felt through the steering wheel or seat
Loose exhaust heat shield(s).
Wiring, hose or other part interfering INSPECT the accessory drive system with the accessory drive belt or pulley.
down lifter/lash adjuster).
down lifter/lash adjuster).
Cylinder misfire.
Engine or torque converter out of VERIFY the torque converter to balance.
Exhaust system mounts bound up.
Power steering lines grounded out.
Engine mounts binding.
loose parts using a glove or clamps to verify cause. REPAIR as necessary.
REFER to Section 309-00 .
closely verifying there is adequate clearance to all rotating components.
REPAIR as necessary.
Go to PinPoint Test F .
Go to PinPoint Test F .
cylinder power test. REFER to Section 303-00 .
crankshaft pilot clearance is correct, REPAIR as necessary. RE-INDEX the torque converter on the flex plate by 120° on a 3-bolt converter or 180° for a 4-bolt converter. REFER to Section
307-01 . RETEST the vehicle.
exhaust system vibrates at the same frequency as the engine. ADD 9–14 km (20–30 lb.) to the tail pipe to test, CARRY OUT Exhaust System
Neutralizing in this section.
INSPECT that the power steering lines
are not contacting the chassis or each other. REPAIR as necessary.
NEUTRALIZE the powertrain/drivetrain
mounts. CARRY OUT Powertrain/Drivetrain Mount
Neutralizing in this section.
Symptom Chart—Squeak and Rattle
Condition Source Action
Squeak—heard inside the vehicle Insufficient lubrication on the door
when closing/opening the door hinge or check strap.
Internal door components loose, CHECK the inside of the door. rubbing or misaligned.
Squeak—heard inside the vehicle REPAIR or INSTALL a new glass
when closing/opening the window
Squeak—heard outside of vehicle Exhaust shield rubbing against the CHECK the exhaust system. REPAIR
when closing/opening the door chassis or exhaust pipe.
Worn or damaged glass run/channel.
LUBRICATE the hinge or check strap.
TIGHTEN or ALIGN as necessary. USE the Rotunda Squeak and Rattle Kit to ISOLATE any rubbing
components.
run/channel. REFER to Section 501-11 .
as necessary. REFER to Section 309-00 .
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100-04-27 Noise, Vibration and Harshness 100-04-27
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Squeak—occurs with initial brake Under certain conditions, asbestos free
pedal application
Squeak—a constant noise that occurs INSPECT the pads for oil, grease or
with brake pedal applications
Squeak—noise occurs over bumps or INSPECT the control arm bushings.
when turning
Rattle—heard when closing/opening Loose internal door mechanism, REPEAT the motion or CARRY OUT a
the door or window bracket or attachment.
Squeak or rattle—heard inside the Misaligned glove compartment
vehicle over rough roads/bumps door/hinge.
Squeak or rattle—noise with a INSPECT the upper and lower
vibration concern
Disc brake pads.
Damaged or worn disc brake pads.
Worn control arm bushings.
Worn or damaged shock INSPECT the shock absorber for absorber/strut.
Instrument panel trim loose or INSPECT the instrument panel trim for misaligned.
Loose interior component or trim.
Damaged or worn sub-frame mounts.
pads can generate a squeak noise. This noise is normal and does not
indicate a concern.
brake fluid contamination. CHECK for glazed linings. A brake disc with hard spots will also cause a squeak type noise. REPAIR or INSTALL new brake pads as necessary. REFER to Section
206-03 .
Spray with lubricant and CARRY OUT a “bounce test” to determine which bushing. REPAIR as necessary. REFER to Section 204-01 for front bushings or Section 204-02 for rear
bushings.
damage. CARRY OUT a “bounce test” to isolate the noise. INSTALL a new shock absorber/strut as necessary. REFER to Section 204-01 for front shock absorber/strut or Section 204-02
for rear shock absorber/strut.
“tap test” to duplicate the noise. INSPECT the door for loose components. TIGHTEN loose
components.
ALIGN the glove compartment door.
missing or loose clips or screws. REPAIR as necessary.
CARRY OUT a “touch test”.
ELIMINATE the noise by pressing or pulling on interior trim and
components.
absorbers for damage or wear. CHECK the sub-frame for damage. CHECK the nuts and bolts are tightened to specifications. TIGHTEN
as necessary.
Symptom Chart—Steering Noise/Vibration
Condition Source Action
Steering grunt or shudder — occurs GO to Steering Gear Grunt/Shudder
when turning into or out of a turn at low speeds (temperature sensitive)
Steering System clonk—hydraulic CHECK for leaks in the system.
knocking sound
Power steering pump moan — loud Power steering hose grounded out to INSPECT the power steering hoses.
humming noise occurs when the steering wheel is rotated to the stop position. Produces a 120-600 Hz
frequency that changes with rpm
Steering gear or power steering hoses.
Air in the steering hydraulic system.
chassis. REPAIR as necessary.
Test component test in this section.
PURGE the air from the system. REFER to Section 211-00 .
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100-04-28 Noise, Vibration and Harshness 100-04-28
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Aerated fluid.
Steering gear isolators.
Low fluid.
Power steering pump brackets loose CHECK bolts, brackets and bracket or misaligned.
Steering gear clunk — occurs only INSPECT the steering gear for loose
while cornering over a bump (can be mounting bolts. TIGHTEN as temperature sensitive) necessary. REFER to Section 211-02 .
Feedback (rattle, chuckle or knocking Column intermediate/flexible shaft INSTALL a new intermediate/flexible
noise in the steering gear) — a condition where roughness is felt in the steering wheel when the vehicle is
driven over rough surfaces
Feedback (nibble at the steering
wheel) — a condition where slight rotational movement is felt in the steering wheel when the vehicle is
driven over rough or grooved surfaces
Accessory drive belt ADJUST or INSTALL a new accessory
squeal/chirp—when rotating the belt as necessary. REFER to Section steering wheel from stop to stop 303-05 .
Power steering gear hiss
Steering gear.
joints damaged or worn. shaft. REFER to Section 211-04 .
Loose, damaged or worn tie-rod ends.
Steering gear insulators or mounting TIGHTEN the bolts or INSTALL new bolts loose or damaged.
Steering column intermediate shaft bolts are loose.
Steering column damaged or worn.
Loose suspension bushings, bolts or INSPECT the suspension system. ball joints.
Lateral runout in the tyre or wheel. GO to Pinpoint Test G.
Loose or worn accessory drive belt.
Steering column intermediate/flexible REPAIR or INSTALL a new shaft-to-steering gear is binding or intermediate/flexible shaft as
misaligned. necessary. REFER to Section 211-04 .
Grounded or loose steering column boot at the dash panel.
Damaged or worn steering gear input REPAIR or INSTALL a new steering shaft and valve.
CHECK for leaks in the system.
PURGE the air from the system. REFER to Section 211-00 .
INSPECT the isolators for wear or
damage. REPAIR as necessary.
CHECK the fluid level. REFILL as
necessary.
alignment. TIGHTEN bolts to specification. REPAIR or INSTALL new brackets as necessary. REFER to
Section 211-02.
TIGHTEN the nuts to specification or
INSTALL new tie-rod ends as necessary. REFER to Section 211-03 .
bolts as necessary. REFER to Section 211-02 .
TIGHTEN the bolts to specification.
REPAIR or INSTALL a new steering
column as necessary. REFER to Section 211-04 .
TIGHTEN or INSTALL new components as necessary. REFER to Section 204-01 for front suspension or
Section 204-02 for rear suspension.
REPAIR as necessary.
gear as necessary. REFER to Section 211-02 .
Steering column rattle Loose bolts or attaching brackets. TIGHTEN the bolts to specifications.
Loose, worn or insufficiently lubricated LUBRICATE or INSTALL new steering column bearings.
column bearings as necessary. REFER to Section 211-04 .
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100-04-29 Noise, Vibration and Harshness 100-04-29
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Steering shaft insulators damaged or INSTALL new insulators. REFER to worn. Section 211-04 .
Intermediate/flexible shaft compressed INSTALL a new intermediate/flexible or extended. shaft. REFER to Section 211-04 .
Steering column squeak or cracks
Power steering pump noisy
Power steering pump swish noise Acceptable condition.
Power steering pump whine noise Aerated fluid.
Power steering pump clicking Power steering pump rotor slippers too REPAIR or INSTALL a new power
(mechanical) noise
Power steering pump clatter noise
Insufficiently lubricated steering shaft LUBRICATE the steering shaft and bushings. shaft tube seals.
Loose or misaligned steering column TIGHTEN or ALIGN the steering shrouds. column shrouds.
Steering wheel rubbing against REPOSITION the steering column steering column shrouds. shrouds.
Insufficient lubricated speed control LUBRICATE the speed control slip slip ring. ring.
Upper or lower bearing sleeve out of position.
Incorrect assembly of components. REPAIR or INSTALL a new power Imperfections on the outside diameter steering pump as necessary. REFER or end surface of the power steering pump rotor. Damaged or worn power steering pump rotor splines. A crack on the inner surface of the power steering pump cam. Interference between the power steering pump rotor and cam. Damaged or worn power steering
pump rotor and pressure plates.
Power steering fluid flow into the bypass valve of the pump valve housing with fluid temperature below
54°C (130°F).
Damaged power steering pump.
Damaged valve cover O-ring seal.
long, excessive rotor slipper-to-slot steering pump as necessary. REFER clearance or damaged or worn rotor
assembly.
Damaged corners on the outside REPAIR or INSTALL a new power diameter or the power steering rotor or steering pump as necessary. REFER
distorted rotor slipper ring. to Section 211-02 .
REPOSITION the bearing sleeves.
to Section 211-02 .
PURGE the air from the system.
REFER to Section 211-00 . CHECK for a leak in the system.
REPAIR or INSTALL a new power
steering pump as necessary. REFER to Section 211-02 .
REPAIR or INSTALL a new power
steering pump as necessary. REFER to Section 211-02 .
to Section 211-02 .
Symptom Chart—Suspension Noise/Vibration
Condition Source Action
Squeak or grunt—noise from the front Under these conditions, the noise is
suspension, occurs more in cold ambient temperatures—more noticeable over rough roads or when
turning
Clunk—noise from the front INSPECT for loose nuts or bolts.
suspension, occurs in and out of turns
Front stabilizer bar insulators.
Loose front struts or shocks.
acceptable. CHECK TSBs.
TIGHTEN to specifications. REFER to Section 204-01 .
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100-04-30 Noise, Vibration and Harshness 100-04-30
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Clunk—noise from the rear INSPECT for loose or damaged rear
suspension, occurs when shifting from suspension components. REPAIR or reverse to drive
Click or pop—noise from the front CARRY OUT a ball joint inspection.
suspension—more noticeable over INSTALL new control arm as rough roads or over bumps necessary. REFER to Section 204-01 .
Front suspension noise—a squeak, Steering components.
creak or rattle noise—occurs mostly Loose or bent front struts or shock over bumps or rough roads
Rear suspension noise—a squeak, Loose or bent rear shock absorbers.
creak or rattle noise—occurs mostly Damaged spring or spring mounts. over bumps or rough roads
Shudder—occurs during acceleration Rear drive axle assembly CHECK the axle mounts and the rear
from a slow speed or stop mispositioned.
Shimmy—most noticeable on CHECK the caster alignment angle.
coast/deceleration—also hard steering CORRECT as necessary. REFER to condition Section 204-00 .
Loose rear suspension components.
INSTALL new components as necessary. REFER to Section 204-02 .
Worn or damaged ball joints.
Go to PinPoint Test G .
absorbers. Damaged spring or spring mounts. Damaged or worn control/radius arm bushings. Worn or damaged stabilizer bar
bushings or links.
Go to PinPoint Test H .
Damaged or worn control arm bushings.
suspension for damage or wear. REPAIR as necessary.
Incorrect or high CV joint operating CHECK vehicle ride height is within angle. limits. REPAIR as necessary.
Damaged or worn front suspension CHECK for a loose stabilizer bar, components.
Excessive positive caster.
damaged or loose strut/strut bushings or loose or worn ball joints. INSPECT the steering linkage for wear or damage. REPAIR or INSTALL new
components as necessary.
Symptom Chart—Tyre Noise/Vibration
Condition Source Action
Tyre noise—hum/moan at constant SPIN the tyre and CHECK for tyre
speeds
Tyre noise—noise tone lowers as the BALANCE the tyre and road test.
vehicle speed is lowered
Tyre noise — ticking noise, changes INSPECT the tyre. REPAIR as
with speed necessary.
Wheel and tyre—vibration and noise
concern is directly related to vehicle speed and is not affected by
acceleration, coasting or decelerating
Tyre wobble or shudder — occurs at SPIN the tyre and CHECK for
lower speeds
Abnormal wear patterns.
Out-of-balance tyre.
Nail puncture or stone in tyre tread.
Damaged or worn tyre. Go to PinPoint Test I .
Damaged wheel bearings.
wear. INSTALL a new tyre as necessary. INSPECT for damaged/worn suspension components. CARRY OUT wheel
alignment.
INSTALL a new tyre as necessary. REFER to Section 204-04 .
abnormal wheel bearing play or roughness. ADJUST or INSTALL new wheel bearings as necessary. REFER to Section 204-01 for front bearings or
Section 204-02 for rear bearings.
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Page 56
100-04-31 Noise, Vibration and Harshness 100-04-31
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Damaged wheel.
Damaged or worn suspension INSPECT the suspension components components.
Loose wheel nuts.
Damaged or uneven tyre wear.
Tyre shimmy or shake— occurs at
lower speeds
High speed shake or shimmy—occurs Excessive wheel hub runout.
at high speeds
Wheel/tyre out of balance. BALANCE the wheel/tyre assembly.
Uneven tyre wear.
Excessive radial runout of wheel or CARRY OUT a radial runout test of the tyre.
Worn or damaged wheel studs or INSPECT the wheel studs and wheels. elongated stud holes.
Excessive lateral runout of the wheel CARRY OUT a lateral runout test of or tyre.
Foreign material between the brake CLEAN the mounting surfaces of the disc and hub or in the brake disc fins.
Damaged or worn tyres. Damaged or worn wheel bearings. Worn or damaged suspension or steering linkage components.
Brake disc or drum imbalance.
INSPECT the wheel for damage.
INSTALL a new wheel as necessary. REFER to Section 204-04 .
for wear or damage. REPAIR as necessary.
CHECK the wheel nuts. TIGHTEN to
specification. REFER to Section 204-04 .
SPIN the tyre and CHECK for
abnormal tyre wear or damage. INSTALL a new tyre as necessary.
REFER to Section 204-04 .
CHECK for abnormal tyre wear.
INSTALL a new tyre as necessary. REFER to Section 204-04 .
wheel and tyre. INSTALL a new tyre as necessary. REFER to Section
204-04 .
INSTALL new components as necessary.
the wheel and tyre. CHECK the wheel, tyre and hub. REPAIR or INSTALL
new components as necessary.
brake disc and hub. CHECK the brake disc fins for material.
Go to PinPoint Test J .
Symptom Chart—Transmission (Manual) Vibration
Condition Source Action
Clutch rattling noise—occurs with Flywheel bolts, clutch housing bolts or TIGHTEN the bolts to specifications.
clutch engaged, noise changes/disappears with clutch pedal
depressed
Clutch squeaking noise—noise is INSTALL a new pilot bearing. REFER
heard when the clutch is operated—vehicle moves slowly or creeps when the clutch is disengaged—can also be difficult to
shift into first and reverse gear
Clutch squeaking noise—occurs with INSPECT the clutch pedal for wear or
clutch pedal depressed/released
Clutch whirring/rattle noise—occurs Worn, damaged or misaligned clutch INSTALL a new clutch release
when clutch pedal is depressed release bearing. bearing. REFER to Section 308-02 .
clutch pressure plate bolts loose. CHECK the bolts for damage.
Pilot bearing seized or damaged.
Worn clutch pedal shaft or bushings.
to Section 308-01 .
damage. REPAIR as necessary. REFER to Section 308-02 .
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100-04-32 Noise, Vibration and Harshness 100-04-32
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Clutch grating/grinding noise—occurs Clutch pressure plate fingers bent or INSPECT the clutch pressure plate
when clutch pedal is depressed worn.
Contact surface of clutch release INSTALL a new clutch release bearing worn or damaged. bearing. REFER to Section 308-01 .
Clutch chatter—a small amount of
noise when clutch pedal is released at initial take-off
Clutch chatter/grabs—in some cases a Damaged or worn powertrain/driveline INSPECT the powertrain/drivetrain
shudder is felt—occurs with clutch mounts. INSTALL new mounts as pedal depressed/released necessary. REFER to Section 308-03 .
Clutch chatter noise—noise when Pilot bearing worn, damaged or not INSPECT the clutch pressure plate
clutch pedal is released at initial release fingers for uneven wear, clutch take-off—clutch is hard to engage and components burnt or a seized pilot
disengage
Clutch vibration Go to PinPoint Test K .
Transmission rattling/clattering INSTALL a new gearshift lever.
noise—noise at idle or on light acceleration from a stop—gear
selection difficult
Transmission rattling/clattering CHECK that the transmission is filled
noise—occurs in neutral or in gear, at to the correct level and with the idle
Clutch engagement. Acceptable operating condition.
mounts.
Binding or dragging plunger of the CHECK the master and slave cylinder clutch master cylinder or slave operation. INSPECT the components
cylinder.
Grease or oil on the clutch disc facing.
Clutch disc surface glazed or INSPECT the clutch disc surface for a damaged.
Damaged or worn clutch pressure INSPECT the clutch pressure plate for plate.
Flywheel surface damaged or glazed.
correctly aligned in bore.
Loose flywheel bolts. Damaged or loose clutch pressure plate.
Excessive flywheel runout.
Gearshift lever joint worn or damaged.
Gearshift lever loose.
Gearshift linkage rods worn or CHECK the linkage bushings for wear. damaged.
Incorrect fluid level or fluid quality.
release fingers. INSTALL a new pressure plate as necessary. REFER
to Section 308-01 .
for damage or wear. INSTALL a new master or slave cylinder as necessary.
REFER to Section 308-02 .
CHECK the input shaft seal and rear
main oil seal. REPAIR as necessary. INSTALL a new clutch disc. REFER to
Section 308-03 .
glazed, hardened or damage condition. CARRY OUT a disc check. INSTALL a new clutch disc as
necessary. REFER to Section 308-01 .
wear or damage. INSTALL a new clutch pressure plate as necessary.
REFER to Section 308-01 .
INSPECT the flywheel for damage or
wear. CARRY OUT a flexplate/flywheel runout check. INSTALL a new flywheel as necessary. REFER to Section 303-01a for 2.0L Zetec engine or
Section 303-01b for 3.0L (4V) engine.
bearing. INSTALL a new pilot bearing as necessary. REFER to Section
308-01 .
REFER to Section 308-06 .
TIGHTEN the bolts to specification.
REFER to Section 308-06 .
INSTALL new linkage rods as necessary. REFER to Section 308-06 .
specified fluid. REFER to Section 308-03 .
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Page 58
100-04-33 Noise, Vibration and Harshness 100-04-33
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Transmission rattling/clattering CHECK the reverse idler gear.
noise—noise at idle in neutral
Transmission whine—a mild whine at
extreme speeds or high rpm
Transmission whine—a high pitched Transmission gears are worn (high Result of normal gear wear. REPAIR
whine, also described as a squeal mileage vehicle).
Transmission INSPECT the transmission gears for
growling/humming—noise occurs in damage or wear. INSTALL new gears the forward gears—the noise is more as necessary. REFER to Section prominent when the gear is loaded—the problem gear can be located as the noise occurs in a
specific gear position
Transmission hissing—noise in neutral INSPECT the transmission bearings.
or in forward gears—as bearings wear INSTALL new bearings as necessary. or break up, the noise changes to a
thumping noise
Transmission Bearings with damaged balls or rollers INSPECT the transmission bearings.
knocking/thudding—noise at low INSTALL new bearings as necessary. speeds in forward gears REFER to Section 308-03 .
Transmission rumble/growl—noise at CHECK the driveline angle. REPAIR
higher speeds in forward gears, more as necessary. REFER to Section pronounced in a coast/deceleration
condition
Transmission rumble/growl—noise at Damaged or worn transmission CHECK transmission fluid for
all speeds in forward gears, more bearing or gears (high mileage excessive metal particles. REPAIR as pronounced in a heavy acceleration
condition
Worn or rough reverse idler gear.
Rough running engine, cylinder misfire.
Excessive backlash in gears
Worn countershaft gears.
Rotating gears/geartrain. Acceptable noise.
Mismatched gear sets.
Damaged or worn transmission INSPECT the transmission bearings. bearing.
Gear is cracked, chipped or rough.
Damaged or worn bearings.
or with pitted and spalled races.
Incorrect driveline angle.
Driveshaft out of balance or damaged.
vehicles). necessary. REFER to Section 308-03 .
REPAIR as necessary. REFER to Section 308-03 .
CHECK the ignition system. CARRY
OUT a cylinder power test. REFER to Section 303-00 .
CHECK the gear backlash. ADJUST
as necessary. REFER to Section 308-03 .
REPAIR as necessary. REFER to
Section 308-03 .
as necessary. REFER to Section 308-03 .
INSPECT the gear sets for an uneven
wear pattern on the face of the gear teeth. REPAIR as necessary. REFER
to Section 308-03 .
INSTALL new bearings as necessary. REFER to Section 308-03 .
308-03 .
REFER to Section 308-03 .
205-00 .
CHECK the driveshaft for damage,
missing balance weights or undercoating. Using the EVA, CHECK the driveshaft balance. CARRY OUT a driveline vibration test. REFER to Section 205-01 . REPAIR as
necessary.
Symptom Chart—Transmission (Automatic) Noise/Vibration
Condition Source Action
Rattle—occurs at idle or at light Damaged engine or transmission CHECK the powertrain/drivetrain
acceleration from a stop mounts.
mounts for damage. INSTALL new mounts as necessary. REFER to 303.
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100-04-34 Noise, Vibration and Harshness 100-04-34
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
A loose front exhaust pipe heat shield.
Loose inspection plate or dust cover CHECK for loose bolts. TIGHTEN to plate.
Loose flex plate to converter nuts.
Whine—pitch increases with vehicle Damaged or worn low one-way clutch. INSPECT the transmission for wear or
speed—starts in first and second gear, Damaged or worn intermediate damage. REPAIR or INSTALL new decreases or goes away at higher one-way clutch. components as necessary. REFER to
gears Section 307-01 .
Whine—the pitch changes with engine A worn or damaged accessory drive CARRY OUT the Engine Accessory
speed component.
Whine—pitch changes with vehicle REPAIR or INSTALL new gears as
speed necessary.
Whine/moan type noise—pitch Damaged engine or transmission CHECK the powertrain/drivetrain
increases or changes with vehicle mounts for damage. CARRY OUT speed
Whistle—noise is high pitched, INSPECT the main control. REPAIR or
constant—changes in pitch with INSTALL new components as throttle position necessary. REFER to Section 307-01 .
Friction elements. Damaged or worn planetary or sun
gear.
Incorrect fluid level.
Partially blocked filter.
Worn or damaged torque converter.
Worn or damaged front pump.
Speedometer gears.
mount.
U-joints worn or damaged.
Damaged or worn differential ring and INSPECT the differential ring and pinion.
Planetary gears nicked or chipped.
Hydraulic pressure in the main control.
Incorrect band/clutch apply pressure.
REPAIR or INSTALL a new heat shield
as necessary.
specifications. REFER to Section 307-01 .
CHECK for loose nuts. TIGHTEN to
specifications. REFER to Section 307-01 .
Test. REPAIR or INSTALL new components as necessary. REFER to
Section 303-05 .
CHECK that the transmission is filled
to the correct level. ADD fluid as necessary. REFER to Section 307-01 .
INSPECT the filter. CLEAN or
INSTALL a new filter as necessary.
CARRY OUT the torque converter
service and replacement check. REFER to Section 307-01 .
INSPECT the front pump. INSTALL a
new front pump as necessary. REFER to Section 307-01 .
Powertrain/Drivetrain Mount Neutralizing in this section.
INSPECT the U-joints for wear or
damage. INSTALL new U-joints as necessary. REFER to Section 205-01 .
pinion for damage. CARRY OUT the Checking Tooth Contact Pattern and Condition of the Ring and Pinion component test in this section. REPAIR or INSTALL a new differential ring and pinion as necessary. REFER
to Section 205-02 .
CHECK the planetary gears for
damage. INSTALL new components as necessary. REFER to Section
307-01 .
CARRY OUT the line pressure tests.
REPAIR or INSTALL components as necessary. REFER to Section 307-01 .
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Page 60
100-04-35 Noise, Vibration and Harshness 100-04-35
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Worn or damaged torque converter.
Clunk—occurs when shifting from INSPECT the powertrain mounts for
PARK to a drive or reverse position
Bump—occurs when shifting from
PARK to a drive or reverse position—similar to Clunk but with no
sound
Buzz or hiss Incorrect driveline angles.
Vibration—a high frequency (20–80 Transmission cooler lines grounded CHECK the transmission cooler lines.
Hz) that is felt through the seat or gear shifter—changes with engine speed
Shutter or chatter—occurs with light to Electrical inputs/outputs. CARRY OUT a Torque Converter
medium acceleration from low speeds Vehicle wiring harness. Clutch Operation Test. RUN on-board or a stop
Pinpoint Tests
Damaged powertrain mounts.
Damaged or worn pinion bearings.
Worn driveshaft CV joint.
Worn friction elements or excessive INSPECT the transmission for wear. clutch pack end plate play.
Initial gear engagement. Acceptable condition.
Worn or damaged main control INSTALL new components as solenoids or valves. necessary. REFER to Section 307-01 .
out. REPAIR as necessary.
Flexplate to torque converter nuts CHECK the flexplate nuts. TIGHTEN loose.
Fluid filler tube grounded out.
Incorrect inputs/outputs from the diagnostics or self–test. CLEAR the powertrain control module (PCM), DTCs, ROAD TEST and RERUN digital transmission range (TR) sensor, brake pedal position (BPP) sensor, throttle position (TP) sensor, transmission speed sensor (TSS), output speed shaft (OSS) sensor or
the torque converter clutch (TCC).
system for normal operation. Sometimes, it is necessary to remove various vehicle components to
The pinpoint tests are a step-by-step diagnostic process designed to determine the cause of a condition. It may not always be necessary to follow a pinpoint test to its conclusion. Carry out only the steps necessary to correct the condition. Then, test the
gain access to the component requiring testing. For additional information, refer to the appropriate section for removal and installation procedures. Reinstall all components after verifying system operation is normal.
CARRY OUT the torque converter
service and replacement check. REFER to Section 307-01 .
damage. INSTALL new mounts as necessary. REFER to Section 307-01 .
CHECK for abnormal bearing play or
roughness. INSTALL new bearings as necessary. REFER to Section 205-02 .
INSPECT the CV joint. INSTALL a
new driveshaft as necessary. REFER to Section 205-01 .
CHECK that all end play and clearances are within specification. REPAIR or INSTALL new components as necessary. REFER to Section
307-01 .
CHECK for correct driveline angles.
REPAIR as necessary. REFER to Section 205-00 .
to specification. REFER to Section 307-01 .
CHECK the fluid filler tube. REPAIR as
necessary.
on-board diagnostics or self–test.
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100-04-36 Noise, Vibration and Harshness 100-04-36
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST A : BRAKE VIBRATION/SHUDDER
Test Step Result / Action to Take
A1
ROAD TEST THE VEHICLE—LIGHT BRAKING
Check that the wheel and tyres are correct for the vehicle. Inspect the tyres for abnormal wear patterns. Go to A4.
Road test the vehicle. Warm the brakes by slowing the vehicle a few times from 80–32 km/h (50 to 20 mph) using light braking applications. At highway speeds of 89–97 km/h (55-60 mph), apply the brake using a light pedal force.
Is there a vibration/shudder felt in the steering wheel, seat or brake pedal?
A2
ROAD TEST THE VEHICLE—MODERATE TO HEAVY BRAKING
Road test the vehicle. At highway speeds of 89–97 km/h (55-60 mph), apply the brake using a moderate to heavy pedal force. For vehicles with ABS, Go to A3.
Is there a vibration/shudder?
A3
NORMAL ACTUATION OF THE ABS SYSTEM DIAGNOSIS
During moderate to heavy braking, noise from the hydraulic control unit (HCU) and pulsation in the brake pedal can be observed. Pedal Go to A5. pulsation coupled with noise during heavy braking or on loose gravel, bumps, wet or snowy surfaces is acceptable and indicates correct functioning of the ABS system. Pedal pulsation or steering wheel nibble whose frequency is proportioned to the vehicle speed indicates a concern with a brake or suspension component.
Is the vibration/shudder vehicle speed sensitive?
Yes
No
Go to A2.
Yes
For vehicles with standard brakes, Go to A4.
No
Vehicle is OK. VERIFY condition with customer. TEST the vehicle for normal operation.
Yes
No
The brake system is operating correctly.
A4
APPLICATION OF THE PARKING BRAKE
NOTE:
has been isolated to the rear.
A5
CHECK THE FRONT WHEEL BEARINGS
Begin at the front of the vehicle unless the vibration or shudder
This test is not applicable to vehicles with drum-in-hat type parking brakes. For vehicles with drum-in-hat parking brakes, proceed to the next test. For all other vehicles, apply the parking brake to identify if the problem is in the front or rear brake. At highway speeds of 89–97 km/h (55-60 mph), lightly apply the parking brake until the vehicle slows down. Release the parking brake immediately after the test.
Is there a vibration/shudder?
Check the front wheel bearings. Refer to Wheel Bearing Check in this section. Go to A6.
Are the wheel bearings OK?
Yes
Go to A8.
No
Go to A5.
Yes
No
INSPECT the wheel bearings. ADJUST or REPAIR as necessary. TEST the system for normal operation.
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100-04-37 Noise, Vibration and Harshness 100-04-37
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
A6
CHECK THE FRONT SUSPENSION
Check the front suspension for:
broken or loose bolts
damaged springs
worn or damaged lower control arm bushings
loose or rough front bearings
uneven tyre wear
Are all the suspension components in satisfactory condition?
A7
RESURFACE THE FRONT BRAKE DISCS
CAUTION:
NOTE:
discs. After machining, make sure the brake disc meets the thickness specification.
A8
CHECK THE REAR SUSPENSION
Follow the manufacturer’s instructions to machine the brake
Refer to Brake Disc Machining in this section. Resurface the front brake discs. Road test the vehicle.
Is the vibration/shudder present?
Check the rear suspension for:
broken or loose bolts
damaged or worn springs or spring bushings
worn or damaged upper and lower control arm bushings
worn or damaged trailing arms
loose or rough rear bearings
uneven tyre wear
Are all the suspension components in satisfactory condition?
Do not use a bench lathe to machine brake discs.
Yes
Go to A7.
No
REPAIR or INSTALL new components as necessary. TEST the system for normal operation.
Yes
Go to A8.
No
Vehicle is OK.
Yes
Go to A9.
No
REPAIR or INSTALL new components as necessary. TEST the system for normal operation.
A9
RESURFACE THE REAR BRAKE DISC OR DRUM
CAUTION:
NOTE:
After machining, make sure the brake disc meets the thickness specification.
Follow the manufacturers instructions to machine the brake discs.
Refer to Brake Disc Machining in this section. Resurface the rear brake disc or drums. Road test the vehicle.
Is the vibration/shudder present?
Do not use a bench lathe to machine brake discs.
PINPOINT TEST B : ENGINE TICKING NOISE
Test Step Result / Action to Take
B1
CHECK FOR TICKING NOISE AT THE FUEL RAIL
Disconnect the first fuel line clip.
Is the ticking noise gone?
Yes
CHECK the front suspension for wear or damage, RESURFACE the front brake discs. TEST the system for normal operation.
No
Vehicle is OK.
Yes
CHECK for TSB for applicable vehicle. REPAIR as necessary. TEST the system for normal operation.
No
Go to B2.
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100-04-38 Noise, Vibration and Harshness 100-04-38
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
B2
CHECK FOR TICKING NOISE AT THE FUEL INJECTOR
Using an EngineEAR, listen at the fuel injectors by placing a probe on each injector. To isolate the faulty injector, disconnect the injector INSTALL a new fuel injector. REFER to Section electrical connector and listen for the noise. 303-04a for 2.0L Zetec engine or Section
Is the fuel injector the source of the ticking noise?
B3
CHECK THE BELT TENSIONER FOR TICKING NOISE
Inspect the front engine accessory drive (FEAD). Check for the belt tensioner bottoming at end of travel or not at end of stroke. INSTALL a new belt tensioner. REFER to
Using an EngineEAR, listen at the belt tensioner.
Is the belt tensioner the source of the noise?
B4
CHECK THE WATER PUMP FOR TICKING NOISE
Using an EngineEAR, listen at the water pump for ticking noise.
Is the water pump the source of the noise?
B5
CHECK FOR AN OBSTRUCTION OF THE COOLING FAN
Inspect the cooling fan for obstructions.
Check the cooling fan and shroud for wear or damage.
Was there an obstruction or does the cooling fan show signs of damage?
Yes
303-04b for 3.0L (4V) engine. TEST the system for normal operation.
No
Go to B3.
Yes
Section 303-05 . TEST the system for normal operation.
No
Go to B4.
Yes
INSTALL a new water pump. REFER to Section 303-03 . TEST the system for normal operation.
No
Go to B5.
Yes
REPAIR or INSTALL a new cooling fan. REFER to Section 303-03 . TEST the system for normal operation.
No
Go to B6.
B6
CHECK THE OIL PUMP FOR TICKING NOISE
Check the oil pump using EngineEARs and probe at the oil filter adapter to verify the oil pump as a source. INSTALL a new oil pump. REFER to Section
Is the oil pump the source of the noise?
B7
CHECK VALVE LIFTERS OR LASH ADJUSTERS FOR CORRECT OPERATION
Check valve lifter/lash adjuster for correct operation, using EngineEARs. VERIFY customer concern. CONDUCT a
Are the valve lifters/lash adjusters operating correctly?
Yes
303-01a for 2.0L Zetec engine or Section 303-01b for 3.0L (4V) engine. TEST the system for normal operation.
No
Go to B7.
Yes
diagnosis of other suspect components.
No
INSTALL a new valve lifter/lash adjuster(s). TEST the system for normal operation.
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100-04-39 Noise, Vibration and Harshness 100-04-39
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST C : FRONT ENGINE ACCESSORY DRIVE BEARING HOOT
Test Step Result / Action to Take
C1
CHECK THE ACCESSORY DRIVE IDLER AND TENSIONER PULLEY BEARINGS
Carry out the Vehicle Cold Soak Procedure in this section.
Key in START position.
Place an EngineEAR probe directly on the pulley center post or bolt to verify which bearing is making the noise.
Key in OFF position.
Is either bearing making the noise?
PINPOINT TEST D : POWER STEERING MOAN
Test Step Result / Action to Take
D1
CHECK THE POWER STEERING SYSTEM
Carry out the Vehicle Cold Soak Procedure in this section.
Key in START position.
Turn the steering wheel while the noise is occurring and listen for changes in sound pitch or loudness.
Key in OFF position.
Does the sound pitch or loudness change while turning the steering wheel?
D2
VERIFY THE SOURCE
Key in START position.
Place an EngineEAR probe near the power steering pump/reservoir while the noise is occurring. While an assistant turns the steering wheel, listen for changes in sound pitch or loudness.
Key in OFF position.
Does the sound pitch or loudness change while turning the steering wheel?
Yes
INSTALL a new pulley/idler. REFER to Section 303-05 . CARRY OUT the Vehicle Cold Soak Procedure and TEST the system for normal operation.
No
CONDUCT a diagnosis on other suspect accessory drive components.
Yes
Go to D2.
No
CONDUCT a diagnosis on other suspect accessory drive components.
Yes
VERIFY that the supply tube to the pump is unobstructed. CHECK the fluid condition and level. DRAIN the fluid and REFILL. CARRY OUT the Vehicle Cold Soak Procedure and TEST the system for normal operation. REFER to Section 211-02 .
No
Normal system operation.
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100-04-40 Noise, Vibration and Harshness 100-04-40
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST E : DRUMMING NOISE
Test Step Result / Action to Take
E1
CHECK THE EXHAUST SYSTEM
Key in START position.
Increase the engine rpm until the noise is the loudest. Note the engine rpm.
Key in OFF position.
Add approximately 9 kg (20 lb) of weight to the exhaust system. Place the weight at the tailpipe and test.
Key in START position.
Increase the engine rpm and listen for the drumming noise. Note the engine rpm if the noise occurs.
Key in OFF position.
Using a vibration analyzer, determine the amount of vibration that occurs with the drumming noise.
Is the noise/vibration reduced or eliminated, or does the noise/vibration occur at a different rpm?
E2
POWERTRAIN/DRIVETRAIN MOUNT NEUTRALIZING
Carry out Powertrain/Drivetrain Mount Neutralizing in this section. Test the system for normal operation. Vehicle is OK. TEST the system for normal
Is the noise reduced or eliminated?
Yes
CARRY OUT Exhaust System Neutralizing in this section. TEST the system for normal operation.
No
Go to E2.
Yes
operation.
No
CONDUCT diagnosis of other suspect components.
PINPOINT TEST F : ENGINE TICKING, KNOCKING OR CONTINUOUS RATTLE
Test Step Result / Action to Take
F1
CHECK FOR NOISE AT THE VALVE COVERS AND THE FRONT COVERS (OHC ENGINES)
Carry out the Vehicle Cold Soak Procedure in this section.
Key in START position.
NOTE:
be necessary.
Using an EngineEAR, listen closely at the valve covers and the front covers by placing the probe near the surface of the valve cover and then on the surface front cover.
Key in OFF position.
Is the noise source apparent?
F2
CHECK FOR NOISE AT THE CYLINDER BLOCK
Key in START position.
Using an EngineEAR, listen closely at the cylinder block by placing a probe on or near each freeze plug.
Key in OFF position.
Is the noise source apparent?
For a short-duration ticking noise, multiple engine starts may
Yes
REMOVE the appropriate cover and INSPECT for loose, worn/broken components. REPAIR as necessary. TEST the system for normal operation.
No
Go to F2.
Yes
REPAIR or INSTALL new components as necessary.
No
Go to F3.
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100-04-41 Noise, Vibration and Harshness 100-04-41
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
F3
CHECK FOR NOISE WHILE DISCONNECTING EACH FUEL INJECTOR ELECTRICAL CONNECTOR, ONE AT A TIME
Key in START position.
Disconnect each fuel injector electrical connector, one at a time, to decrease piston force and listen for the noise.
Key in OFF position.
Is the noise reduced or eliminated?
PINPOINT TEST G : FRONT SUSPENSION NOISE
Test Step Result / Action to Take
G1
ROAD TEST THE VEHICLE
Test drive the vehicle.
During the road test, drive the vehicle over a rough road. Using ChassisEARs, determine from which area/component the noise is originating.
Is there a squeak, creak or rattle noise?
G2
INSPECT THE STEERING SYSTEM
Raise and support the vehicle. For additional information, refer to Section 100-02 . REPAIR the steering system. INSTALL new
Check the steering system for wear or damage. Carry out a steering linkage test.
Inspect the tyre wear pattern. Refer to Tyre Wear Patterns chart in this section.
Are the steering components worn or damaged?
Yes
INSTALL a new fuel injector. REFER to Section 303-04a for 2.0L Zetec engine or Section 303-04b for 3.0L (4V) engine. TEST the system for normal operation.
No
INSPECT accessory drive or the transmission as a possible source.
Yes
Go to G2.
No
The suspension system is OK. CONDUCT a diagnosis on other suspect systems.
Yes
components as necessary. TEST the system for normal operation.
No
Go to G3.
G3
FRONT SHOCK ABSORBER/STRUT CHECK
Check the front shock absorbers/strut mounts for loose bolts or nuts.
Check the front shock absorbers/struts for damage. Carry out a shock absorber check.
Are the front shock absorbers/struts loose or damaged?
G4
CHECK THE FRONT SPRINGS
Check the front spring and front spring mounts/brackets for wear or damage. REPAIR or INSTALL new components as
Are the front springs or spring mounts/brackets worn or damaged?
Yes
TIGHTEN to specifications if loose. INSTALL new front shock absorbers/struts if damaged. TEST the system for normal operation.
No
Go to G4.
Yes
necessary. TEST the system for normal operation.
No
Go to G5.
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100-04-42 Noise, Vibration and Harshness 100-04-42
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
G5
CHECK THE CONTROL ARMS/RADIUS ARMS
Inspect the control arm bushings for wear or damage.
Inspect for twisted or bent control arm/radius arm.
Are the control arm/radius arms damaged or worn?
G6
CHECK THE STABILIZER BAR/TRACK BAR
Check the stabilizer bar/track bar bushings and links for damage or wear. REPAIR or INSTALL new components as
Check the stabilizer bar/track bar for damage.
Check for loose or damaged stabilizer bar/track bar isolators or brackets.
Are the stabilizer bar/track bar components loose, worn or damaged?
PINPOINT TEST H : REAR SUSPENSION NOISE
Test Step Result / Action to Take
H1
ROAD TEST THE VEHICLE
Test drive the vehicle.
During the road test, drive the vehicle over a rough road. Using ChassisEARs, determine from which area/component the noise is originating.
Is there a squeak, creak or rattle noise?
Yes
REPAIR or INSTALL new components as necessary. TEST the system for normal operation.
No
Go to G6.
Yes
necessary. TEST the system for normal operation.
No
Suspension system is OK. CONDUCT diagnosis on other suspect systems.
Yes
Go to H2.
No
The suspension system is OK. Conduct a diagnosis on other suspect systems.
H2
REAR SHOCK ABSORBER/STRUT CHECK
Raise and support the vehicle. REFER to Section 100-02 .
Check the rear shock absorber/strut mounts for loose bolts or nuts.
Check the rear shock absorbers/struts for damage. Carry out a shock absorber check.
Are the rear shock absorbers/struts loose or damaged?
H3
CHECK THE REAR SPRINGS
Check the rear springs and rear spring mounts/brackets for wear or damage. REPAIR or INSTALL new components as
Are the rear springs or spring mounts/brackets worn or damaged?
H4
CHECK THE CONTROL ARMS/TRAILING ARMS
Inspect the control arm/trailing arm bushings for wear or damage. Check for loose control arm/trailing arm bolts. REPAIR or INSTALL new components as
Inspect for twisted or bent control arms/trailing arms.
Are the control arms/trailing arms loose, damaged or worn?
Yes
TIGHTEN to specifications if loose. INSTALL new rear shock absorbers/struts if damaged. TEST the system for normal operation.
No
Go to H3.
Yes
necessary. TEST the system for normal operation.
No
Go to H4.
Yes
necessary. TEST the system for normal operation.
No
Suspension system is OK. CONDUCT diagnosis on other suspect systems.
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100-04-43 Noise, Vibration and Harshness 100-04-43
DIAGNOSIS AND TESTING (Continued)
PINPOINT TEST I : WHEEL AND TYRE
Test Step Result / Action to Take
I1
ROAD TEST THE VEHICLE
NOTE:
related to the front wheel or tyre. Vibration felt through the seat are most likely related to the rear wheel or tyre. This may not always be true, but it can help to isolate the problem to the front or rear of the vehicle.
I2
CHECK THE FRONT WHEEL BEARINGS
I3
INSPECT THE TYRES
Wheel or tyre vibrations felt in the steering wheel are most likely
Test drive the vehicle at different speed ranges.
During the road test, if the vibration can be eliminated by placing the vehicle in neutral or is affected by the speed of the engine, the cause is not the wheels or tyres.
Is there a vibration and noise?
Check the front wheel bearings. Refer to Wheel Bearing Check in this section. Go to I3.
Are the wheel bearings OK?
Check the tyres for missing weights.
Check the wheels for damage.
Inspect the tyre wear pattern. Refer to the Tyre Wear Patterns chart in this section.
Do the tyres have an abnormal wear pattern?
Yes
Go to I2.
No
The wheel and tyres are OK. CONDUCT a diagnosis on other suspect systems.
Yes
No
INSPECT the wheel bearings. ADJUST or REPAIR as necessary. TEST the system for normal operation.
Yes
CORRECT the condition that caused the abnormal wear. INSTALL new tyre(s). TEST the system for normal operation.
No
Go to I4.
I4
TIRE ROTATION DIAGNOSIS
Spin the tyres slowly and watch for signs of lateral runout.
Spin the tyres slowly and watch for signs of radial runout.
Are there signs of visual runout?
Yes
Go to I5.
No
CHECK the wheel and tyre balance. CORRECT as necessary. TEST the system for normal operation.
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100-04-44 Noise, Vibration and Harshness 100-04-44
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
I5
RADIAL RUNOUT CHECK ON THE TIRE
Measure the radial runout of the wheel and tyre assembly. A typical specification for total radial runout is 1.15mm (0.059inch). Go to I8.
Is the radial runout within specifications?
I6
RADIAL RUNOUT CHECK ON THE WHEEL
Measure the radial runout of the wheel. A typical specification for total radial runout is 1.14mm (0.045 inch). INSTALL a new tyre. TEST the system for
Is the radial runout within specifications?
Yes
No
Go to I6.
Yes
normal operation.
No
Go to I7.
I7
CHECK THE HUB/BRAKE DISC OR DRUM PILOT RUNOUT OR BOLT CIRCLE RUNOUT
Measure the pilot or bolt circle runout. A typical specification for radial runout is: INSTALL a new wheel. TEST the system for
pilot runout— less than 0.15 mm (0.006 inch)
bolt circle runout— less than 0.38 mm (0.015 inch)
Is the radial runout within specifications?
Yes
normal operation.
No
REPAIR or INSTALL new components as necessary. REFER to 204-01 for the front suspension or 204-02 for the rear suspension.
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100-04-45 Noise, Vibration and Harshness 100-04-45
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
I8
LATERAL RUNOUT CHECK ON THE TIRE
Measure the lateral runout of the wheel and tyre assembly. A typical specification for total lateral runout is 2.5mm (0.098inch). Wheel and tyres are OK. CONDUCT diagnosis
Is the lateral runout within specifications?
I9
LATERAL RUNOUT CHECK ON THE WHEEL
Measure the lateral runout of the wheel. A typical specification for total radial runout is 1.2mm (0.047inch). INSTALL a new tyre. TEST the system for
Is the lateral runout within specifications?
Yes
on other suspect systems.
No
Go to I9.
Yes
normal operation.
No
Go to
I10
.
I10
CHECK THE FLANGE FACE LATERAL RUNOUT
Measure the flange face lateral runout. A typical specification for lateral runout is: INSTALL a new wheel. TEST the system for
hub/brake disc— less than 0.13mm (0.005inch)
axle shaft— less than 0.25 mm (0.010 inch)
Is the lateral runout within specifications?
PINPOINT TEST J : HIGH SPEED SHAKE OR SHIMMY
Test Step Result / Action to Take
J1
CHECK FOR FRONT WHEEL BEARING ROUGHNESS
Chock the rear wheels.
Raise and support the front end of the vehicle so that the front wheel and tyre assemblies can spin. Refer to Section 100-02 .
Spin the front tyres by hand.
Do the wheel bearings feel rough?
Yes
normal operation.
No
REPAIR or INSTALL new components as necessary. REFER to Section 204-01 for the front suspension or Section 204-02 for the rear suspension.
Yes
INSPECT the wheel bearings. REPAIR as necessary. TEST the system for normal operation.
No
Go to J2.
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100-04-46 Noise, Vibration and Harshness 100-04-46
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
J2
CHECK THE END PLAY OF THE FRONT WHEEL BEARINGS
Check the end play of the front wheel bearings.
Is the end play OK?
J3
MEASURE THE LATERAL RUNOUT AND THE RADIAL RUNOUT OF THE FRONT WHEELS ON THE VEHICLE
Measure the lateral runout and the radial runout of the front wheels on the vehicle. Go to Pinpoint Test I. Go to J4.
Are the measurements within specifications?
J4
MEASURE THE LATERAL RUNOUT OF THE FRONT TIRES ON THE VEHICLE
Measure the lateral runout of the front tyres on the vehicle. Go to Pinpoint Test I. Go to J5.
Is the runout within specifications?
J5
MEASURE THE RADIAL RUNOUT OF THE FRONT TIRES ON THE VEHICLE
Yes
Go to J3.
No
ADJUST or REPAIR as necessary. TEST the system for normal operation.
Yes
No
INSTALL new wheels as necessary and BALANCE the assembly. TEST the system for normal operation.
Yes
No
INSTALL new tyres as necessary and BALANCE the assembly. TEST the system for normal operation.
Measure the radial runout of the front tyres on the vehicle. Go to Pinpoint Test I. BALANCE the front wheel and tyre assemblies.
Is the runout within specifications?
J6
MATCH MOUNT THE TIRE AND WHEEL ASSEMBLY
Mark the high runout location on the tyre and also on the wheel. Break the assembly down and rotate the tyre 180 degrees (halfway BALANCE the assembly. TEST the system for around) on the wheel. Inflate the tyre and measure the radial runout. normal operation.
Is the runout within specifications?
Yes
If any tyre cannot be balanced, INSTALL a new tyre. TEST the system for normal operation.
No
Go to J6.
Yes
No
If the high spot is not within 101.6 mm (4 inches) of the first high spot on the tyre, Go to J7.
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100-04-47 Noise, Vibration and Harshness 100-04-47
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
J7
MEASURE THE WHEEL FLANGE RUNOUT
Dismount the tyre and mount the wheel on a wheel balancer. Measure the runout on both wheel flanges. Go to Pinpoint Test I. LOCATE and MARK the low spot on the wheel.
Is the runout within specifications?
J8
CHECK FOR VIBRATION FROM THE FRONT OF THE VEHICLE
WARNING:
must be limited to 55 km/h (34 mph) using the speedometer reading, since actual wheel speed will be twice that indicated on the speedometer. Exceeding a speed of 55 km/h (34 mph) or allowing the drive wheel to hang unsupported can result in tyre disintegration or differential failure, which can cause serious personal injury and extensive vehicle damage.
Spin the front wheel and tyre assemblies with a wheel balancer while the vehicle is raised on a hoist. Feel for vibration in the front fender or while seated in the vehicle.
Is the vibration present?
If only one drive wheel is allowed to rotate, speed
Yes
INSTALL the tyre, matching the high spot on the tyre with the low spot on the wheel. BALANCE the assembly. TEST the system for normal operation. If the condition persists, Go to J8.
No
INSTALL a new wheel. CHECK the runout on the new wheel. If the new wheel is within limits, LOCATE and MARK the low spot. INSTALL the tyre, matching the high spot on the tyre with the low spot on the wheel. BALANCE the assembly. TEST the system for normal operation. If the condition persists, Go to J8.
Yes
SUBSTITUTE known good wheel and tyre assemblies as necessary. TEST the system for normal operation.
No
For front wheel drive vehicles, check the driveline components. TEST the system for normal operation. For rear wheel drive vehicles, Go to J9.
J9
CHECK FOR VIBRATION FROM THE REAR OF THE VEHICLE
WARNING:
must be limited to 55 km/h (34 mph) using the speedometer reading, since actual wheel speed will be twice that indicated on the speedometer. Exceeding a speed of 55 km/h (34 mph) or allowing the drive wheel to hang unsupported can result in tyre disintegration or differential failure, which can cause serious personal injury and extensive vehicle damage.
Chock the front wheels.
Raise and support the rear end of the vehicle so that the rear wheel and tyre assemblies can spin. Refer to Section 100-02 .
Engage the drivetrain and carefully accelerate the drive wheels while checking for vibration.
Is the vibration present?
If only one drive wheel is allowed to rotate, speed
Yes
Go to
J10
.
No
TEST the system for normal operation.
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100-04-48 Noise, Vibration and Harshness 100-04-48
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
J10
CHECK THE DRIVETRAIN
WARNING:
must be limited to 55 km/h (34 mph) using the speedometer reading, since actual wheel speed will be twice that indicated on the speedometer. Exceeding a speed of 55 km/h (34 mph) or allowing the drive wheel to hang unsupported can result in tyre disintegration or differential failure, which can cause serious personal injury and extensive vehicle damage.
Remove the rear wheel and tyre assemblies. Refer to Section 204-04 .
Secure the brake drums (if so equipped), by installing wheel hub bolt nuts, reversed.
Carefully accelerate the drivetrain while checking for vibration.
Is the vibration present?
If only one drive wheel is allowed to rotate, speed
PINPOINT TEST K : CLUTCH VIBRATION
Test Step Result / Action to Take
K1
CHECK ENGINE COMPONENTS FOR GROUNDING
NOTE:
vibration should occur during clutch operation. The clutch can also be difficult to engage or disengage. Eliminate all related systems before checking the clutch components.
NOTE:
disassembling the clutch system. Refer to Section 205-00 for the correct driveline angle specifications.
Make sure the clutch is the cause of the vibration concern. The
Check the driveline angles and driveshaft runout before
Yes
CHECK/TEST the drivetrain and driveline components. TEST the system for normal operation.
No
SUBSTITUTE known good wheel and tyre assemblies as necessary. TEST the system for normal operation.
Yes
REPAIR as necessary. TEST the system for normal operation.
No
Go to K2.
Check the powertrain/drivetrain mounts, exhaust manifolds or other engine components for grounding on the chassis.
Are any mounts or engine components grounded?
K2
CHECK THE ACCESSORY DRIVE BELT
Remove the accessory drive belt.
Does the vibration stop with the accessory drive belt removed?
K3
CHECK FOR LOOSE CLUTCH PRESSURE PLATE BOLTS
Check for loose clutch pressure plate bolts. Inspect the clutch pressure plate for damage or for material between the pressure plate TIGHTEN the bolts to specifications or if and flywheel. damaged, INSTALL a new clutch pressure plate.
Are there any loose bolts or damage?
K4
CHECK THE CLUTCH DISC SPRINGS
Check for worn, broken or loose clutch disc springs.
Are the clutch springs worn, broken or loose?
Yes
DIAGNOSE the accessory drive components.
No
Go to K3.
Yes
REFER to Section 308-01 . TEST the system for normal operation.
No
Go to K4.
Yes
INSTALL a new clutch disc. REFER to Section 308-01 . TEST the system for normal operation.
No
Go to K5.
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100-04-49 Noise, Vibration and Harshness 100-04-49
DIAGNOSIS AND TESTING (Continued)
Test Step Result / Action to Take
K5
CHECK THE CLUTCH DISC SPLINES
Inspect the clutch disc splines for damage or wear.
Is there damage or wear?
K6
CHECK THE FLYWHEEL BOLTS
Check for loose flywheel bolts.
Are the bolts loose?
K7
CHECK THE FLYWHEEL SURFACE
Inspect the flywheel surface for wear or damage. Check the flywheel runout. INSTALL a new flywheel. REFER to Section
Is there any damage or excessive wear?
Component Tests
Steering Gear Grunt/Shudder Test
1. Start and run the vehicle to operating temperature.
2. Set engine idle speed to 1,200 rpm.
CAUTION: Do not hold the steering wheel against the stops for more than three to five seconds at a time. Damage to the power steering pump will occur.
3. Rotate the steering wheel to the RH stop, then turn the steering wheel 90 degrees back from that position. Turn the steering wheel slowly in a 15 to 30 degree arc.
4. Turn the steering wheel another 90 degrees. Turn the steering wheel slowly in a 15 to 30 degree arc.
5. Repeat the test with power steering fluid at different temperatures.
6. If a light grunt is heard or a low (50-200 Hz) shudder is present, this is a normal steering system condition.
7. If a loud grunt is heard or a strong shudder is felt, fill and purge the power steering system.
Yes
INSTALL a new clutch disc. REFER to Section 308-01 . TEST the system for normal operation.
No
Go to K6.
Yes
TIGHTEN the bolts to specifications. REFER to Section 308-01 . TEST the system for normal operation.
No
Go to K7.
Yes
303-01a for 2.0L Zetec engine or Section 303-01b for 3.0L (4V) engine. TEST the system for normal operation.
No
Clutch system is normal. CONDUCT a diagnosis on other suspect systems.
scored or forcibly damaged gear teeth and is usually quite audible over the entyre speed range. The second type of ring and pinion noise pertains to the mesh pattern of the gear pattern. This gear noise can be recognized as it produces a cycling pitch or whine. Ring and pinion noise tends to peak in a narrow speed range or ranges, and will tend to remain constant in pitch.
1. Raise and support the vehicle. Refer to Section 100-02.
2. Drain the axle lubricant. Refer to Section 205-02.
3. Remove the carrier assembly or the axle housing cover depending on the axle type. Refer to Section 205-02.
4. Inspect the gear set for scoring or damage.
Checking Tooth Contact Pattern and Condition of the Ring and Pinion
There are two basic types of conditions that will produce ring and pinion noise. The first type is a howl or chuckle produced by broken, cracked, chipped,
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100-04-50 Noise, Vibration and Harshness 100-04-50
DIAGNOSIS AND TESTING (Continued)
5. In the following steps, the movement of the contact pattern along the length is indicated as toward the “heel” or “toe” of the differential ring Tooth contact pattern shown on the drive side gear. of the gear teeth.
Item Description 1 Heel 2Toe
6. Apply a marking compound to a third of the gear teeth on the differential ring gear. Rotate the differential ring gear several complete turns in both directions until a good, clear tooth pattern is obtained. Inspect the contact patterns on the ring gear teeth.
7. A good contact pattern should be centered on the tooth. It can also be slightly toward the toe. There should always be some clearance between the contact pattern and the top of the tooth.
Tooth contact pattern shown on the drive side of the gear teeth.
8. A high, thick contact pattern that is worn more toward the toe.
The high contact pattern indicates that the drive pinion is not installed deep enough into the carrier.
The differential ring gear backlash is correct, a thinner drive pinion shim is needed. A decrease will move the drive pinion toward the differential ring gear.
9. A high, thin contact pattern that is worn toward the toe.
Tooth contact pattern shown on the drive side of the gear teeth.
The drive pinion depth is correct. Increase the differential ring gear backlash.
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100-04-51 Noise, Vibration and Harshness 100-04-51
DIAGNOSIS AND TESTING (Continued)
10. A contact pattern that is worn in the center of the differential ring gear tooth toward the heel.
Tooth contact pattern shown on the drive side of the gear teeth.
The low contact pattern indicates that the drive pinion is installed too deep into the carrier.
The differential ring gear backlash is correct. A thicker drive pinion shim is needed.
11. A contact pattern that is worn at the top of the differential ring gear tooth toward the heel.
Tooth contact pattern shown on the drive side of the gear teeth.
The pinion gear depth is correct. Decrease the differential ring gear backlash.
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100-04-52 Noise, Vibration and Harshness 100-04-52
DIAGNOSIS AND TESTING (Continued)
Tyre Wear Patterns and Frequency Calculations
Tyre Wear Chart
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100-04-53 Noise, Vibration and Harshness 100-04-53
DIAGNOSIS AND TESTING (Continued)
Wheel and tyre NVH concerns are directly related to vehicle speed and are not generally affected by acceleration, coasting or decelerating. Also, out-of-balance wheel and tyres can vibrate at more than one speed. A vibration that is affected by the engine rpm, or is eliminated by placing the transmission in NEUTRAL is not related to the tyre and wheel. As a general rule, tyre and wheel vibrations felt in the steering wheel are related to the front tyre and wheel assemblies. Vibrations felt in the seat or floor are related to the rear tyre and wheel assemblies. This can initially isolate a concern to the front or rear.
Careful attention must be paid to the tyre and wheels. There are several symptoms that can be caused by damaged or worn tyre and wheels. Carry out a careful visual inspection of the tyres and wheel assemblies. Spin the tyres slowly and watch for signs of lateral or radial runout. Refer to the tyre wear chart to determine the tyre wear conditions and actions.
For a vibration concern, use the vehicle speed to determine tyre/wheel frequency and rpm. Calculate tyre and wheel rpm and frequency by carrying out and following:
Measure the diameter of the tyre. Record the speed at which the vibration occurs. Obtain the corresponding tyre and wheel rpm and
frequency from the Tyre Speed and Frequency Chart.
If the vehicle speed is not listed, divide the vehicle speed at which the vibration occurs by 16 (km/h (10 mph). Multiply that number by 16 km/h (10 mph) tyre rpm listed for that tyre diameter in the chart. Then divide that number by 60. For example: a 40 mph vibration with 835 mm (33 in) tyres. 40 ÷10 = 4. Multiply 4 by 105 = 420 rpm. Divide 420 rpm by 60 seconds = 7 Hz at 40mph.
Tyre Speed and Frequency Chart
Tyre Diameter Tyre RPM/Hz Tyre RPM/Hz Tyre RPM/Hz Tyre RPM/Hz
mm (inch) @ 16 km/h (10 @ 80 km/h (50 @ 97 km/h (60 @ 113 km/h (70
mph) mph) mph) mph) 483 (19) 182 910/15 1092/18 1274/21 508 (20) 173 865/14 1038/17 1211/20 533 (21) 165 825/14 990/16 1155/19 560 (22) 158 790/13 948/16 1106/18 585 (23) 151 755/13 906/15 1057/18 610 (24) 145 725/12 870/14 1015/17 635 (25) 139 695/12 834/14 973/16 660 (26) 134 670/11 804/13 938/16 685 (27) 129 645/11 774/13 903/15 710 (28) 124 620/10 744/12 868/14 735 (29) 119 595/10 714/12 833/14 760 (30) 115 575/10 690/11 805/13
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100-04-54 Noise, Vibration and Harshness 100-04-54
DIAGNOSIS AND TESTING (Continued)
Tyre Diameter Tyre RPM/Hz Tyre RPM/Hz Tyre RPM/Hz Tyre RPM/Hz
785 (31) 111 555/9 666/11 777/13 810 (32) 108 540/9 648/11 756/13 835 (33) 105 525/9 630/10 735/12 864 (34) 102 510/8 612/10 714/12
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100-04-55 Noise, Vibration and Harshness 100-04-55
GENERAL PROCEDURES
Brake Disc Machining
CAUTION: Do not install brake discs that are less than the minimum thickness specified. Do not machine a brake disc below the minimum thickness specification.
1. Check wheel bearing end-play and correct as
necessary.
2. Remove the tyre and wheel.
NOTE:
vibration has been isolated to the rear.
3. Remove the brake caliper.
4. Inspect the brake linings. Install new brake linings
if below specification. For additional information, refer to the appropriate brake section.
5. Measure and record the brake disc thickness.
Install a new brake disc if the thickness after machining will be at or below specification. The specification is stamped on the brake disc. Do not machine a new brake disc.
6. For vehicles with a two-piece hub and brake disc
assembly:
7. Using the special tool, machine the brake discs.
Follow the manufacturer’s instructions. After machining, make sure the brake disc still meets the thickness specification.
machine brake discs. NOTE:
and 0.20 mm (0.004 and 0.008 inch). Lighter cuts will cause heat and wear. Heavier cuts will cause poor brake disc surface finish.
8. Using a dial indicator, verify that the brake disc
lateral runout is now within specification.
9. Remove the special tool hub adapter.
10. Remove any remaining metal chips from the
machining operation.
11. For vehicles with a two-piece hub and brake disc
assembly:
Begin at the front of the vehicle unless the
Match-mark before disassembly. Remove the brake disc. Using a die grinder with a mild abrasive
(Scotch Brite® type), remove any rust or corrosion from the hub and brake disc mounting surfaces.
Align the match-marks and reinstall the brake disc on the hub.
CAUTION: Do not use a bench lathe to
The depth of cut must be between 0.10
Remove the brake disc from the hub. Remove any remaining metal chips from hub
and brake disc mounting surfaces and from the ABS sensor.
Apply a high temperature anti-seize lubricant to the mounting surfaces.
Using the match marks, mount the brake disc on the hub.
12. Install the caliper.
13. Install the tyre and wheel assembly.
14. Test the system for normal operation.
Powertrain/Drivetrain Mount Neutralizing
1. Raise and support the vehicle. For additional information, refer to Section 100-02.
2. Loosen, but do not remove, the powertrain/drivetrain mount fasteners.
3. Lower the vehicle.
4. Move the vehicle in forward and reverse 0.6-1.2 meters (2-4 ft).
CAUTION: Do not twist or strain the
powertrain/drivetrain mounts.
5. Raise and support the vehicle.
6. Tighten the powertrain/drivetrain mount fasteners.
7. Lower the vehicle.
8. Test the system for normal operation.
Exhaust System Neutralizing
WARNING: Exhaust gases contain carbon monoxide, which is harmful to health and potentially lethal. Repair exhaust system leaks immediately. Never operate the engine in an enclosed area. Failure to follow these instructions may result in personal injury.
WARNING: Exhaust system components are hot. Failure to follow these instructions may result in personal injury.
NOTE:
on mounts which can be sufficiently bound up to transmit vibration as if grounded.
1. Raise and support the vehicle. For additional
2. Loosen all exhaust hanger attachments and
3. Loosen all exhaust flange joints.
4. Place a stand to support the muffler parallel to the
5. Tighten the muffler connection.
Neutralize the exhaust system to relieve strain
information, refer to Section 100-02.
CAUTION: Make sure the system is warmed up to normal operating temperature, as thermal expansion can be the cause of a strain problem.
reposition the hangers until they hang free and straight.
vehicle frame with the muffler pipe bracket free of stress.
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100-04-56 Noise, Vibration and Harshness 100-04-56
GENERAL PROCEDURES (Continued)
6. Tighten all the exhaust hanger clamps and 3. Grip each front tyre at the top and bottom and flanges (tighten the exhaust manifold flange joint move the wheel inward and outward while lifting last). the weight of the tyre off the front wheel bearing.
Verify there is adequate clearance to prevent grounding at any point in the system. Make sure that the catalytic converter and heat shield do not contact the frame rails.
After neutralization, the rubber in the exhaust hangers should show some flexibility when movement is applied to the exhaust system.
With the exhaust system installed securely and cooled, the rear hanger should be angled forward.
7. Lower the vehicle.
8. Test the exhaust system for normal operation.
Wheel Bearing Check
1. Raise the vehicle until the front tyres are off the floor.
Make sure the wheels are in a straight forward position.
2. Spin the tyre by hand to check the wheel bearings for roughness.
NOTE:
that the brake pads are retraced sufficiently to allow free movement of the tyre and wheel assembly.
Make sure the wheel rotates freely and
4. If the tyre and wheel (hub) is loose on the spindle, does not rotate freely, or has a rough feeling when spun, install a new wheel hub.
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204-00-1 Suspension System — General Information 204-00-1
SECTION : 204-00 Suspension System — General Information
VEHICLE APPLICATION :
2003.0 BA Falcon
CONTENTS PAGE
DESCRIPTION AND OPERATION
Suspension System — General Information ..........................................................................204-00-2
Front Wheel Alignment ........................................................................................................204-00-2
Rear Wheel Alignment .........................................................................................................204-00-4
DIAGNOSIS AND TESTING
Suspension System — General Information ..........................................................................204-00-5
Inspection and Verification ...................................................................................................204-00-5
Symptom Chart ....................................................................................................................204-00-5
GENERAL PROCEDURES
Front Wheel Alignment ..........................................................................................................204-00-9
Toe & Steering Wheel Spoke Adjustments ............................................................................204-00-9
Front Wheel Lock Angle Adjustment .....................................................................................204-00-9
Upper & Lower Ball Joint Inspection ......................................................................................204-00-9
XR Rear Camber Adjustment ................................................................................................204-00-9
RLCA (Rear Lower Control Arm) to Subframe Cambolt Adjustment .....................................204-00-9
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204-00-2 Suspension System — General Information 204-00-2
DESCRIPTION AND OPERATION
Suspension System — General Information
Front Wheel Alignment
Suggested method and sequence for checking steering wander or drift
1. Check and adjust tyre pressures to specification. Toe settings are provided in degrees. Make sure the vehicle is loaded evenly so ride heights are relatively even side to side.
2. Check all wheel bearings, steering mechanisms and suspension joints are to specification. Adjust, repair or replace as required.
3. Check tyres for uneven wear patterns especially the inner edges compared to the outer edges. Rotate tyres front to rear if required.
4. Road test vehicle on a level road surface and note direction and extent of steering pull or drift. Ensure prevailing crosswinds are not a factor.
5. If pull of drift is confirmed check the wheel alignment and confirm that the vehicle is within specification.
Wheel Alignment Equipment/Maintenance
It is extremely important the wheel alignment equipment used is periodically checked and recalibrated to ensure vehicle readings are both accurate and repeatable. Please consult your equipment supplier for advice as to how and when the periodic checking and recalibration should occur. Regular checking and calibration of wheel alignment equipment is essential with the current generation of wheel alignment machines.
NOTE:
NOTE:
adjusted.
NOTE:
on the vehicle ride height. The ride height will alter depending on the how heavily the vehicle is loaded, the way the load is distributed, the amount of fuel in the tank and accessories fitted eg: bulbar. The lower the vehicle the more negative the camber value becomes and the more positive the castor value becomes.
NOTE:
toe out is shown as a - (negative) value. It is preferable to measure vehicles in degrees. Data is for reference only.
NOTE:
measured vertically from the exact centre of the wheel to the underside of the guard lip (refer figure). Measure all four corners of the vehicle and locate the appropriate ride height in the left hand column in both table: 1 for front the suspension and table: 2 for the rear suspension. Then select the appropriate alignment values for each corner of the vehicle and confirm if vehicle is within specification. Adjust toe
See text for XR camber adjustment.
Ute and Wagon rear alignment can not be
Camber and castor figures will vary depending
Toe in is shown as a + (positive) value while
With correct tyre pressures the ride height is
where necessary at kerb height.
NOTE:
is important that the rear ride height is correct. This can be achieved by ensuring the vehicle unladen.
The following charts show wheel alignment data for the various models.
When checking ute and wagon front caster it
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204-00-3 Suspension System — General Information 204-00-3
DESCRIPTION AND OPERATION (Continued)
Front Wheel Alignment
Sedan / Wagon
Ride Camber Castor Total Toe at kerb height
Height
350 -1.91 -1.41 -0.91 0.7 7 7.50 8 0.7 360 -1.66 -1.16 -0.66 0.7 6.9 7.40 7.9 0.7 370 -1.44 -0.94 -0.44 0.7 6.8 7.30 7.8 0.7 380 -1.23 -0.73 -0.23 0.7 6.69 7.19 7.69 0.7 -0.02 0.08 0.18 390 -1.07 -0.57 -0.07 0.7 6.59 7.09 7.59 0.7 400 -0.92 -0.42 -0.08 0.7 6.48 6.99 7.48 0.7 410 -0.81 -0.31 -0.19 0.7 6.38 6.88 7.38 0.7 420 -0.72 -0.22 -0.28 0.7 6.27 6.77 7.27 0.7
XR Sedan
Ride Camber Castor Total Toe at kerb height
Height
340 -1.52 -1.02 -0.52 0.7 7.32 7.82 8.32 0.7 350 -1.22 -0.72 -0.22 0.7 7.21 7.71 8.21 0.7 360 -0.95 -0.45 0.05 0.7 7.10 7.60 8.10 0.7 370 -0.71 -0.21 0.29 0.7 6.99 7.49 7.99 0.7 0.06 0.16 0.26 380 -0.50 0.00 0.50 0.7 6.88 7.38 7.88 0.7 390 -0.33 0.17 0.67 0.7 6.77 7.27 7.77 0.7 400 -0.17 0.33 0.83 0.7 6.65 7.15 7.65 0.7
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation ° Variation
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation ° Variation
Ute
Ride Camber Castor Total Toe at kerb height
Height
370 -1.24 -0.74 -0.24 0.7 6.81 7.31 7.81 0.7 380 -1.05 -0.55 -0.05 0.7 6.7 7.20 7.7 0.7 390 -0.88 -0.38 -0.12 0.7 6.59 7.09 7.59 0.7 -0.02 0.08 0.18 400 -0.73 -0.23 -0.27 0.7 6.48 7.99 7.48 0.7 410 -0.62 -0.12 -0.38 0.7 6.38 7.88 7.38 0.7 420 -0.54 -0.04 -0.46 0.7 6.27 6.77 7.27 0.7
XR Ute, XLS Ute with standard sports suspension
Ride Camber Castor Total Toe at kerb height
Height
340 -1.92 -1.42 -0.92 0.7 5.70 6.20 6.70 0.7 350 -1.63 -1.13 -0.63 0.7 5.56 6.06 6.56 0.7 360 -1.37 -0.87 -0.37 0.7 5.43 5.93 6.43 0.7 370 -1.13 -0.63 -0.13 0.7 5.30 5.80 6.30 0.7 0.06 0.16 0.26 380 -0.93 -0.43 0.07 0.7 5.18 5.68 6.18 0.7 390 -0.76 -0.26 0.24 0.7 5.06 5.56 6.06 0.7 400 -0.61 -0.11 0.39 0.7 4.93 5.43 5.93 0.7
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation ° Variation
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation ° Variation
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204-00-4 Suspension System — General Information 204-00-4
DESCRIPTION AND OPERATION (Continued)
Rear Wheel Alignment
Sedan
Ride Height Camber Total Toe at kerb height
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation °
350 -1.96 -1.71 -1.46 0.5 360 -1.76 -1.51 -1.26 0.5 370 -1.57 -1.32 -1.07 0.5 380 -1.38 0.13 -0.88 0.5 0.14 0.24 0.34 390 -1.19 -0.94 -0.69 0.5 400 -1 -0.75 -0.50 0.5 410 -0.81 -0.56 -0.31 0.5 420 -0.61 -0.36 -0.11 0.5
NOTE:
for reference only.
XR Sedan
Sedan camber settings cannot be adjusted,
Ride Height Camber Total Toe at kerb height
Min. ° Opt. ° Max. ° Max. Min. ° Opt. ° Max. °
Variation °
340 -1.35 -1.10 -0.85 0.5 350 -1.14 -0.89 -0.64 0.5 360 -0.95 -0.70 -0.45 0.5 370 -0.75 -0.50 -0.25 0.5 0.06 0.16 0.26 380 -0.56 -0.31 -0.06 0.5 390 -0.37 -0.12 0.13 0.5 400 -0.18 0.07 0.32 0.5
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204-00-5 Suspension System — General Information 204-00-5
DIAGNOSIS AND TESTING
Suspension System — General Information
Inspection and Verification
NOTE:
Table 1 lists various steering gear and linkage
these symptoms are also common to suspension frame, and wheel and tyre troubles. For this reason, be sure that the cause of a concern is in the steering gear or linkage before adjusting, repairing, or replacing any of the steering parts.
trouble symptoms and possible causes. Several of
Symptom Chart
Condition Source Action
Jerky Steering Remove/Repair as required
Loose Steering Remove/Repair as required
Hard Steering and/ or Loss of Power Incorrect Tyre Pressure
Assist
Hard Turning When Stationary Remove/Repair as required
Power Steering Fluid Level Low Leak Glazed, Loose or Broken Power Steering Pump Belt Air in Power Steering System Binding Front Suspension Ball Joints or Steering Linkage Loose, Worn, or Damaged Steering Linkage or Connections Loose Steering Gear Mountings Incorrect Steering Gear Adjustment Incorrect Brake Adjustment Incorrect Front Wheel Bearing Adjustment Wheel Out of Balance
Obstruction Within Steering Gear
Loose, Worn, or Damaged Steering Linkage or Connections Loose Steering Gear Mountings Incorrect Steering Gear Adjustment Incorrect Front Wheel Bearing
Adjustment
Tyre Sizes Not Uniform Power Steering Fluid Level Low Leak Glazed, Loose or Broken Power Steering Pump Belt Lack of Lubrication Air in Power Steering System Obstruction in Power Steering Lines Binding Front Suspension Ball Joints or Steering Linkage Insufficient Steering Pump Pressure Incorrect Steering Gear Adjustment Incorrect Front Wheel Alignment Excessive Wear of Steering Pump Internal Parts Steering Gear Valve Sleeve or Seals Worn
Obstruction Within Steering Gear
Incorrect Tyre Pressure Tyre Sizes Not Uniform Power Steering Fluid Level Low Leak Glazed, Loose or Broken Power Steering Pump Belt Lack of Lubrication Obstruction in Power Steering Lines Binding Front Suspension Ball Joints or Steering Linkage Insufficient Steering Pump Pressure Incorrect Steering Gear Adjustment Steering Gear Valve Sleeve or Seals Worn
Obstruction Within Steering Gear
Remove/Repair as required
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204-00-6 Suspension System — General Information 204-00-6
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Steering and Suspension Noises Remove/Repair as required
Shimmy or Wheel Tramp Remove/Repair as required
Pull to One Side Remove/Repair as required
Power Steering Fluid Level Low Leak Sagging or Broken Spring Glazed, Loose or Broken Power Steering Pump Belt Broken Rear Spring Tie Bolts (Wagon) Lack of Lubrication Air in Power Steering System Obstruction in Power Steering Lines Loose or Weak Shock Absorber Loose or Worn Suspension Arm Bushings Binding Front Suspension Ball Joints or Steering Linkage Loose, Worn, or Damaged Steering Linkage or Connections Loose Steering Gear Mountings Incorrect Steering Gear Adjustment Incorrect Brake Adjustment Incorrect Front Wheel Bearing Adjustment Incorrect Front Wheel Alignment Bent Rear Axle Housing Excessive Wear of Steering Pump
Internal Parts
Incorrect Tyre Pressure Broken Rear Spring Tie Bolts (Wagon) Air in Power Steering System Loose or Weak Shock Absorber Loose or Worn Suspension Arm Bushings Loose, Worn, or Damaged Steering Linkage or Connections Loose Steering Gear Mountings Incorrect Steering Gear Adjustment Incorrect Front Wheel Bearing Adjustment Wheel Out of Balance Incorrect Front Wheel Alignment
Out-of-Round Wheel
Incorrect Tyre Pressure Tyre Sizes Not Uniform Overloaded or Unevenly Loaded Vehicle Sagging or Broken Spring Rear Spring Tie Bolt Off Centre (Wagon/Ute) Broken Rear Spring Tie Bolts (Wagon) Rear Spring Front Hanger Mislocated (Wagon/Ute) Bent Spindle Arm Bent Spindle Loose or Worn Suspension Arm Bushings Incorrect Brake Adjustment Incorrect Front Wheel Bearing Adjustment Incorrect Front Wheel Alignment Frame or Underbody Out of Alignment Bent Rear Axle Housing Steering Gear Valve Sleeve or Seals
Worn
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204-00-7 Suspension System — General Information 204-00-7
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Side- to- side Wander Remove/Repair as required
Body Sway or Roll Remove/Repair as required
Tyre Squeel on Turns Remove/Repair as required
Binding or Poor Recovery Remove/Repair as required
Abnormal or Irregular Tyre Wear Remove/Repair as required
Incorrect Tyre Pressure Tyre Sizes Not Uniform Overloaded or Unevenly Loaded Vehicle Sagging or Broken Spring Broken Rear Spring Tie Bolts (Wagon) Bent Spindle Arm Bent Spindle Loose or Weak Shock Absorber Loose or Worn Suspension Arm Bushings Loose, Worn, or Damaged Steering Linkage or Connections Loose Steering Gear Mountings Incorrect Steering Gear Adjustment Incorrect Front Wheel Bearing Adjustment
Incorrect Front Wheel Alignment
Incorrect Tyre Pressure Sagging or Broken Spring Broken Rear Spring Tie Bolts (Wagon) Loose or Weak Shock Absorber
Incorrect Steering Gear Adjustment
Incorrect Tyre Pressure Tyre Sizes Not Uniform Bent Spindle Arm Bent Spindle Loose, Worn, or Damaged Steering Linkage or Connections
Incorrect Front Wheel Alignment
Incorrect Tyre Pressure Lack of Lubrication Binding Front Suspension Ball Joints or Steering Linkage Insufficient Steering Pump Pressure Incorrect Steering Gear Adjustment Incorrect Brake Adjustment Incorrect Front Wheel Alignment Steering Gear Valve Sleeve or Seals Worn
Obstruction Within Steering Gear
Incorrect Tyre Pressure Tyre Sizes Not Uniform Overloaded or Unevenly Loaded Vehicle Sagging or Broken Spring Rear Spring Tie Bolt Off Centre (Wagon/Ute) Broken Rear Spring Tie Bolts (Wagon) Rear Spring Front Hanger Mislocated (Wagon/Ute) Bent Spindle Arm Bent Spindle Loose or Weak Shock Absorber Loose or Worn Suspension Arm Bushings Loose, Worn, or Damaged Steering Linkage or Connections Incorrect Steering Gear Adjustment Incorrect Brake Adjustment Incorrect Front Wheel Bearing Adjustment Wheel Out of Balance Incorrect Front Wheel Alignment Out-of-Round Wheel Frame or Underbody Out of Alignment
Bent Rear Axle Housing
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204-00-8 Suspension System — General Information 204-00-8
DIAGNOSIS AND TESTING (Continued)
Condition Source Action
Sag at One Wheel Remove/Repair as required
Hard or Rough Ride Remove/Repair as required
Rear Suspension Misalignment (Dog- Rear Spring Tie Bolt Off Centre
Tracking)
Shock Absorbers
On Vehicle Tests
1. Grasp the vehicle bumper bar and bounce the corner of the vehicle up and down. If the shock absorbers are in serviceable condition the vehicle will settle to it’s original position within two bounces after the bumper is released.
2. Check the shock absorber to be sure that it is pressure. There should be a smooth movement of securely and properly installed on the vehicle. the shock absorber rod over the complete stroke Check the shock absorber mounting bushes and as the shock extends. Any noticeable slowing of body insulators for damage and / or wear. the rod, loss of movement or drag, especially as Replace any defective body insulators and tighten the piston rod nears the top of its stroke, will attachments to the specified torque. If wear or indicate low internal gas pressure, loss of shock damage is visible on shock absorber mounting fluid or faulty internal valve operation. bushes, the entire shock absorber should be replaced.
3. Check the compression rubbers or bumpers fitted possible. The action of the shock should become on the shock rod for signs of damage. Replace if smooth and uniform throughout each stroke. It is necessary. normal for the shock to have higher resistance to
4. Inspect the shock absorber for evidence of fluid leakage. It is important to be sure that any fluid observed is from the shock absorber and not from any other source. 3. If the action is smooth, but the shock absorbers
5. If the leakage is severe, replace the shock absorber if leakage. (Some evidence of fluid weepage on the shock body is not considered harmful to the shock provided that the on-vehicle and hand tests described below are acceptable).
Incorrect Tyre Pressure Tyre Sizes Not Uniform Overloaded or Unevenly Loaded Vehicle Sagging or Broken Spring Loose or Worn Suspension Arm
Bushings
Incorrect Tyre Pressure Overloaded or Unevenly Loaded Vehicle Sagging or Broken Spring Lack of Lubrication Loose or Weak Shock Absorber Loose or Worn Suspension Arm Bushings Binding Front Suspension Ball Joints or Steering Linkage Wheel Out of Balance
Out-of-Round Wheel
(Wagon/Ute) Broken Rear Spring Tie Bolts (Wagon) Rear Spring Front Hanger Mislocated (Wagon/Ute) Loose or Worn Suspension Arm Bushings Frame or Underbody Out of Alignment
Bent Rear Axle Housing
Hand Test
1. With the shock absorber removed from the vehicle, hold the shock absorber such that it is in a vertical position, as it would be installed in the vehicle. Fully compress and extend the shock absorber unit three times to bleed the shock absorber. Compress the unit and observe that the piston rod extends under it’s own internal gas
2. Extend and compress the shock as fast as possible, using as much travel of the shock as
extension than compression. Faint fluid "swishing" noises are also normal during extension and compression of the shock.
are suspected of being weak, repeat Step 2 on a new shock absorber or on the mating shock absorber fitted to the opposite side of the vehicle. Compare the results of both tests.
Remove/Repair as required
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204-00-9 Suspension System — General Information 204-00-9
GENERAL PROCEDURES
Toe Adjustment Front Wheel Lock Angle Adjustment
1. Toe is the inward point of both front wheels at the 1. When the inside wheel is turned 20°, the turning
front. The checking and optimum resetting toe-in angle of the outside wheel should be specified in in specifications are specified in the Description the Description and Operation section. and Operation section.
2. Check the toe with the steering wheel in the compared with the figures obtained on the other straight-ahead position. lock, first check the toe. If this is correct, examine
3. On vehicles with power steering, the steering wheel must be in the straight-ahead position when the engine is switched off.
4. If it is necessary to again move the steering wheel on a power steering vehicle the engine must be restarted.
5. Measure the angle of each front wheel from the straight-ahead position and add the angles together.
Front Wheel Alignment
1. The Caster, Camber and King Pin Inclination angles are set in production and are not adjustable.
2. The tie rods, part of the steering rack assembly, are adjustable for length to permit the setting of Toe and wheel lock angles.
3. Do not attempt to carry out alignment checks without first making a preliminary check of the serviceability of the front end components.
Toe & Steering Wheel Spoke Adjustments
NOTE:
the front wheels are in the straight-ahead position. If the spoke is not in its correct position, it can be corrected while toe is being adjusted.
1. Clean and lubricate the exposed threads on the
2. Hold the tie-rod and loosen the lock nut on each
3. Adjust toe-in. If the steering wheel spokes are in
4. When the toe and steering wheel spoke alignment
5. Position each tie-rod end ball joint at the centre of
Check the steering wheel spoke position when
tie-rods. Loosen the clips on the outer ends of the rack bellows and ensure that the bellows are free on the tie-rods.
rod.
NOTE:
their correct position, lengthen or shorten both rods equally to obtain correct toe. If the steering wheel spoke is not in its correct position, make the necessary rod adjustments to obtain correct toe and steering wheel spoke alignment.
are both correct tighten the lock nut on each rod.
its articulation and tighten the clips on the rack bellows.
Both rods have right hand threads.
2. If the turning angles are incorrect or uneven when
the tie rods which should be approximately the same length. It they are appreciably different (i.e.
3.0mm) the turning angles will be adversely affected. It should be noted that minor differences in tie rod length are acceptable and, in fact, sometimes necessary to compensate for production tolerances in the build up of the suspension and steering assembly.
3. If the toe and the tie rod lengths are satisfactory examine the tie rods for distortion. The tie rod ball joints should also be checked for wear or looseness.
Upper & Lower Ball Joint Inspection
1. Raise the vehicle.
2. Grasp the tyre at the top and bottom and try to move it in and out.
3. There should be no perceptible movement in either joint. If movement is detected in either joint, that joint should be replaced.
XR Rear Camber Adjustment
1. Measure ride height. Refer to wheel Alignment charts in this section for ride heights vs. camber. Select appropriate camber setting.
2. Complete RLCA (Rear Lower Control Arm) to subframe cam bolt adjustment (set Toe).
3. With toe set and locked in position, adjust left camber to specification using the cambolt.
4. Adjust the right camber to specification using the cambolt.
5. Re-adjust left camber if necessary. Tighten both nuts to the specified torque (126 ± 24 Nm).
6. Take care during the above procedure to ensure the brake hose bracket is located correctly.
RLCA (Rear Lower Control Arm) to Subframe Cambolt Adjustment
1. Loosen both bolts and adjust as required to reach spesified toe.
2. Tighten both nuts to the specified torque (105 ± 10 Nm).
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204-01-1 Front Suspension 204-01-1
SECTION : 204-01 Front Suspension
VEHICLE APPLICATION :
2003.0 BA Falcon
CONTENTS PAGE
SPECIFICATIONS
Specifications .........................................................................................................................204-01-2
DESCRIPTION AND OPERATION
Front Suspension ...................................................................................................................204-01-3
Suspension ..........................................................................................................................204-01-3
DIAGNOSIS AND TESTING
Front Suspension ...................................................................................................................204-01-4
REMOVAL AND INSTALLATION
Lower Control Arm .................................................................................................................204-01-5
Lower Control Arm Ball Joint .................................................................................................204-01-5
Upper Control Arm .................................................................................................................204-01-6
Upper Control Arm Ball Joint .................................................................................................204-01-7
Stabilizer Bar ..........................................................................................................................204-01-8
Stabilizer Bar Centre Bushing (Front or Rear Bar) ...............................................................204-01-8
Stabilizer Bar Link Bushing ....................................................................................................204-01-9
Lower Arm Bushing ................................................................................................................204-01-9
Upper Arm Bushing ..............................................................................................................204-01-11
Front Wheel Spindle and Hub ..............................................................................................204-01-13
Spring and/or Shock Absorber Assembly ............................................................................204-01-15
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204-01-2 Front Suspension 204-01-2
SPECIFICATIONS
Torque Specifications
Description Nm Upper Arm to Mounting Bracket 50 Upper Arm Mounting Bracket to Body 35 Lower Control Arm to Sub-frame 115 Shock Absorber to Upper Attachment 35 Shock Absorber to Lower Control Arm 80 Spring Seat to Body 35 Ball Joint to Spindle 90 Stabilizer Bar Bracket 35 Stabilizer Bar Link Nuts 55 Wheel Bearing Nut 300 Wheel Nut 125 Brake Caliper to Spindle 115
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204-01-3 Front Suspension 204-01-3
DESCRIPTION AND OPERATION
Front Suspension
Suspension
The suspension is so designed that it allows an 6 Shock Absorber Frt individual wheel to compensate for changes in the road’s surface level without considerably affecting the opposite wheel. Each wheel is independently connected to the frame and body by a spindle, ball joint assemblies, and upper and lower control arms. The control arms are specifically designed and positioned to allow the steering spindle to move in a prescribed three dimensional arc. The front wheels are held in proper relationship to each other by two tie rods that are connected to the steering rack and to the spindles.
Coil chassis springs are mounted between the spring housings on the front end sheet metal and the spring seats that are integral with the shock absorber body. Ride control is provided by double, direct acting shock absorbers mounted inside the coil springs and attached to the lower control arms by bolts. The upper portion of each shock absorber extends through the dual path shear mount and is secured with two grommets, two grommet retainers, and a nut.
Item Description 4 Bracket Assy 5 Insulator
7 Arm & Shaft Assy Frt Susp Upr 8Bolt Hex M14 9Nut M14 10 Arm Assy Frt Susp Lwr 11 Nut M10 Flange 12 Spring Frt Susp Coil 13 Nut
Side roll of the suspension is controlled by a spring steel stabilizer bar. It is mounted in rubber bushings held to the frame side rails by brackets.
The ends of the stabilizer are connected to the lower control arms. Rubber grommets at these connections provide flexibility and ride features.
The upper control arm is attached to the body through isolating rubber bushings connected to brackets that are bolted to the body.
The upper ball joint is a press fit into the upper control arm, and the stud is fitted into the upper control end of the spindle forging. A nylok nut and bolt clamps the spindle to the ball joint.
The lower ball joint is a press fit into the lower arm, and secures to the lower end of the spindle forging by a tapered stud and nylok nut.
The inner ends of the lower control arms have pressed in bushings and are attached to the cross members by a single bolt through each bushing.
The suspension mounting points are all rubber insulated to minimise the transmission of road noise and vibration to the vehicle body.
Compliance in the lower arm bushes permits the wheel a small amount of fore and aft movement and so reduce the shock loading on the steering linkage when the wheel hits a sudden irregularity in the road surface.
Item Description 1Nut 2 Washer 3 Insulator
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204-01-4 Front Suspension 204-01-4
DIAGNOSIS AND TESTING
Front Suspension
Refer to Section 204-00.
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204-01-5 Front Suspension 204-01-5
REMOVAL AND INSTALLATION
Lower Control Arm
Special Tools
E9332
Removal
1. Raise the vehicle and support it under the body rails.
2. Remove the wheel.
3. Loosen the ball joint nut. Using Tool No. E9332 free the taper. Remove the nut.
4. Disconnect the stabilizer bar link.
5. Loosen the hardware securing the front crossmember and lower the crossmember sufficiently to allow the front boss of the arm to be withdrawn.
6. Remove the shock absorber bolt.
7. Remove the control arm pivot bolts and remove the arm.
Installation
1. Fit the lower arm to the crossmembers.
2. Install but do not tighten the pivot bolts.
3. Install the shock absorber bolt from the rear and install the washer and a new nut on the strut. Do not tighten either at this time.
4. Position the ball joint stud in the spindle. Tighten with new nylok nut.
5. Install the wheel.
6. Tighten the hardware securing the front crossmember.
7. Lower the vehicle and tighten the pivot bolts and shock absorber bolt with the vehicle at curb attitude.
Item Description 1 Arm Assy Frt Susp Lower 2 Nut Lock 3 Spindle Assy Frt Wheel
Lower Control Arm Ball Joint
Special Tools
204-236
204-230
Removal NOTE:
following procedures.
1. Place small end of Installer/Remover tool
2. Place Receiver 204-236-Item 2 above lower
Eye protection must be worn during the
204-236-Item 3 over shaft of ball joint.
control arm.
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204-01-6 Front Suspension 204-01-6
REMOVAL AND INSTALLATION (Continued)
3. Using a hydraulic press, push ball joint out using 5. Press home using a hydraulic press using 6.5 6 tonne removal force. tonne installing force.
Item Description Item Description 1 Receiver 204-236-Item 2 1 An appropriate plate to support hydraulic 2 204-236-Item 3
Installation
1. Carefully remove rubber boot & retaining ring prior to installation.
2. Place ball joint into position in casting.
3. Place large end of installer/remover 204-230-Item 8 over butt of ball joint.
4. Place receiver 204-230-Item 3 under lower control arm.
2 204-230-Item 8 3 Receiver 204-230-Item 3
Upper Control Arm
Removal
1. Raise the vehicle and support it under the body
2. Remove the wheel.
3. Separate the upper ball joint from the upper arm.
4. Remove the four nuts securing the upper arm
5. Remove the two bolts and the bracket assemblies
Installation
1. Position the bracket assemblies on the upper arm
2. Position the control arm on the suspension tower
ram
rails.
Tie the spindle to prevent it from failing away from the body and straining the brake hose.
brackets to the suspension tower and remove the assembly from the vehicle.
from the control arm.
and loosely install new prevailing torque nuts.
and install and tighten the attaching nuts.
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204-01-7 Front Suspension 204-01-7
REMOVAL AND INSTALLATION (Continued)
3. Attach the ball joint to the spindle, tighten the 2. Using a hydraulic press with two tonne approx. clamp joint. Remove the spindle tie. force push out ball joint using tool 204-229-2,
4. Install the wheel and lower the vehicle.
5. With the vehicle at curb attitude tighten the spindle pivot bolts to specification.
Item Description 1 Arm Assy Frt Susp Upper 2Receiver Bolt 3 Spindle Assy 4Nut
small diameter down.
Upper Control Arm Ball Joint
Special Tools
204-229
Removal NOTE:
following procedures.
1. Place receiver 204-229-Item 1 large diameter
Eye protection must be worn during the
facing up, under upper arm casting.
Item Description 1 204-229-Item 2 2 Ball Joint 3 204-229-Item 1 Receiver 4 Upper Control Arm
Installation
1. Remove rubber boot from the new ball joint, ensuring not to damage the boot or retainer ring clip.
2. Position ball joint over control arm.
3. Place receiver 204-229-Item 1, small end up, under upper arm casting.
4. Using a hydraulic press push ball joint home with tool 204-229-Item 2 large end facing down.
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204-01-8 Front Suspension 204-01-8
REMOVAL AND INSTALLATION (Continued)
5. Reinstall protective rubber boot and retainer ring 3. Fit the bolt and nut securing the shock absorber clip. to the lower arm.
4. Fit the upper ball joint stud to the spindle and fit the clamp bolt and nut.
5. Fit the insulators and brackets supporting the stabilizer bar to the siderails ensuring that the bar is cenrally located.
6. Attach the ends of the bar links, ensuring that the insulators are correctly positioned.
7. Fit the wheel and lower the vehicle.
Item Description 1 204-229-Item 2 2 Upper Control Arm 3 204-229-Item 1 Receiver 4 Ball Joint with Boot Removed
Stabilizer Bar
Removal
1. Raise the vehicle supporting the body by the side-rails.
2. Disconnect the stabilizer bar from each link. Remove the retaining brackets.
3. Remove the wheel and disconnect the upper ball joint stud from the spindle.
4. Remove the shock absorber lower bolt.
5. Move the shock absorber to allow the end of the stabilizer bar to be brought rearwards past it.
6. Remove the stabilizer bar.
Installation
1. Place one end of the bar into position.
2. Move the other side shock absorber to allow that end of the bar to be brought into position in front of the shock absorber.
Stabilizer Bar Centre Bushing (Front or Rear Bar)
Removal NOTE:
components may occur if care is not exercised when positioning hoist adaptors or jacks when lifting the vehicle. Do not allow contact with the steering linkage.
1. Raise the vehicle on a hoist positioning the
2. Remove the hardware and brackets attaching the
3. Remove the insulators from the bar.
Installation
1. Position the insulators on the front bar. Position
Damage to suspension and/or steering
suspension in the curb load position.
centre section of the stabilizer bar.
the insulator on the rear bar.
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204-01-9 Front Suspension 204-01-9
REMOVAL AND INSTALLATION (Continued)
2. Ensure that the links on each end of the bar are located at approximately the same angle relative to the centre line of the vehicle and install the attaching brackets.
3. Lower the vehicle.
Stabilizer Bar Link Bushing
Removal
1. Raise the vehicle on a hoist positioning the suspension in the curb load position.
2. Remove the nut, washers, spacer, insulators and link bolt attaching the ends of the stabilizer bar.
Installation
1. Install the bolt, washers, insulators, spacer and nut as illustrated. Ensure that the insulators are correctly located in the respective mounting holes.
2. Lower the vehicle.
Lower Arm Bushing
Special Tools
204-230
Removal NOTE:
lower control arm bushes. They are:
Refer to the applicable scenario numbers.
NOTE:
small bush first.
Three scenarios exist for the replacement of
scenario 1 - replacement of the small bush only, scenario 2 - replacement of the large bush only, scenario 3 - replacement of both bushes.
Scenario 1 - Replacement of small bush only
If both bushes are to be removed then remove
Scenario 1-Replacement of small bush only
1. Clamp lower control arm in vice using soft jaws with both bushes at top.
2. Apply a graphite grease to forcing screw thread before usage.
3. Screw the holding nut fully onto the forcing screw 204- 230-Item 5.
Item Description 1 Locating collar 204-230-Item 8 2 204-230-Item 9 3 Forcing screw 204-230-Item 5 4 Holding Nut 5 204-230-Item 10 Orient anvil so stamping
is to top (this positions eccentric hole)
4. Slide large bush anvil 204-230-Item 10 onto the threaded end of forcing screw.
5. Orient large bush anvil so part no stamping is on top.
6. Position assembly over the inside end of large bush.
7. Place locating collar 204-230-Item 8 over assembly.
8. Place small hole in small bush tool 204-230-Item 9 over forcing screw spigot.
9. Slide locating collar over small bush tool 204-230-Item 9 to prevent assembly slipping during use.
10. Screw out holding nut to remove slack.
11. With suitable spanners, clamp holding nut and turn forcing screw using its hexagonal section until small bush is removed.
NOTE:
is removed.
Removal Scenario 2-Replacement of large bush only
1. Apply a graphite grease to Forcing Screw thread before usage.
Beware, the unit will collapse as the bush
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204-01-10 Front Suspension 204-01-10
REMOVAL AND INSTALLATION (Continued)
2. Screw the Holding Nut fully on to the Forcing Screw (204-230-Item 5).
3. Slide Small Bush Anvil (204-230-Item 3) on the threaded end of Forcing Screw.
4. Orient eccentric hole in Small Bush Anvil so part stamping ‘UP’ is on Top.
5. Position assembly over the inside end of Small Bush.
6. Place Locating Collar (204-230-Item 1) over assembly.
7. Place small hole in Large Bush Tool (204-230-Item 2) over Forcing Screw spigot.
Scenario 3-Replacement of both large and small bushes
1. First follow procedure to remove small bush.
2. Slide Small Bush Anvil (204-230-Item 3) on the threaded end of Forcing Screw (204-230-Item 5).
3. Place narrow end of Small Bush Anvil Locator (204-230-Item 4) in to empty small bush socket.
4. Orient Small Bush Anvil so stamping ‘UP’ is on Top.
5. Position assembly over the exposed end of Small Bush Anvil Locator.
6. Place Locating Collar (204-230-Item 1) over assembly.
7. Place small hole in Large Bush Tool (204-230-Item 2) over Forcing Screw spigot.
Item Description 1 Locating collar 204-230-Item 1 2 204-230-Item 2 3 Forcing screw 204-230-Item 5 Item Description 4 Holding Nut 1 Locating collar 204-230-Item 1 5 204-230-Item 3 Orient anvil so stamping is 2 204-230-Item 2
to top (this positions eccentric hole)
8. Slide Locating Collar over Large Bush Tool to 4 Holding Nut prevent assembly slipping during use.
9. With suitable spanners, clamp Holding Nut and to top (this positions eccentric hole) turn Forcing Screw using its hexagonal section until large bush is removed.
Removal NOTE:
small bush first.
G48699 en 01/2003 2003.0 BA Falcon
If both bushes are to be removed then remove
3 Forcing screw 204-230-Item 5
5 204-230-Item 3 Orient anvil so stamping is
8. Slide Locating Collar over Large Bush Tool to prevent assembly slipping during use.
9. With suitable spanners, clamp Holding Nut and turn Forcing Screw using its hexagonal section until large bush is removed.
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