SSANGYONG REXTON User Manual

DI0A-1
00SECTION DI0A
GENERAL INFORMATION
CLEANNESS....................................... DI0A-3
STRUCTURE ...................................... DI0A-8
ENGINE CONTROLS ....................... DI0A-11
ECU related components.............. DI0A-11
Engine and sensors..................... DI0A-12
Electrical components and
pre heating system ...................... DI0A-13
INT AKE SYSTEM ............................. DI0A-14
Intake air flow chart...................... DI0A-15
INT AKE SYSTEM ............................. DI0A-16
Exhaust air flow chart................... DI0A-17
LUBRICA TION SYSTEM .................. DI0A-18
COOLING SYSTEM ......................... DI0A-19
Coolant flow chart ........................ DI0A-20
FUEL SYSTEM................................. DI0A-21
Fuel supply system ...................... DI0A-22
GENERAL SPECIFICA TIONS...........DI0A-23
Vehicle specifications ................... DI0A-23
Maintenance ................................ DI0A-26
VEHICLE IDENTIFICA TION.............. DI0A-28
HOW TO USE AND MAINT AIN WORKSHOP
MANUAL ........................................... DI0A-30
Consists of workshop manual...... DI0A-30
Manual description ...................... DI0A-30
Guidelines for service work
safety ........................................... DI0A-31
Lifting points ................................. DI0A-36
Tightening torque of standard
bolts.............................................. DI0A-37
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-3
CLEANNESS
Cleanness of DI Engine Fuel System and Service Procedures
The fuel system for DI engine consists of transfer (low pressure) line and high pressure line. Its highest pressure reaches over 1600 bar. Some components in injector and HP pump are machined at the micrometer 100 µm of preciseness. The pressure regulation and injector operation are done by electric source from engine ECU. Accordingly, if the internal valve is stucked due to foreign materials, injector remains open. Even in this case, the HP pump still operates to supply high pressurized fuel. This increases the pressure to combustion chamber (over 250 bar) and may cause fatal damage to engine.
Y ou can compare the thickness of injector nozzle hole and hair as shown in below figure (left side). The right side figure shows the clearance between internal operating elements.
Valve actuator lift: 0.028 mm
Hair
Diameter: 0.40 mm
Operating
Nozzle hole
clearance:
0.002 mm Diameter:
2.0 mm
Y220_0A035
The core elements of fuel system has very high preciseness that is easily affected by dust or very small foreign material. Therefore, make sure to keep the preliminary works and job procedures in next pages. If not, lots of system problems and claims may arise.
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-4
Job procedures
1. Always keep the workshop and lift clean (especially, from dust).
2. Always keep the tools clean (from oil or foreign materials).
3. Wear a clean vinyl apron to prevent the fuzz, dust and foreign materials from getting into fuel system. Wash your hands and do not wear working gloves.
4. Follow the below procedures before starting service works for fuel system.
Carefully listen the symptoms and problems from customer.
Visually check the leaks and vehicle appearance on the wiring harnesses
and connectors in engine compartment.
Perform the diagnosis proceee with Scan-i
(refer to “DIAGNOSIS” section in this manual).
Locate the fault. If the cause is from fuel system (from priming pump to
injector, including return line), follow the step 1 through step 3 above.
5. If the problem is from HP pump, fuel supply line or injector, prepare the clean special tools and sealing caps to perform the diagnosis for DI engine fuel system in “DIAGNOSIS” section in this manual. At this point, thoroughly clean the related area in engine compartment.
Notice
Clean the engine compartment before starting service works.
Tool kit for high pressure line Took kit for low pressure line Removal tool box and cap kits
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GENERAL INFORMA TION
DI ENG SM - 2004.4
6. Follow the job procedures. If you find a defective component, replace it with new one.
Disconnect the negative battery cable.
For safety reasons: check pressure is low before opening the HP systems (pipes)
Use special tools and torque wrench to perform the correct works.
Once disconnected, the fuel pipes between HP pump and fuel rail and between fuel rail and each injector should be replaced with new ones. The pipes should be tightened to specified tightening torques during installation. Over or under torques out of specified range may cause damages and leaks at connections. Once installed, the pipes have been deformed according to the force during installtion, therefore they are not reusable.
The copper washer on injector should be replaced with new one. The injector holder bolt should be tightened to specified tightening torque as well. If not, the injection point may be deviated from correct position, and it may cause engine disorder.
DI0A-5
Plug the disconnected parts with sealing caps, and remove the caps immediately
High pressure pump
IMV valve
Transfer pump and high
pressure pump
Fuel temperature sensor
Water separator
Water detection sensor
Fuel filter
before replacing the components.
Priming pump
Fuel pressure sensor
Injection pipe
Common rail
GENERAL INFORMA TION
DI ENG SM - 2004.4
Fuel tank
Injector
Cap position Supply line Return line
Y220_0A039
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DI0A-6
7. Plug the removed components with clean and undamaged sealing caps and store it into the box to keep the conditions when it was installed.
8. Clear the high pressure offset value by Scan-100 after replacing the high pressure pump.
Y220_0A040
9. To supply the fuel to transfer line of HP pump press the priming pump until it becomes hard.
Warning
Do not crank engine before having filled pump.
Priming pump
Y220_0A041
Y220_0A042
10. Check the installed components again and connect the negative battery cable. Start the engine and check the operating status.
1 1. With Scan-i, check if there are current faults and erase
the history faults.
Note
For details, refer to “DI10 Diagnosis teable”.
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GENERAL INFORMA TION
DI ENG SM - 2004.4
DI0A-7
DI Engine and Its Expected Problems and Remedies Can be Caused by Water in Fuel
SYSTEM SUPPLEMENT AGAINST PARAFFIN SEPARATION.
In case of Diesel fuel, paraffin, one of the elements, can be separated from fuel during winter and then can stick on the fuel filter blocking fuel flow and causing difficult starting finally. Oil companies supply summer fuel and winter fuel by differentiating mixing ratio of kerosene and other elements by region and season. However, above phenomenon can be happened if stations have poor facilities or sell improper fuel for the season. In case of DI engine, purity of fuel is very important factor to keep internal preciseness of HP pump and injector. Accordingly , more dense mesh than conventional fuel filter is used. To prevent fuel filter internal clogging due to paraffin separation, SYMC is using fuel line that high pressure and temperature fuel injected by injector returns through fuel filter to have an effect of built-in heater (see fuel system).
SYSTEM SUPPLEMENT AND REMEDY AGAINST WATER IN FUEL
As mentioned above, some gas stations supply fuel with excessive than specified water. In the conventional IDI engine, excessive water in the fuel only causes dropping engine power or engine hunting. However, fuel system in the DI engine consists of precise components so water in the fuel can cause malfunctions of HP pump due to poor lubrication of pump caused by poor coating film during high speed pumping and bacterization (under long period parking). T o prevent problems can be caused by excessive water in fuel, water separator is installed inside of fuel filter. When fuel is passing filter, water that has relatively bigger specific gravity is accumulated on the bottom of the filter.
Y220_0A041
If water in the separator on the fuel filter exceeds a certain level, it will be supplied to HP pump with fuel, so the engine ECU turns on warning light ( ) on the meter cluster and buzzer if water level is higher than a certain level.
Due to engine layout, a customer cannot easily drain water from fuel filter directly, so if a customer checks in to change engine oil, be sure to perform water drain from fuel filter. (See fuel system for details.)
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-8
STRUCTURE
Front view
Rear view
1. TVD (Torsional Vibration Damper)
2. Air conditioner compressor
3. Power steering pump pulley
4. Idle pulley
5. Water pump pulley
6. Alternator
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7. Cooling fan pulley & viscos clutch
8. Aut tensioner pulley
9. Auto tensioner
10. Poly-groove belt
11. Cam position sensor
12. Drive plate (M/T: DMF)
Y220_0A001
13. Oil filter housing
14. Vacuum pump
15. Crank position sensor
16. EGR valve
17. Power steering pump
18. EGR center pipe
GENERAL INFORMA TION
DI ENG SM - 2004.4
Top view
DI0A-9
19. Cylinder head cover
20. Intake manifold
21. Water outlet port
22. Common rail
23. Fuel pressure sensor
GENERAL INFORMA TION
DI ENG SM - 2004.4
24. Fuel pipe
25. Injector
26. Fuel return line
27. Oil filler cap
28. Glow plug
Y220_0A002
29. Booster pressure sensor
30. Oil separator
31. Oil dipstic
32. EGR center pipe
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DI0A-10
Left side view
33. Cylinder head
34. Cylinder block
35. Oil pan
36. Drain plug
37. Turbocharger
Right side view
38. EGR - RH pipe
39. Oil separator
40. Oil dipstic
41. HP pump
Y220_0A003
42. Turbocharger vacuum modulator
43. EGR valve vacuum modulator
44. EGR valve
45. Exhaust manifold
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GENERAL INFORMA TION
DI ENG SM - 2004.4
ENGINE CONTROLS
ECU RELA TED COMPONENTS
DI0A-11
ECU/barometric sensor Cam position sensor
(water detection sensor)
Fuel filter
Accelerator pedal sensor
HFM sensor/intake air
temperature sensor
GENERAL INFORMA TION
DI ENG SM - 2004.4
Pre heating time relay Main relay
Y220_0A004
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DI0A-12
ENGINE AND SENSORS
Injector
Glow plug
Common rail
Crankshaft position
sensor
Fuel pressure sensor
Camshaft position
sensor
HP pump
Coolant temperature
sensor
Booster pressure sensor
Knock sensor (2)
Y220_0A005
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GENERAL INFORMA TION
DI ENG SM - 2004.4
ELECTRICAL COMPONENTS AND PRE HEATING SYSTEM
Glow plug Pre heating time relay
DI0A-13
GENERAL INFORMA TION
DI ENG SM - 2004.4
Starter motor
BatteryFuse box
Alternator
Y220_0A006
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DI0A-14
INTAKE SYSTEM
Air cleaner assembly Intake duct hoseHFM sensor Intake manifold
Intake outlet hose Turbocharger Intercooler Inlet hose
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Y220_0A007
GENERAL INFORMA TION
DI ENG SM - 2004.4
INT AKE AIR FLOW CHART
Air cleaner side
DI0A-15
Intake valve (in combustion chamber)
Intake manifold
HFM sensor
Turbo­charger (compressor)
Engine
Intake hose (inner)Intake hose (outlet) Intercooler
Y220_0A008
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-16
INTAKE SYSTEM
Muffler Exhaust manifold EGR valve
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Vacuum modulatorTurbocharger Catalytic converter EGR pipe
Y220_0A009
GENERAL INFORMA TION
DI ENG SM - 2004.4
EXHAUST AIR FLOW CHART
Exhaust gas
DI0A-17
Exhaust pipeCatalytic converter Muffler
Ambient
air
Turbocharger
(turbine side)
Turbocharger booster
Exhaust manifold
EGR vacuum modulator
To turbocharger booster
Turbocharger booster vacuum modulator
EGR valve
EGR pipe
Y220_0A010
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-18
LUBRICATION SYSTEM
Cylinder head cover
Oil dipstic PCV valve
Engine oil filter
housing
Engine oil pump Oil pan Engine oil cooler
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Engine oil pressure
switch
Y220_0A011
GENERAL INFORMA TION
DI ENG SM - 2004.4
COOLING SYSTEM
DI0A-19
Coolant reservoir
Water pump
Radiator assembly
GENERAL INFORMA TION
DI ENG SM - 2004.4
Cooling fan and fan
clutch
Y220_0A013
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DI0A-20
COOLANT FLOW CHART
Coolant reservoir
Heater
Oil cooler
Intake manifold
Thermostat
Water pump
Inner hose
Coolant outlet port
Outlet hose
Cooling fan
Radiator
Y220_0A014
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GENERAL INFORMA TION
DI ENG SM - 2004.4
FUEL SYSTEM
Fuel return hose Fuel pressure pipe Common rail Fuel filter
DI0A-21
Injector HP pump Priming pump
GENERAL INFORMA TION
DI ENG SM - 2004.4
Y220_0A015
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DI0A-22
FUEL SUPPLY SYSTEM
Fuel pressure sensor
High pressure pump
IMV valve
Low and high
pressure pump
Fuel temperature
sensor
Water separator
Fuel filter
Water detection
sensor
Prining pump
Common rail
High pressure pipe
Label (C21)
Injector
Sensors
HFM sensor Cam position sensor
Fuel tank
Components:
- High pressure fuel pump
- Fuel injectors
ECU
- Fuel rails
- Electroc control unit (ECU)
- Fuel pressure sensor
- Various sensors and actuators
Crank position sensor Knock sensor etc.
Supply line Return line ECU communication line
Y220_0A016
According to input signals from various sensors, engine ECU calculates driver’s demand (position of the accelerator pedal) and then controls overall operating performance of engine and vehicle on that time.
ECU receives signals from sensors via data line and then performs effective engine air-fuel ratio controls based on those signals. Engine speed is measured by crankshaft speed (position) sensor and camshaft speed (position) sensor deter­mines injection order and ECU detects driver’s pedal position (driver’s demand) through electrical signal that is gener­ated by variable resistance changes in accelerator pedal sensor. Air flow (hot film) sensor detects intake air volume and sends the signals to ECU. Especially, the engine ECU controls the air-fuel ratio by recognizing instant air volume changes from air flow sensor to decrease the emissions (EGR valve control). Furthermore, ECU uses signals from coolant temperature sensor and air temperature sensor, booster pressure sensor and barometric sensor as compensa­tion signal to respond to injection starting, pilot injection set values, various operations and variables.
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GENERAL INFORMA TION
DI ENG SM - 2004.4
GENERAL SPECIFICATIONS
VEHICLE SPECIFICA TIONS
DI0A-23
Vehicle Dimension
(mm)
GENERAL INFORMA TION
DI ENG SM - 2004.4
Y220_0A017
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DI0A-24
Specifications
Systems Items Diesel Remark
General Overall length (mm)
Overall width (mm) Overall height (mm)
4,720 (4,785)
1,870
1,760 (1,830)
( ):optional
item
Engine
Gross vehicle weight (kg) Curb weight (kg) Min. turning radius (m) Ground clearance (mm) Fuel Fuel tank capacity Model No. of cyl./Compression ratio Total displacement Camshaft arrangement Max. power Max. torque Injection timing Idle speed Cooling system Coolant capacity Lubrication Max. oil capacity
AT: 2450 (2510), MT: 2405 (2465) AT: 1995 (2055), MT: 1950 (2010)
5.6
200
Diesel
80
D27DT
5/18:1
2,696 cc
DOHC
170 ps/4,000 rpm
34.7 kg•m/1,800 rpm ATDC 4° ± 1°(at idle)
760 ± 50 rpm
Water-cooled/forced circulation
Approx. 11.5
Gear pump, forced circulation
9.3
Manual transmission
Automatic transmission
Turbo charger and cooling type Type
st
1
nd
2
rd
3
th
4
th
5
Rev. Model Type
st
1
nd
2
rd
3
th
4
th
5
st
Rev. 1
nd
Rev. 2
Turbo charger, air-cooled
Remote control, floor change type
IDI Engine 4.007
2.367
1.473
1.000
0.872
3.700
Floor change type
2.742
1.508
1.000
0.708
-
2.429
-
DI Engine 4.315
Electronic
3.595
2.186
1.405
1.000
0.831
3.162
1.926
2.475
1.536
1.000
0.807
3.591
2.742
1.508
1.000
0.708
-
2.429
-
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GENERAL INFORMA TION
DI ENG SM - 2004.4
Specifications (Cont’d)
DI0A-25
Systems
Transfercase
Clutch
Power steering
Front axle
Rear axle
Brake
Suspension
Air conditioner
Electrical
Items
Model Type Gear ratio
High
Low Type Disc type
Type
Steering angle
Inner
Outer Drive shaft type Axle housing type Drive shaft type Axle housing type Master cylinder type Booster type Type
Inner
Outer Parking brake Front Rear Refrigerant Compressor type Battery type/Capacity (V-AH) Starter capacity (V-kW) Alternator capacity (V-A)
Diesel
Part-time
Planetary gear type
1.000 : 1
2.483 : 1
Hydraulic [A/T: Torque converter]
Dry single diaphragm type
[A/T: 3 elements 1 stage 2 phases]
Rack and pinion
'
36° 17 32° 40
'
Ball joint type
Build-up type
Semi-floating type
Build-up type
Tandem type
Vacuum booster
Disc
Drum (Disc)
Cable type (internal expansion)
Wishbone + Coil spring
5-link + Coil spring
R134a
Vane type
MF / 12 - 90
Diesel : 12 - 2.2, Gasoline : 12 - 1.8
IDI
DI
Gasoline
12 - 75 (12 - 90)
12 - 140 (12 - 115)
12 - 115
Remark
( ): optional item
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-26
MAINTENANCE
Major Components and Service Interval
* Use only Ssangyong Genui ne Parts.
Components Service Interval Remarks
Engine oil and oil filter
Gasoline engine
DI diesel engine
IDI diesel engine
Coolant Brake pipe and hose
Daily Weekly
O-
O-
O-
O-
--
Initial change: 10,000 km Replace at every 15,000 km Initial change: 5,000 km Replace at every 10,000 km or 12 months
Replace at every 60,000 km or 3 years Initial inspection: 1,000 km
More frequent maintenance is required if the vehicle is operated under severe condition.
Severe conditions?
- Frequent low-speed operation as in stop-and-go traffic
- When most trips are less than 6 km (in winter, less than 16 km)
- Driving in sandy, dusty, and salty road
- Driving in mountainous areas
- Extensive idling or high load operation such as towing a trailer
Inspect at every 20,000 km, replace if necessary
Brake pad, shoe and
--
Inspect at every 10,000 km, check or adjust if necessary
disc Air
cleaner element
Fuel filter
Gasoline engine
DI diesel engine
IDI diesel engine
Gasoline
-O
Clean at every 15,000 km, Replace at every 60,000 km
-O
Initial clean: 5,000 km, Clean at every 10,000 km, replace if
-O
necessary, Replace at every 30,000 km Replace at every 60,000 km
-
-
If vehicle is operated under dusty or sandy area, frequently clean and inspect the air cleaner system. If necessary, replace the air cleaner element.
engine DI diesel
--
Replace at every 30,000 km (Drain the water from fuel filter at every 10,000 km)
engine IDI diesel
--
Replace at every 40,000 km
engine
Auto-
4-speed matic transmis­sion oil
5-speed
Manual transmission oil
Transfer case oil
--
Inspect at every 30,000 km or 1 year, replace if necessary (replace at every
--
60,000 km if the vehicle is operated under severe conditions)
--
Inspect at every 10,000 km, Replace at every 60,000 km
--
Inspect at every 10,000 km,
More frequent maintenance is required if the vehicle is operated under severe condition.
- Driving in unpaved road
- Towing a trailer
Replace at every 60,000 km (but, frequently chexk the leaks)
Axle oil Air conditioner air
filter
Spark plug (gasoline
--
--
--
Replace at every 30,000 km Replace at every 10,000 km
Replace at every 60,000 km
More frequent maintenance is required if the vehicle is operated under severe condition.
- Driving in sandy, dusty, and unpaved road
- Excessive operation of air conditioner or heater
engine)
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GENERAL INFORMA TION
DI ENG SM - 2004.4
Lubrication Chart
Lubricant Capacity Classification
DI0A-27
Diesel
Engine oil
Gasoline
Engine coolant (Antifreeze and soft water mixed)
Manual transmission oil
Brake/Clutch fluid (Level must be maintained between MAX & MIN level)
Power steering fluid
Automatic transmission fluid
IDI Engine
DI Engine
G23D
G32D/G28D
IDI Engine
DI Engine
G23D
G32D/G28D
6.0 ~ 8.0 L
6.8 ~ 8.3 L
5.5 ~ 7.5 L
7.0 ~ 9.0 L
10.5 ~ 11.0 L
11.0 ~ 12.0 L
10.0 ~ 10.5 L
11.3 ~ 11.5 L
4WD: 3.6 L, 2WD: 3.4 L
Properly
1.1 L 4-speed: 9.5 L 5-speed: 8.0 L
Quality class**
API : CG grade or above, ACEA : B2, B3 or B4 MB sheet : 229.1/3 (preferable)
Viscosity
Quality class**
MB sheet No. 224.1 API : SJ grade or above, ACEA : A2 or A3 MB sheet : 229.1/3 (preferable)
Viscosity
MB sheet No. 224.1
MB sheet 325.0
BASF GLYSANTIN G05-11, HOECHST GENANTIN SUPER 8023/14
®
ATF DEXRON
II, III,
ATF S-2, S-3, S-4, TOTAL FLUID ATX
SAE J 1703, DOT 3 or DOT 4
A TF DEXRON
®
II, III CASTROL TQ 95 SHELL or FUCHS ATF 3353
Transfer case fluid
IDI Engine
Part time Part time
1.2 ~ 1.4 L
1.4 ~ 1.5 L
ATF DEXRON
®
II, III,
DI Engine
Full time(TOD)
1.4 ~ 1.5 L ATF S-4, TOTAL FLUID ATX
2.2 L Properly Properly
1.4 ~ 1.5 L
SAE 80W/90, API GL-5
SHELL Retinax “A” grade ALVANIA EP#2
Gasoline
Front
Axle fluid
Rear Wheel bearing grease Propeller shaft grease - Front/Rear
Full time(TOD)
1.4 ~ 1.5 L
* Please contact Ssangyong Dealer for approved alternative fluid. **In only case not available MB 229.1 or 229.3, API or ACEA oil may be accepted, however it would rather recommend
to shorten the change interval around 30%.
IDI: Indirect Injection DI: Direct Injection
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-28
VEHICLE IDENTIFICATION
1. Vehicle identification Number
Vehicle identification number (VIN) is is on the right front axle upper frame.
[KPTPOA19S1P 122357]
K.. Nation (K: Korea) P.. Maker Identification (P: Ssangyong Motor Company) T .. Vehicle Type (T: Passenger car - 4WD) P.. Line Models (P: Rexton) O . Body T ype (O: 5-door) A.. Trim Level (A: Standard, B: Deluxe,
C: Super deluxe)
1 .. Restraint System (0: No seatbelts, 1: 3-point
seatbelts, 2: 2-point seatbelt)
9 .. Engine Type (9: 3199cc, In-line 6 cylinders, Gasoline E32)
(D: 2874cc, Il-line 5 cylinders, Diesel)
S.. Check Digit (S: All area except North America) 1 .. Model Y ear (1: 2001, 2: 2002, 3: 2003) P.. Plant Code (P: Pyungtaek plant) 122357 (Production serial number)
Y220_0A018
2. Certification Label
The certification label is affixed on the bottom of driver’s side B-pillar.
Y220_0A019
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GENERAL INFORMA TION
DI ENG SM - 2004.4
3. Engine Serial Number
The engine serial number is stamped on the lower area of cylinder block in exhaust manifold side.
4. Manual Transmission Number
The transmission label is affixed on the upper area of clutch housing.
DI0A-29
Y220_0A020
5. Automatic Transmission Number
The transmisson label is affixed on the right area of transmis­sion housing.
6. Transfer Case Number
The transfer case label is affixed on the transfer case housing.
Y220_0A021
GENERAL INFORMA TION
DI ENG SM - 2004.4
Y220_0A022
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DI0A-30
HOW TO USE AND MAINTAIN WORKSHOP MANUAL
CONSISTS OF WORKSHOP MANUAL
1. Group: The manual is divided in large group like engine, transmission, axle and others and this group is also divided in small group by vehicle state.
2. Small group: Each small group consists of general, vehicle service, unit repair and special tool usage.
MANUAL DESCRIPTION
The contents of the manual consist of operational principle of system, specifications, diagnosis, removal/ installation on vehicle, inspections, disassembly/ assembly of removed assembly, special tool usage. Not providing simple removal/installation information but focused on to describe much more functions, roles and principles of system.
Every automotive term like part name on the manual is the same in parts catalog, technical bulletin and drawings to avoid confusion among them.
Abbreviation of small group and page
Consists of Small Group
1. Contents: In small group, included subjects and detailed subjects are descri bed in.
2. General: In the general, summary of the small group (assembly), function and operational principle, specifications, structure and components, diagnosis and circuit diagra m are described in.
3. Vehicle service: Service works on the vehicle like replacement of parts and inspection repairs are described in the order of repair works with actual photos and illustrations. Also cautions in service works, references and inspection methods after completion of service are described in.
4. Disassembly and assembly of unit assembly: Detailed service works like disassembly, inspecti on, adjustment and assembly on removed component (assembly) are described in with systematic contents and photo illustration.
Vehicle model
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Describes information on the manual like modification, application date, applicable V.I.N
Bolded: Notice, Installation Notice,
Note
Describes small group name, model and publication date
GENERAL INFORMA TION
DI ENG SM - 2004.4
GUIDELINES FOR SERVICE WORK SAFETY
DI0A-31
General
Y220_0A024
T o maintain and operate the vehicle under optimum state by performing safe service works, the service works should be done by following correct methods and procedures.
Accordingly, the purpose of this manual is to prevent dif­ferences that can be caused by personal working method, skill, ways and service procedures and to allow prompt/ correct service works.
Note, Notice
While using this manual, there are a lot of Note or Notice having below meaning.
Note
Note means detailed description of supplementary information on work procedure or skill.
Notice
Notice means precautions on tool/device or part damages or personal injuries that can occur during service works.
However, above references and cautions cannot be inclu­sive measures, so should have habits of taking concerns and cautions based on common senses.
Cautions on Inspection/Service
Notice
During service works, be sure to observe below general items for your safety.
For service works, be sure to disconnect battery negative (-) terminal if not starting and inspection.
While inspecting vehicle and replacing various consumable parts, be sure to take caution not to damage vehicle and injure people.
Engine and transmission may be hot enough to burn you. So inspect related locations when they cooled down enough.
If engine is running, keep your clothing, tools, hair and hands away from moving parts.
Even when the ignition key is turned off and positioned to LOCK, electrical fan can be operated while working on near around electrical fan or radiator grille if air conditioner or coolant temperature rises.
Every oil can cause skin trouble. Immediately wash out with soap if contacted.
Painted surface of the body can be damaged if spilled over with oil or anti-freeze.
Never go under vehicle if supported only with jack.
Never near the battery and fuel related system to flames that can cause fire like cigarette.
Never disconnect or connect battery terminal or other electrical equipment if ignition key is turned on.
While connecting the battery terminals, be cautious of polarities (+, –) not to be confused.
There are high voltage and currency on the battery and vehicle wires. So there can be fire if short­circuited.
Do not park while running the engine in an enclosed area like garage. There can be toxication with CO, so make sufficient ventilation.
The electrical fan works electrically. So the fan can be operated unexpectedly during working causing injuries if the ignition key is not in LOCK position. Be sure to check whether ignition key is in LOCK position before work.
Be careful not to touch hot components like catalytic converter, muffler and exhaust pipe when the engine is running or just stopped. They may burn you badly.
GENERAL INFORMA TION
DI ENG SM - 2004.4
CHANGED BY
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AFFECTED VIN
DI0A-32
Guidelines on Engine Service
T o prevent p ersonal injuries and vehicl e damages that can be caused by mistakes during engine and unit inspection/ repair and to secure optimum engine performance and safety after service works, basic cautions and service work guidelines that ca n be easily forgotte n during engine ser­vice works are described in.
Cautions before service works
• Before work on engine and each electrical eq uipment, be sure to disconnect ba ttery negative (-) term inal.
• Before service works, be sure to prepare the works by cleaning and aligning work areas.
• Always position the ignition switch to OFF if not required. If not, there can be electrical equipment damages or personal injuries due to short-circuit or ground by mistake.
• There should be no leak from fuel injection system (HP pump, fuel hose, high pressure pipe) of the D27DT engine. So they should be protected from foreign materials.
• While removing the engine, do not position the jack and others under the o il pan or engine . To secure the safety, use only safety hook on the engine.
Engine and accessories
Engine has a lot of precise portions so tigh tening torque should be correct during disassembly/assembly and re­moval/installation and service work should be done in clean ways during disassembly/assembly.
Maintaining working area clean and cautio us service ad­ministration is essential element of service works while working on the engine and each section of the vehicle. So the mechanics should w ell aware of it.
• While removing the engine, related parts (bolts, gaskets, etc.) should be aligned as a group.
• While disassembl ing/assembling internal comp onents of the engine, well aware of disassembly/assembly section in this manual and clean each component with engine oil and then coat wit h oil before installation.
• While removing en gine, drain engine oil, cool ant and fuel in fuel system t o prevent leakage.
• During service work of removal/installation, be sure to check each connected portions to engine not to make interference.
Fuel and lubrication system
Painted surface of the body can be damaged or rubber products (hoes) can be corroded if engine oil and fuel are spilled over. If spilled over engine, foreign materials in air can be accumulated on the engine damaging fuel system.
• If work on the fluid system such as fuel and oil, working area should be well ventilated and mechanic should not smoke.
• Gasket or seal on the fuel/lubrication system should be replaced with new and bolts and nuts should be tightened as specified.
• After removal/installation works, be sure to check whether there is leak on the connecting section.
If fine dust or foreign material enters into DI engine’s fuel system, there can be serious damages between HP pump and injectors. So, be sure to cover removed fuel system components with cap and protect removed parts not to be contaminated with dirt. (Refer to clean­ness in this manual while working on DI engine fuel system)
Electrical equipment
Electrical equipment should be handled more carefully. Currently, the engine is equipped with a lot of electrical equipments so there can be engine performance drops, incomplete combustion and other abnormals due to short and poor contact. Mechanics should well aware of vehicle’s electrical equipment.
• If have to work on the electrical equipment, be sure to disconnect battery negative (-) terminal and position the ignition switch to off if not required.
• When replacing electrical equipment, use the same genuine part and be sure to check whether ground or connecting portions are correctly connected during installation. If ground or connecting portion is loosened, there can be vehicle fire or personal injury.
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GENERAL INFORMA TION
DI ENG SM - 2004.4
During Service Work - Inspection
1. Before lifting up the vehicle with lift, correctly support the lifting points and lift up.
2. When using a jack, park the vehicle on the level ground and block front and rear wheels. Position the jack under the frame and lift up the vehicle and then support with chassis stand before service work.
3. Before service work, be sure to disconnect battery negative (-) terminal to prevent damages by bad wire and short.
DI0A-33
Y220_0A025
4. If service from interior of the vehicle, use protection cover to prevent damage and contamination of seat and floor.
5. Brake fluid and anti-freeze can damage painted surface of body. So carefully handle them during service work.
6. Use recommended and specified tools to increase efficiency of service work.
7. Use only genuine spare parts.
Y220_0A026
Y220_0A027
GENERAL INFORMA TION
DI ENG SM - 2004.4
Y220_0A028
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DI0A-34
Y220_0A029
Y220_0A030
8. Never reuse cotter pin, gasket, O-ring, oil seal, lock washer and self-locking nut. Replace them with new.
If reused, normal functions cannot be maintained.
9. Align the disassembled parts in clean according to disassembling order and group for easy assembling.
10. According to installing positions, the bolts and nuts have different hardness and design. So be careful not to mix removed bolts and nuts each other and align them according installing positions.
1 1 . To inspect and assemble, clean the parts.
12. Securely clean the parts that related with oil not to be affected by viscosity of oil.
13. Coat oil or grease on the driving and sliding surfaces before installing parts.
14. Use sealer or gasket to prevent leakage if necessary.
15. Damaged or not, never reuse removed gasket. Replace with new and cautious on installing directions.
16. Tighten every bolt and nut with specified torque.
17. When service work is completed, check finally whether the work is performed properly or the problem is solved.
18. If work on the fuel line between priming pump and injector (including return line), be sure to cover the removed parts with cap and be careful not to expose the connecting passage and removed parts to external foreign materials or dust. (Refer to cleanness.)
19. If remove high pressure fuel supply pipe between HP pump and fuel rail and high pressure fuel pipe between fuel rail and each injector, be sure to replace them with new.
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GENERAL INFORMA TION
DI ENG SM - 2004.4
During Service Work for Electric Devices
Notice
Be careful not to modify or alter electrical system and electrical device. Or there can be vehicle fire or serious damage.
1. Be sure to disconnect battery negative (-) terminal during every service work. Before disconnecting battery negative (-) terminal, turn off ignition key.
2. Replace with specified capacity of fuse if there is bad, blown or short circuited fuse. If use electrical wire or steel wire other than fuse, there can be damages on the various electrical systems. If replaced with over-capacity fuse, there can be damages on the related electrical device and fire.
3. Every wire on the vehicle should be fastened securely not to be loosened with fixing clip.
4. If wires go through edges, protect them with tape or other materials not to be damaged.
DI0A-35
Y220_0A031
5. Carefully install the wires not to be damaged during installation/removal of parts due to interference.
6. Be careful not to throw or drop each sensor or relay.
7. Securely connect each connector until hear a “click” sound.
Y220_0A032
GENERAL INFORMA TION
DI ENG SM - 2004.4
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DI0A-36
LIFTING POINTS
Lifting Positions
1. 4-post lift
As illustrated, position the vehicle on the 4-post lift securely and block the front and rear of each tire not to move during working.
Notice
During lifting, be sure to check whether vehicle is empty.
Board-on lift connection device installed in front of vehicle should be positioned in front of sill locating under the front door.
Install lift connecting device on the edge of front and rear of board-on lift.
Warning
Be sure to use attachment during lifting to prevent the lift from contacting with body floor.
While lifting the vehicle, widen the lift floor as far as possible to stabilize between vehicle front and rear. When fixing the lift floor, be careful not to contact with brake tube and fuel lines.
2. Safety jack and safety stand
If lift up the vehicle with safety jack and stand, should be more careful during works.
Warning
Never be under the vehicle if supported with only jack. If have to be under the vehicle, be sure to use safety block.
Use wheel block in front and rear of every wheel.
Y220_0A033
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GENERAL INFORMA TION
DI ENG SM - 2004.4
TIGHTENING TORQUE OF STANDARD BOLTS
Tightening Torque By Bolt Specification
DI0A-37
Bolt
Diameter
M3 M4 M5 M6 M8
M10
M12
M14 M16 M18 M20 M22 M24
Pitch
0.5
0.7
0.8
1.0
1.25
1.25
1.5
1.25
1.75
1.5
1.5
1.5
1.5
1.5
1.5
Tightening T orque (kg.cm)
Standard Tightening Torque
4T
5 12 24 41 88
190 190 350 330 550
830 1,200 1,700 2,300 2,900
7T
9 20 40 68
160 330 310 580 550
910 1,100 2,000 2,800 3,800 4,900
9T 13 30 57
99 230 470 450 840 790
1,300 2,000 2,900 4,000 5,400 7,000
Max. Allowable Tightening Torque
4T
7 16 32 55
130 260 250 460 440
730 1,100 1,600 2,200 3,000 3,900
7T 12 27 53
91 210 430 420 770 730
1,200 1,900 2,700 3,700 5,000 6,500
9T 17 40
77 130 310 620 600
1,100 1,000 1,900 2,700 3,800 5,300 7,200 9,400
2.0
2,800
4,700
1. Metric bolt strength is embossed on the head of each bolt. The strength of bolt can be classified as 4T, 7T,
8.8T , 10.9T, 11T and 12.9T in general.
2. Observe standard tightening torque during bolt tightening works and can adjust torque to be proper within 15 % if necessary. Try not to over max. allowable tightening torque if not required to do so.
6,800
3,800
6,300
9,100
Y220_0A034
3. Determine extra proper tightening torque if tightens with washer or packing.
4. If tightens bolts on the below materials, be sure to determine the proper torque.
• Aluminum alloy: Tighten to 80 % of above torque table.
• Plastics: Tighten to 20 % of above torque table.
GENERAL INFORMA TION
DI ENG SM - 2004.4
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00SECTION DI01
ENGINE ASSEMBL Y
DI01-1
Table of Contents
STRUCTURE AND FUNCTION DESCRIPTIONS........DI01-3
D27DT engine ........................................................ DI01-3
Engine performance curve ..................................... DI01-8
General diagnosis................................................. DI01-10
DIAGNOSTIC INFORMA TION AND PROCEDURE .. DI01-15
Oil leak diagnosis.................................................. DI01-15
Compression pressure test .................................. DI01-16
Cylinder pressure leakage test ............................DI01-18
Tightening torque..................................................DI01-19
REMOV AL AND INSTALLATION ..............................DI01-22
Engine mounting................................................... DI01-22
DISASSEMBL Y AND REASSEMBL Y........................DI01-32
Components and special tools ............................. DI01-32
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
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DI01-3
STRUCTURE AND FUNCTION DESCRIPTIONS
D27DT ENGINE
Major Components in Engine and Engine Compartment
The advanced electronicall y controlled D 27DT engine th at has high p ressure fuel system has been introdu ced to this vehicle. It satisfie s the strict emissi on regulation an d provides impro ved output an d maximum torqu e.
1. Coolant reservoir
2. FFH device
3. Brake fluid reservoir
4. Washer fluid reservoir
5. Common rail
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
6. Fuse box
7. Battery
8. Fuel filter
9. Power steering pump
10. Priming pump
Y220_01001
11. EGR valve
12. Air cleaner assembly
13. Turbo charger
14. Oil dipstick
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DI01-4
Engine Structure
Front View
Rear View
1. TVD (Torsional Vibration Damper)
2. Air conditioner compressor
3. Power steering pump pulley
4. Idle pulley
5. Coolant pump pulley
6. Alternator
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7. Viscos fan clutch
8. Auto tensioner pulley
9. Auto tensioner
10. Poly-grooved belt
11. Cam position sensor
12. Drive plate (MT: DMF)
Y220_01002
13. Oil filter
14. Vacuum pump
15. Crank position sensor
16. EGR valve
17. Power steering pump
18. EGR to center pipe
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Top View
DI01-5
19. Cylinder head cover
20. Intake manifold
21. Water outlet port
22. Common rail
23. Fuel pressure sensor
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
24. Fuel pipe
25. Injector
26. Fuel return line
27. Oil filler cap
28. Glow plug
Y220_01003
29. Booster pressure sensor
30. PCV valve and oil separator
31. Oil dipstick
32. EGR-LH pipe
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DI01-6
Left Side View
Right Side View
33. Cylinder head
34. Cylinder block
35. Oil pan
36. Drain plug
37. Turbo charger
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38. EGR-RH pipe
39. PCV valve and oil separator
40. Oil dipstick
41. High pressure pump
Y220_01004
42. Turbo charger booster vacuum modulator
43. EGR valve vacuum modulator
44. EGR valve
45. Exhaust manifold
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Specifications
DI01-7
Description Specification
Engine Cylinder
Displacement (cc) Compression ratio Maximum output (ps/rpm) Maximum torque (kg.m/rpm)
Idle speed
Valve
Camshaft Fuel system
Type/Number of cylinders Inner diameter (mm) Stroke (mm)
For Manual Transmission For Automatic Transmission Intake
Opens (BTDC)
Closes (ABDC)
Exhaust
Opens (BBDC)
Closes (ATDC) Type Fuel type Fuel pump type Fuel supply pressure
D27DT/5-cylinder
86.2
92.4
2696
18:1
170/4,000
34.7/1,800 750 ± 50 rpm 750 ± 50 rpm
16° 33° 46° 21°
DOHC
Low sulfur diesel
Vane pump in HP pump
HP pump inlet port: max. 400 mbar HP pump outlet port (with IMV fully open):
over 1,050 bar
Lubrication system
Cooling system
Water separation in fuel filter Fuel tank capacity (
)
Oil specification
Lubrication type Oil filter type Oil capacity (
) Cooling type Cooling fan operation type
Thermostat: Fully Open: 100°C)
Opening temperature (°C)
Type
Coolant capacity (
)
at every 10,000 km
80
SAE 10W40, 5W40
(MB Sheet 229.1, 229.3 approved oil)
Forced delivery
Full flow, filter element type
6.8 ~ 8.3
Water cooling type
Belt operated typr
85
WAX pellet type
1 1.5
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
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DI01-8
ENGINE PERFORMANCE CURVE
Output and Torque
Output [PS]
Torque [Nm]
Speed [rpm]
Y220_00025
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ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Oil Temperature/Pressure and Boost Pressure
DI01-9
Boost pressure [bar] Oil pressure [bar]
Oil temperature [C]
Speed [rpm]
Y220_00026
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
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DI01-10
GENERAL DIAGNOSIS
Hard Starting (With normal cranking)
Condition
Malfunction of Ignition System
Malfunction of Fuel System
Decline of Compression Pressure
Others
Probable Cause
Faulty fuse.
Faulty spark plug.
Electric leakage at the high
tension cable. Poor connection of the high
tension cable or lead wires. Improper ignition timing.
Faulty ignition coil.
Lock of fuel in the fuel tank.
Dirty or clogged fuel filter.
Clogged fuel pipe.
Malfunction of the fuel pump.
Malfunction of the fuel injector.
The foreign material in the fuel
tank. Poor tightening spark plug.
Cracked cylinder head gasket.
Inadequate the valve clearance.
Leakage of the valve clearance.
Interference of the valve stem.
Low elasticity or damage of the
valve spring. Abnormal interference of pistons
and cylinders. Excessive wear of pistons,
rings, or cylinders.
Broken timing belt.
Loosening, damage or leakage
of the vacuum hose. Leakage of intake system.
Correction
Replace the fuse.
Clean, adjust the plug gap or replace.
Replace the cable.
Replace the cable or wires.
Adjust the ignition timing.
Replace the ignition coil.
Feed the fuel.
Replace the filter.
Clean the fuel pipe.
Replace the fuel pump.
Replace the injector.
Clean the fuel tank.
Tighten to the specified torque.
Compression Replace the gasket.
Adjust the clearance.
Repair the valve.
Replace the valve or the valve
guide. Replace the valve spring.
Replace the piston ring.
Replace the ring or the piston
and boring or replace the cylinder.
Replace the belt.
Connect the hose correctly or
replace it. Replace intake system.
Lack of Engine Power
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Decline of Compression Pressure
Malfunction of Ignition System
Refer to above in this page.
Improper ignition timing.
Faulty spark plug.
Electric leakage or poor
connection of the high tension cable.
Refer to above in this page.
Adjust the ignition timing.
Adjust or replace the spark plug.
Connect the cable correctly or
replace it.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
GENERAL DIAGNOSIS (Cont’d)
DI01-11
Condition
Lack of Engine Power
Rough Engine Idling
Malfunction of Fuel System
Others
Decline of Compression Pressure
Malfunction of Fuel System
Malfunction of Ignition System
Probable Cause
Clogged fuel pipe.
Clogged or contaminated fuel
filter. Clogged exhaust system.
Clogged or contaminated air
cleaner element. Leak of the intake manifold
gasket. Dragging brakes.
Refer to “Compression Pressure
Test”.
Clogged fuel pipe.
Clogged or contaminated fuel
filter. Malfunction of the fuel pressure
regulator. Malfunction of the spark plug.
Electric leakage or poor connec-
tion of the high tension cable.
Correction
Clean the pipe.
Replace the filter.
Check and repair the system.
Clean or replace the air cleaner
element. Replace the gasket.
Repair or replace the brakes.
Refer to “Compression Pressure
Test”.
Clean the pipe.
Replace the filter.
Replace the regulator.
Adjust or replace the spark plug.
Connect the cable correctly or
replace it.
Engine Hesitate (Upon pressing accelerating pedal, the engine makes delayed re­sponse This situation is remarkable when cruising or starting.)
Others
Decline of Compression Pressure
Malfunction of Ignition System
Others
Poor ignition timing.
Malfunction of the ignition coil.
Clogged or contaminated air
cleaner element. Leak of the intake manifold
gasket. Poor connection or damage or
leakage of the vacuum hose. Refer to “Compression Pressure
Test”.
Poor ignition timing.
Poor spark plug or Poor adjust-
ment of the plug gap. Electric leakage or poor connec-
tion of the high tension cable.
Malfunction of the air cleaner
system. Leak of the intake manifold
gasket.
Adjust the ignition timing.
Replace the ignition coil.
Clean or replace the air cleaner
element. Replace the gasket.
Connect the hose correctly or
replace it. Refer to “Compression Pressure
Test”.
Adjust the ignition timing.
Replace the plug or adjust the
gap. Connect the cable correctly or
replace it.
Clean or replace the air cleaner
system. Replace the gasket.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
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DI01-12
GENERAL DIAGNOSIS (Cont’d)
Condition
Engine Surging (Engine power makes fluctuation in a fixed speed and speed changes without operating the accelerating pedal.)
Excessive Detonation (According to the opening range of Mal­function of metallic is made with abnormal explosion )
Overheat
Decline of Compression Pressure
Malfunction of Fuel System
Malfunction of Ignition System
Others
Overtheated Engine
Malfunction of Fuel System
Malfunction of Ignition System
Others
Malfunction of Cooling System
Malfunction of Lubrication System
Other
Probable Cause
Refer to “Compression Pressure
Test”.
Clogged fuel pipe.
Clogged or contaminated fuel
filter. Malfunction of the fuel pressure
regulator. Malfunction of the spark plug.
Electric leakage or poor
connection of the high tension cable.
Poor ignition timing.
Leak of the intake manifold
gasket. Leakage of the vacuum hose.
Refer to “Overheat” in this page.
Abnormal spark plug.
Poor ignition timing.
Electric leakage or poor
connection of the high tension cable.
Clogged or contaminated fuel
filter and fuel pipe. Leak of the intake manifold
gasket. Excessive carbon deposit due to
abnormal combustion. Lack of coolant.
Malfunction of the thermostat.
Malfunction of the cooling fan.
Poor water pump performance.
Clogged or leaky radiator.
Poor engine oil.
Blocking oil filter or strainer.
Lack of engine oil.
Poor oil pump performance.
Leakage of oil
Damaged cylinder head gasket.
Correction
Refer to “Compression Pressure
Test”.
Clean the pipe.
Replace the filter.
Replace the fuel pressure
regulator. Adjust or replace the spark plug.
Connect the cable correctly or
replace it.
Adjust the ignition timing.
Clean or replace the gasket.
Connect the hose correctly or
replace it. Refer to “Overheat” in this page.
Replace the spark plug.
Adjust the ignition timing
Connect the cable correctly or
replace it.
Clean or replace the fuel filter
and the fuel pipe. Replace the gasket.
Remove the carbon.
Refill coolant.
Replace the thermostat.
Check or replace the cooling
fan. Replace the pump.
Clean, repair or replace the
radiator. Replace engine oil with the
specified one. Clean or repair the oil filter or the
strainer. Refill oil.
Replace or repair the pump.
Repair.
Replace the gasket.
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ENGINE ASSEMBL Y
DI ENG SM - 2004.4
GENERAL DIAGNOSIS (Cont’d)
DI01-13
Condition
Poor Fuel Consumption
Excessive Consumption of Engine Oil
Low Oil Pressure
Decline of Compression Pressure
Malfunction of Fuel System
Malfunction of Ignition System
Malfunction of Cooling System
Others
Leakage of Engine Oil
Oil Mixing in Combustion Chamber
Malfunction of Lubrication System
Probable Cause
Refer to “Compression Pressure
Test”.
Leakage of the fuel tank or the
fuel pipe. Improper ignition timing.
Abnormal spark plug
(Excessive carbon deposit, inadequate gap, burnt electrode).
Electric leakage or poor
connection of the high tension cable.
Malfunction of the thermostat.
Improperly installed valve.
Low pressure of tires.
Loosened oil drain plug.
Loosened oil pan bolt.
Loosened oil filter.
Loosened oil pressure switch.
Leakage of camshaft front oil
seal. Leakage of crankshaft front oil
seal. Leakage at the cylinder head
cover gasket. Damage of the cylinder head
gasket. Stuck piston ring.
Worn piston or cylinder.
Worn piston ring or ring groove.
Inadequate position of the piston
ring cutting part. Abrasion or damage of the valve
system. Inadequate oil viscosity.
Loosening of the oil pressure
switch. Lack of engine oil.
Blocking oil strainer.
Lowered function of the oil
pump. Abrasion or damage of the oil
pump relief valve.
Correction
Refer to “Compression Pressure
Test”.
Repair or replace the fuel tank or
the fuel pipe Adjust the ignition timing.
Replace the plug.
Connect the cable normally or
replace it.
Repair the thermostat.
Repair or replace the valve.
Adjust the pressure of tires.
Tighten the plug.
Tighten the bolt. Engine Oil
Tighten the filter.
Tighten the switch.
Replace the seal.
Replace the seal.
Replace the gasket.
Replace the gasket.
Remove carbon and replace the
ring. Replace the piston or the
cylinder. Replace the piston or ring.
Adjust the position.
Replace the valve system.
Replace with the specified one.
Tighten the switch.
Refill oil.
Clean the strainer.
Replace the pump.
Replace the valve.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
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DI01-14
GENERAL DIAGNOSIS (Cont’d)
Condition
V alve NoiseEngine Noise
Piston, Ring, Cylinder Noise
Connecting Rod Noise
Crankshaft Noise
Probable Cause
Inadequate valve clearance
Abrasion of valve stem or guide.
Weak valve spring.
Abrasion of the piston, the ring
or the cylinder.
Abrasion of the connecting rod
bearing. Loosened the connecting rod
nut. Abrasion of the crankshaft
bearing. Abrasion of the crankshaft
journal. Loosened bearing cap bolt.
Excessive clearance of the
crankshaft thrust bearing. Low oil pressure.
Correction
Adjust the valve clearance.
Replace the valve stem or the
guide. Replace the spring.
Boring the cylinder or replace
the piston, the ring or the cylinder.
Replace the bearing.
Tighten to the specified torque
Replace the bearing.
Grind or replace the crankshaft
journal. Tighten to the specified torque.
Adjust or replace.
Refer to “Low Oil Pressure” in
this section.
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ENGINE ASSEMBL Y
DI ENG SM - 2004.4
DIAGNOSTIC INFORMATION AND PROCEDURE
DI01-15
OIL LEAK DIAGNOSIS
Most fluid oil leaks are easily located and repaired by vi­sually finding the leak and replacing or repairing the nec­essary parts. On some occasions a fluid leak may be dif­ficult to locate or repair. The following procedures may help you in locating and repairing most leaks.
Finding the Leak
1. Identify the fluid. Determine wh ether it is engine oil, automatic transmission fluid, power steering fluid, etc.
2. Identify where the fluid is leaking fro m.
2.1 After running the vehicle at normal operating temperature, park the vehicle over a large sheet of paper.
2.2 Wait a few minutes.
2.3 You should be able to find the approximate location of the leak by the dripping s on the paper.
3. Visually check around the suspected component. Check around all the gasket mating surfaces for leaks. A mirror is useful for finding leaks in areas that are hard to reach.
4. If the leak still cannot be found, i t may be necessary to clean the suspected area with a degreaser, steam or spray solvent.
4.1 Clean the area well.
4.2 Dry the area.
4.3 Operate the vehicle for several miles at normal operating temperature and varying speeds.
4.4 After operating the vehicle, visually check the suspected component.
4.5 If you still cannot locate the leak, try usin g the powder or black light and dye method.
Black Light and Dye Method
A dye and light kit is available for finding leaks, Refer to the manufacturer's directio ns when using the ki t.
1. Pour the specified amount of dye into the engine oil fill tube.
2. Operate the vehicle normal operati ng conditions as directed in the kit.
3. Direct the light toward the suspected area. The dyed fluid will appear as a yellow path leading to the source.
Repairing the Leak
Once the origin of the leak has been pinp ointed and traced back to its source, the cause of the leak must be deter­mined in order for it to be repaired properly. If a gasket is replaced, but the sealing flange is bent, the new gasket will not repair the leak. The bent fla nge must be repaired also. Before attempting t o repair a leak, check for the fol­lowing conditions and correct them as they may cau se a leak.
Gaskets
• The fluid level/pressure is too high.
• The crankcase ventilation system i s malfunctioning.
• The fasteners are tightened improperly or the threads are dirty or damaged.
• The flanges or the sealing surface is warped.
• There are scratches, burrs or other damage to the sealing surface.
• The gasket is damaged or worn.
• There is cracking or porosity of the component.
• An improper seal was used (where applicable).
Powder Method
1. Clean the suspected area.
2. Apply an aerosol-type powder (such as foot powder) to the suspected area.
3. Operate the vehicle under normal operating conditoins.
4. Visually inspect the suspected component. You should be able to trace the le ak path o ver the w hite powder surface t o the source.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Seals
• The fluid level/pressure is too high.
• The crankcase ventilation system i s malfunctioning.
• The seal bore is damaged (scratched, burred or nicked).
• The se al is damaged o r worn.
• Improper installation is evident.
• There are cracks in the components.
• The shaft surface is scratched, nicked or damaged.
• A loose or worn bearing is causing excess sea l wear.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-16
COMPRESSION PRESSURE TEST
The compression pressure test is to check the conditions of internal components (piston, piston ring, intake and exhaust vale, cylinder head gasket). This test provides current engine operating status.
Notice
• Before cranking the engine, make sure that the test wiring, tools and persons are keeping away from moving components of engine (e.g., belt and cooling fan).
• Park the vehicle on the level ground and apply the parking brake.
• Do not allow anybody to be in front of the vehicle.
Specifications
Compression ratio Test temperature Compression pressure Normal value
Minimum value
Permissible pressure difference between individual cylinders
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01005
18 : 1
at normal operating temperature (80°C)
32 bar 18 bar
Max. 3 bar
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Measuring Procedure
Notice
Disconnect the fuel rail pressure sensor connector to cut off the fuel injection.
Discharge the combustion residues in the cylinders before testing the compression pressure.
Apply the parking brake before cranking the engine.
1. Warm the engine up to normal operating temperature (80°C).
2. Disconnect the fuel rail pressure sensor connector to cut off the fuel injection.
3. Place the diagram sheet to compression pressure tester.
DI01-17
4. Remove the glow plugs and install the compression pressure tester into the plug hole.
Tightening torque (Tester) 15 Nm
5. Crank the engine for approx. 10 seconds by using the start motor.
6. Record the test result and measure the compression pressure of other cylinders with same manner.
7. If the measured value is not within the specifications, perform the cylinder pressure leakage test.
Y220_01006
Y220_01007
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01008
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-18
CYLINDER PRESSURE LEAKAGE TEST
If the measured value of the compression pressure test is not within the specifications, perform the cylinder pressure leak­age test.
Y220_01009
Permissible Pressure Leakage
Test temperature At whole engine At valve and cylinder head gasket At piston ring
at normal operating temperature (80°C)
Max. 25 % Max. 10 % Max. 20 %
Notice
• Perform the pressure in order: 1 - 2 - 3 - 4 - 5
• Do not test the cylinder pressure leakage with wet type test procedure. (do not inject the engine oil into the combustion chamber)
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
TIGHTENING TORQUE
DI01-19
1
Oil nozzle
2
Main bearing cap
3
Connecting rod cap
4
Rear cover
5
Oil pump
6
Oil baffle plate assembly
7
T.G.C.C
8
Flywheel
9
Crankshaft hub
10
Oil pan
11
High pressure pump assembly
12
High pressure pump sprocket assembly
13
High pressure pump bracket
14
Cylinder head assembly
15
Camshaft cap
16
Stud bolt Camshaft sprocket (Intake)
17
Camshaft sprocket (Exhaust)
18
Chain tensioner
19
Coolant temperature sensor
SizeName Tightening TorqueNO.
M6 x 22
M11 x 62
M9 x 52
M6 x 20
M8 x 35SOC
M6 x 20 M6 x 16 M6 x 40 M6 x 60 M6 x 70
M8 x 80SOC
M10 x 30
M18 x 50
M6 x 20 M6 x 35 M6 x 38 M6 x 40 M8 x 40
M14 x 1.5-8-1
M7 x 16 M8 x 25 M8 x 50
M12 x 177
M12 x 158
M8 x 60
M8
M11 x 52
M22 M14
Quantity
5
12
5
6 3
10
1 6 3 2 1
8
1
24
3 3 4 4 1 3 2 2
11
1 24 10
1
1
1
1
10 ± 1 55 ± 5
90° ± 10°
40 ± 5
90° ± 10°
10 ± 1
25 ± 2.5
10 ± 1 10 ± 1 10 ± 1 10 ± 1 10 ± 1
25 ± 2.5
45 ± 5
90° ± 10°
325 ± 33
90° ± 10°
10 ± 1 10 ± 1
10 ± 1 25 ± 2.5 25 ± 2.5
65 ± 5
20 ± 2 x 90° + 10°
25 ± 2.5
Step1: 20 Nm ± 2 Nm Step2: 85 Nm ± 5 Nm
Step3: 3 x 90° + 10°
25 ± 2.5 15 ± 1.5 25 ± 2.5
90° ± 10°
65 ± 5 22 ± 2.2
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-20
20
Auto tensioner
21
Water pump assembly
22
Water pump pulley
23
Hot water inlet pipe assembly
24
Alternator bracket
25
Alternator
26
Air conditioner compressor assembly Air conditioner compressor bracket
27
assembly Air conditioner compressor sub
28
bracket assembly
29
Intake manifold
30
Bracket
31
Knock sensor
32
Camshaft position sensor
33
Booster pressure sensor
34
Exhauster manifold
35
Turbo charger assembly
36
Turbo charger adaptor piece
37
Nut
38
Combination bolt
39
T/C oil supply pipe
40
T/C oil return pipe
41
EGR valve assembly
42
EGR-LH pipe bolt
EGR combination bolt
43
EGR-RH pipe nut
44
Glow plug cable nut
45
Vacuum pump
46
Cooling fan bracket assembly
47
Cylinder head cover
SizeNameNO.
M8 x 45(LOWER)
M12 x 90
M6 x 50 M6 x 12 M6 x 12 M8 x 32
M10 x 90
M8 x 95 M8 x 25 M8 x 60 M6 x 14 M8 x 16 M8 x 45
M8 x 130
M6 x 16 M8 x 28 M8 x 16 M6 x 16
M8 M8
M8
M8 x 22
M6 x 16
(Cylinder block side)
M16 (T/C side)
M6 x 16 (T/C side)
M6 x 16
(Cylinder block side)
M8 x 22 M6 x 16 M8 x 22 M6 x 16 M8 x 16
M8
M5 M6 x 20 M6 x 25 M6 x 65 M6 x 85 M6 x 35
Quantity
1 1 7 4 2 4 2 4 1 3 1 1 6 6 1 2 1 2
10
4 1 1 1 1 1 2 2 2 2 2 4 4 2 5 3 5 1 3
21
Tightening Torque
32 ± 3 82 ± 6 10 ± 1 10 ± 1
10 ± 1 25 ± 2.5 46 ± 4.6 46 ± 4.6 25 ± 2.5 25 ± 2.5 10 ± 1.0 25 ± 2.5 25 ± 2.5 25 ± 2.5 10 ± 1.0 20 ± 2.6 12 ± 1.7 10 ± 1.0
40 ± 4 25 ± 2.5 32 ± 3.2 25 ± 2.5 25 ± 2.5 25 ± 2.5 20 ± 2.0 10 ± 1.0 10 ± 1.0 25 ± 2.5 10 ± 1.0 35 ± 2.0 10 ± 1.0 25 ± 2.5 35 ± 2.0
15 ± 3 10 ± 1.0 10 ± 1.0 10 ± 1.0 10 ± 1.0 23 ± 2.3
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
DI01-21
48
Vacuum modulator
49
WDT combination bolt
50
Oil dipstick tube
51
Oil filter assembly
52
Fuel rail assembly
53
Injector clamp washer
54
Fuel pipe clip (H-C)
55
Fuel pipe clip (C-I)
56
Crankshaft position sensor
57
Crankshaft position sensor
58
Fuel pressure sensor
59
Wiring
60
Intake manifold bracket
NameNO.
Size
M6 x 16SOC
M6 x 16
M6 x 16 M8 x 35SOC M8 x 50SOC M8 x 55SOC M8 x 35SOC
Quantity
4 3 1 1 2 1 3
Tightening Torque
10 ± 1.0 10 ± 1.0 10 ± 1.0 25 ± 2.5 25 ± 2.5 25 ± 2.5 25 ± 2.5 10 ± 1.0
M6 x 60
5
180 + 20° M6 x 19 M6 x 16 M5 x 17
GAP
1 5 1
10 ± 1.0 10 ± 1.0
0.8 ± 0.4
0.7 ~ 1.5
1 M6 x 16 M8 x 16 M8 x 40
5
2
2
10 ± 1.0 25 ± 2.5 25 ± 2.5
61
Power steering pump
62
Piston protrusion Clearance between connecting rod
63
and pin boss
64
End play of crankshaft
M8 x 100
NUT
2
2
5
5
NEW: 0.100 ~ 0.245 mm // USED: 0.300 mm
25 ± 2.5 25 ± 2.5
0.765 ~ 1.055
0.05 ~ 0.31
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-22
REMOV AL AND INSTALLA TION
ENGINE MOUNTING
1. Side Mountings
Left
Right
2. Transmission Mounting
3. Exhaust Manifold and Pipe 4. Cables and Connectors
Y220_01010
Notice
1. Disconnect the negative battery cable before removal.
2. Drain the engine oil.
3. Drain the engine coolant.
4. Be careful not to splash the fuel to the vehicle body. It may cause a fire or vulcanization of rubber products. Make sure to block the fuel related hoses before removal.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Engine Assembly - Removal
1. Disconnect the negative battery cable.
Notice
If not necessary, place the ignition switch at “OFF” position.
2. Remove the engine hood assembly.
Note
Refer to “Body” section.
DI01-23
Y220_01011
3. Remove the skid plate under the engine compartment.
Installaiton Notice
Tightening torque 12 ± 1.2 Nm
4. Loosen the radiator drain cock and drain the coolant.
Notice
1. Be careful not to contact with coolant. If contacted, wash with soap and water to ensure all coolant is removed.
2. Use only designated coolant.
3. Open the coolant reservoir cap to help the draining.
Y220_01012
Y220_01013
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01014
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-24
5. Loosen the cylinder block drain plug (under the intake manifold) and drain the coolant completely.
6. Retighten the drain plug with the specified tightening torque.
Tightening torque 30 Nm
Y220_01015
7. Remove the inlet hose (1) and the heater hose (2) under the radiator.
Notice
Be careful not to damage the rubber hose.
Y220_01016
Y220_01017
8. Remove the coolant outlet hose over the radiator.
Notice
Be careful not to damage the rubber hose.
9. Remove the radiator grille and loosen the hose clamp on the outlet port of turbo intercooler.
Note
For the removal and installation of radiator grille, refer to “Cooling System” section.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01021
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
10. Loosen the hose clamp on intake air hose of turbo charger and remove the intake air hose.
1 1. Separate the outlet hose of oil separator from the intake
air hose of turbo charger.
12. Loosen the clamp on the intake air duct hose of turbo charger at the air cleaner side and separate the hose from the air cleaner housing.
DI01-25
Y220_01022
13. Loosen the clamps and remove the intake air hose from the turbo charger.
14. Loosen the clamp on the inlet hose of intercooler.
Y220_01018
Y220_01020
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01023
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-26
15. Loosen the clamp on the intake manifold and remove the intake air hose.
Y220_01024
16. Remove the exhaust pipe mounting nuts from the turbo charger.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Y220_01027
Y220_01028
17. Remove the power steering inlet pipe and the outlet hose from the power steering pump.
Notice
Plug the openings of hoses and pump with caps not to flow out the oil.
Installation Notice
Inlet pipe union nut
25 ± 2.5 Nm
18. Remove the vacuum hose from the brake booster.
Installation Notice
Vacuum pipe union nut
10 Nm
(at vacuum pump side)
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01029
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
19. Remove the supply inlet, supply outlet and return hose from the fuel filter.
Notice
1. When separating the hoses from the fuel filter,
plug the openings with caps so that the contaminants will not get into the fuel system.
2. Mark on all the hoses not to be mixed each other.
20. Remove the engine oil heater outlet hose.
21. Disconnect the cables from the cylinder block and other components.
(e.g., coolant temperature sensor cable and oil temperature switch)
DI01-27
Y220_01030
22. Disconnect the engine ground cable and the alternator “+” terminal cable.
Notice
Make sure to properly tighten the cable nuts when installing. Otherwise, it may cause a poor ground or electric charging problem.
23. Disconnect the “ST” terminal and “+” terminal cables from the starter motor.
Notice
Make sure to properly tighten the cable nuts when installing. Otherwise, it may cause an engine starting problem.
Y220_01031
Y220_01032
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01033
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-28
24. Disconnect the air conditioner compressor connector and remove the inlet and outlet pipes from the compressor.
Y220_01034
25. For the automatic transmission equipped vehicle, remove the oil cooler pipes.
Y220_01035
Y220_01036
Note
The oil cooler pipes are connected to cylinder block at both sides and bottom area of oil with brackets.
Installation Notice
Pipe mounting bracket bolt
Pipe hose (radiator side)
union nut
25 ± 2.5 Nm 25 ± 2.5 Nm
26. Set up the special to the cooling fan pulley and remove the cooling fan assembly . To make the removal easier, loosen the radiator shroud.
Installation Notice
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Cooling fan pulley bolt 10 ± 1.0 Nm
Y220_01038
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
27. Remove the radiator shroud.
Installation Notice
Tightening torque 10 ± 1.0 Nm
28. Take off the fan belt from the engine.
DI01-29
Y220_01039
Note
1. Insert a tool into the belt tensioner and rotate it counterclockwise to take off the fan belt.
2. After installation of the fan belt, pump the belt tensioner 3 to 4 times.
Y220_01040
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-30
29. Remove the transmission mounting bolts and separate the engine assembly from the transmission assembly.
Note
1. Before unscrewing the transmission mounting bolts, remove the starter motor.
Installation Notice
Mounting bolt 55 ± 5 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01041
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
30. Remove the engine assembly mounting nuts at both sides.
Installation Notice
Mounting Nut 55 ± 5 Nm
DI01-31
31. Hook the chain on the engine brackets and carefully pull out the engine assembly from the vehicle by using a hoist or crane.
Y220_01042
32. Put the removed engine assembly on the safety stand.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01043
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-32
DISASSEMBLY AND REASSEMBL Y
COMPONENTS AND SPECIAL TOOLS
Injector puller
Injector copper washer
puller
Fuel pipe wrench Sealing capsGlow plug puller
Engine lock
Valve remover/installer Pulley lock/wrench HP pump lock HP pump bearing puller
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
Y220_01044
DI ENG SM - 2004.4
Inspection Before Disassembly and Reassembly
Preparations and Preceding Works
1. Remove the cylinder block drain plug and seal and completely drain the residual coolant from the cylinder block.
Tightening torque 30 Nm
DI01-33
Notice
Replace the seal with new one once removed.
2. When the fan belt is installed, gently pump the belt shock absorber mounting bolt (M19) 3 times.
3. Take off the fan belt while pushing the mounting bolt (M19).
4. Loosen the oil drain plug and completely drain the engine oil.
Drain plug 25 ± 2.5 Nm
Y220_01045
Y220_01046
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01047
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-34
Accessories - Removal and Installation
Turbo charger
PCV valve and oil separator
Alternator
EGR valve pipe (LH, Center, RH)
Power steering pump
Cooling fan clutch
Auto tensioner
Air conditioner compressor
Fuel return hose
Cable and connector
Oil filter assembly
EGR valve
Start motor
Mounting bracket
Y220_01048
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
DI01-35
• The engine accessories can be removed without any specific order. In general, remove the components from top to bottom. However, be careful not to splash the lubricants to engine and body when disassembly. Especially, avoid getting into other components.
Removal and Installation Order of Major Accessories
1. V acuum Modulator
2. Engine Cables and Connectors
3. Fuel Hoses
3-1. EGR Valve Assembly
4. Oil Filter Assembly
* Camshaft Position Sensor * Crankshaft Position Sensor * Injector Fuel Line Connector * Glow Plug Connector * Fuel Return Hose * High/Low Pressure Hoses in HP Pump * Ground Cables * Fuel Pressure Sensor Connector * Booster Pressure Sensor Connector * Knock Sensor Connector * Coolant T emperature Sensor Connector * HP Pump: Fuel T emperature Sensor (Green)
IMV (Brown)
4-1. Belt Tensioning Assembly
5. Power Steering Pump Assembly
6. Air Conditioner Compressor Assembly
7. PCV V alve Assembly
8. Turbo Charger
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
+
Oil Dipstick Tube
Alternator Assembly
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-36
1. Remove the fuel pipes. A. Remove the fuel supply pipes between each
cylinder and common rail with a special tool.
Installation Notice
Tightening torque 40 ± 4.0 Nm
Y220_01049
Notice
1. Plug the openings of injector nozzle and common rail with sealing caps after removed the fuel pipes.
Y220_01050
No. 1 No. 3 No. 2 No. 4 No. 5
Y220_01051
2. Replace the pipes with new ones. Be careful not to be mixed the fuel pipes because the pipe appearance of #1 and #3 cylinders and #2 and #4 are same each other.
B. Remove the high fuel pressure pipe mounting bolts
with a special tool.
- High fuel pressure supply pipe at common rail side
Installation Notice
Tightening torque 40 ± 4 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01052
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
C.High fuel pressure supply pipe at HP pump side
Installation Notice
Tightening torque 40 ± 4.0 Nm
D.Unscrew the bracket mounting bolts and remove the
high fuel pressure supply pipes.
Note
Special tool: Fuel pipe remover and installer
DI01-37
Y220_01053
Y220_01055
Y220_01054
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-38
2. Disconnect the vacuum hoses and module cables from the vacuum modulator.
Notice
Put the installation marks on the modulator hoses and connectors.
Turbo charger
booster vacuum
modulator
EGR vacuum booster
vacuum modulator
To turbo charger
booster
To EGR valve
From vacuum pump
Y220_01056
Y220_01057
A. Remove the vacuum modulator bracket.
(Upper: 10 M x 2, Lower: 10M x 2)
Installation Notice
Upper bolt Lower bolt
25 ± 2.5 Nm 25 ± 2.5 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
3. Disconnect the wiring harnesses and connectors from the engine.
DI01-39
Fuel return hose
Camshaft position
sensor
Injector fuel line
connector
Glow plug connector
Crankshaft position
sensor
Knock sensor connector
Fuel temperature Sensor
IMV
Coolant temperature
sensor connector
Booster pressure sensor
connector
Oil pressure switchHP pump connector
Fuel pressure sensor
connector
Y220_01058
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-40
Y220_01059
A. Remove the cable assembly from the engine.
Important
1. If possible, remove the cables after removing the fuel pipes. It make the operation easier and protect the cables and connectors.
2. Remove the cable screws and ground cable, and then remove the engine cable assembly.
Notice
Be careful not to damage the HP pump connecting pipe (venturi) while removing the fuel hose from the HP pump.
Y220_01060
4. Disconnect the high and low fuel pressure hoses from the HP pump.
Notice
Be careful not to damage the hose connections.
Plug the openings in HP pump immediately after disconnecting the hoses.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01061
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
5. Remove the EGR valve and EGR valve pipe.
2
A. Disconnect the vacuum hose from the EGR valve. B. Unscrew the EGR valve bolts and EGR #1 pipe
connecting bolts and remove the EGR valve and steel gasket.
Installation Notice
DI01-41
EGR valve bolt EGR valve and
center pipe bolt
25 ± 2.5 Nm
25 ± 2.5 Nm
C. Remove the EGR valve #1 pipe.
Installation Notice
Center pipe bolt
Center pipe and #1 pipe
bolt and nut
35 ± 3.5 Nm
35 ± 3.5 Nm
Notice
The EGR #2 pipe should be replaced with new one.
D. Unscrew the EGR valve #3 pipe (2) mounting bolts
and remove the pipe from the exhaust manifold.
Installation Notice
Y220_01062
Y220_01063
Tightening torque 35 ± 3.5 Nm
Notice
1. The EGR #3 pipe should be replaced with new one.
2. Make sure that the convex surface of new steel gasket is facing to the bolts.
6. Remove the oil filter assembly. A. Remove the oil cooler hose.
Y220_01064
Y220_01065
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-42
B.Remove the oil filter assembly mounting bolts.
Notice
Be careful not to flow out the residual oil from the engine. If flown out, immediately wipe it out.
Y220_01066
C.Remove the oil filter assembly from the cylinder block.
Installation Notice
- Replace the oil filter gasket with new one.
Tightening torque 25 ± 2.5 Nm
Y220_01067
Y220_01068
7. Remove the belt tensioning device. A.Remove the shock absorber lower mounting bolt.
Installation Notice
Tightening torque 32 ± 3 Nm
B.Remove the shock absorber upper mounting bolt.
Installation Notice
Tightening torque 82 ± 6 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01069
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
C.Remove the belt tensioning device.
Notice
• To prevent the oil leaks, store the removed shock absorber assembly with standing up.
• For air bleeding, pump the shock absorber around 3 times after installation.
• Be careful not to damage the rubber parts of the shock absorber when removing.
• To prevent the oil leaks, remove the bolts from bottom to top section. On the contrary, when installing, tighten the bolts from top to bottom section.
7. Remove the power steering pump assembly. A.Remove the power steering pump mounting bolts.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Notice
DI01-43
Y220_01070
Be careful not to flow out the oil.
B.Remove the power steering pump assembly from the
engine.
Notice
To prevent the oil leaks, store the removed power steering pump assembly with standing up.
8. Remove the air conditioner compressor assembly. A.Unscrew the bolts and remove the air conditioner
compressor assembly.
Installation Notice
Y220_01071
Y220_01072
Tightening torque 25 ± 2.5 Nm
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01073
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-44
B.Unscrew the bolts and remove the air conditioner
mounting bracket.
Installation Notice
Y220_01074
Y220_01075
Front bolt
Side bolt
9. Remove the PCV valve assembly. A.Remove the PCV valve hose.
25 ± 2.5 Nm 25 ± 2.5 Nm
Y220_01076
B. Remove the PCV valve hose connected to the engine
oil hose.
C.Unscrew the PCV valve mounting bolts and remove
the PCV valve assembly.
Installation Notice
Tightening torque 10 ± 1.0 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01077
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
10. Remove the oil dipstick tube assembly. Unscrew the bracket bolts and remove the dipstick tube
with O-ring.
Installation Notice
Insert new O-ring into the oil dipstick tube before installation.
Installation Notice
Tightening torque 10 ± 1.0 Nm
DI01-45
Y220_01078
1 1. Remove the turbo charger assembly.
A.Unscrew the bolts and remove the oil supply pipe.
Installation Notice
Upper bolt (M19) Lower bolt (M17)
25 ± 2.5 Nm 20 ± 2.0 Nm
B.Unscrew the bolts and remove the oil return pipe.
Installation Notice
• Make sure to install the gasket with correct direction.
Tightening torque 10 ± 1.0 Nm
Y220_01079
Y220_01080
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01081
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-46
C.Unscrew the turbo charger mounting bracket bolts.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Y220_01082
D.Unscrew the turbo charger mounting bolts to exhaust
manifold.
Notice
Use only 12 1/2 wrench.
Installation Notice
Y220_01083
Y220_01084
Tightening torque 25 ± 2.5 Nm
E.Remove the turbo charger assembly.
12. Remove the alternator assembly. A.Unscrew the bolts and remove the alternator.
Note
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Alternator Capacity: 140 A
Installation Notice
Tightening torque 46 ± 4.6 Nm
Y220_01085
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
B.Remove the alternator mounting bracket.
Installation Notice
DI01-47
M13 bolt
Torx 6 bolt
25 ± 2.5 Nm 25 ± 2.5 Nm
Y220_01086
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-48
Engine - Disassembly and Reassembly
1. Unscrew the injector nozzle holder bolts (12-sided) and remove the injector bracket.
Installation Notice
Y220_01089
Y220_01090
Tightening torque
9 ± 1.0 Nm,
190° + 10°
2. Remove the injectors with a injector extractor (special tool).
Notice
• Be careful not to take off the sealing caps on the
injectors and fuel system.
• Replace the copper washers with new ones when
installing.
Y220_01092
3. If the copper washer is in injector hole, remove it with a special tool as shown in the figure.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
4. Remove the glow plugs with a special tool.
Installation Notice
Tightening torque 15 ± 3 Nm
5. Unscrew the T orx bolts and remove the common rail from the engine.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Notice
DI01-49
Y220_01091
Plug the openings with sealing cap.
6. Remove the booster sensor from the engine.
Installation Notice
Tightening torque 10 ± 1.0 Nm
7. Unscrew the bolt and remove the camshaft position sensor.
Installation Notice
Y220_01087
Y220_01088
Tightening torque 12 ± 1.7 Nm
• Apply Loctite on the thread before installation.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01093
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-50
8. Unscrew the bolts and remove the cooling fan pulley while holding it with a special tool.
Tightening torque 10 ± 1.0 Nm
Y220_01094
9. Remove the cooling fan belt idle pulley while holding it with a special tool.
Tightening torque 10 ± 1.0 Nm
Y220_01095
Y220_01096
10. Unscrew the bolts and remove the cooling fan bracket assembly (timing chain cover).
Tightening torque 10 ± 1.0 Nm
1 1. Unscrew the bolts and remove the cylinder head cover.
Tightening torque 10 ± 1.0 Nm
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01097
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
12. Turn over the engine and remove the oil pan.
Installation Notice
DI01-51
Tightening torque
M6 x 20: 24 EA
M6 x 35: 2 EA M6 x 85: 2 EA M8 x 40: 4 EA
Nm 10 ± 1.0 10 ± 1.0 10 ± 1.0 25 ± 2.5
Installation Notice
Remove the oil seal residues from the oil pan and apply the liquid gasket on the parting surface.
Y220_01100
Y220_01101
13. Unscrew the nuts and remove the exhaust manifold.
Installation Notice
Tightening torque 40 ± 4.0 Nm
Notice
The exhaust manifold gasket is removed along with the exhaust manifold. Mark the installation direction to prevent wrong installation. Otherwise, it may cause a sealing trouble.
Y220_01102
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01103
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-52
14. Unscrew the bolts and remove the thermostat.
Installation Notice
Tightening torque 10 ± 1.0 Nm
Notice
Be careful not to flow out the residual coolant.
Y220_01104
15. Unscrew the bolts and remove the water pump.
Installation Notice
Tightening torque 10 ± 1.0 Nm
Y220_01105
Y220_01106
16. Unscrew the bolts and remove the water pump housing.
Installation Notice
Tightening torque 10 ± 1.0 Nm
Notice
Be careful not to flow out the residual coolant.
17. Unscrew the bolts and remove the coolant inlet port from the intake manifold.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Notice
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Be careful not to get the coolant into the intake manifold and engine.
Y220_01107
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
18. Unscrew the bolts and remove the intake manifold assembly.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Notice
Replace the gasket with new one once removed.
DI01-53
Y220_01108
19. Remove the vacuum pump from the cylinder head.
Installation Notice
Tightening torque 10 ± 1.0 Nm
20. Install the engine lock (special tool) onto the flywheel ring gear so that the engine will not rotate.
Y220_01109
Y220_01110
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01111
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-54
21. Remove the chain tensioner. Preceding works: removal of EGR pipe and oil dipstick
tube
Tightening torque 65 ± 5.0 Nm
Y220_01119
22. Pull out the lock pin and remove the upper chain guide bracket.
Y220_01112
Y220_01113
23. Unscrew the bolt and remove the intake camshaft sprocket.
Installation Notice
25 ± 2.5 Nm,
Tightening torque
90° + 10°
24. Unscrew the bolt and remove the exhaust camshaft sprocket.
Installation Notice
25 ± 2.5 Nm,
Tightening torque
90° + 10°
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01114
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
25. Remove the camshaft bearing cap bolts so that the tightening force can be relieved evenly.
• Intake: #1, #3, #6
• Exhaust: #7, #9, #12
* However, there is no specific removal sequence.
DI01-55
Exhaust
• Intake: #2, #4, #5
• Exhaust: #8, #10, #1 1
* Do not remove the bolts at a time completely. Remove
them step by step evenly or camshaft can be seriously damaged.
Installation Notice
Tightening torque 25 ± 2.5 Nm
26. Remove the intake and exhaust camshafts from the cylinder head.
Intake
Y220_01115
Y220_01116
27. Remove the finger follower and the HLA device.
Notice
• Avoid contact with hot metal parts when removing
the HLA device immediately after stopping the engine.
• Be careful not to be contaminated by foreign
materials.
• To prevent the oil leaks, store the removed finger
follower and HLA device with standing up.
• If the HLA can be easily pressed in by hand, it
indicates the oil inside of HLA has been flown out. In this case, replace it with new one.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01117
Y220_01118
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-56
28. Pull out the pin and remove the timing chain guide from the engine.
Y220_01120
29. Remove the cylinder head bolts according to the numerical sequence.
Installation Notice
Y220_01121
Y220_01122
Tightening torque
M8 x 25: 2 EA M8 x 50: 2 EA
Nm 25 ± 2.5 25 ± 2.5
M12 x 177: 11 EA
85 ± 5 Nm,
M12 x 158: 1 EA
(Vacuum pump side)
3 x 90° + 10°
30. Measure the length of cylinder head bolts.
• If the maximum length is exceeded by 2 mm, replace the cylinder head bolt.
Length when new
177 mm 158 mm
Maximum Limit
179 mm 160 mm
31. Remove the cylinder head.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Notice
• Inspect the cylinder head surface.
• Store the removed injectors and glow plugs so that they will not be damaged.
Y220_01123
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
32. Measure the piston protrusion from the parting surface.
• Specified V alue: 0.765 ~ 1.055 mm
33. Remove the cylinder head gasket.
Installation Notice
• Replace the cylinder head gasket with new one. Make sure to place the “TOP” mark upward.
1. Put the steel gasket on the cylinder block and
position the cylinder head.
DI01-57
Y220_01124
2. Tighten the cylinder head bolts to specified torque
and torque angle.
Step 1 20 ± 2.0 Nm
Tightening torque
Step 2 85 ± 5.0 Nm Step 3 90 ± (3 times) + 10°
• Apply the oil on the bolt thread when installing.
• Always insert new washer first.
• The bolts (12) at vacuum pump side are shorter than others.
34. Turn over the engine and remove the baffle plate.
Installation Notice
Tightening torque 10 ± 1.0 Nm
Y220_01125
Y220_01126
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01127
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-58
35. Unscrew the bolts and remove the oil strainer assembly.
Installation Notice
Tightening torque 25 ± 2.5 Nm
Y220_01128
36. Remove the piston assembly from the cylinder block. A.Unscrew the bearing cap bolts.
Installation Notice
Y220_01129
Y220_01130
Step 1 Step 2
55 ± 5.0 Nm
90° + 10°
* Tighten the bolts from #1 cap.
Installation Notice
* Align the oil grooves in bearing cap and connecting
rod.
B.Remove the bearing caps and lower bearing shells.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
C.Remove the piston assembly through the cylinder.
Notice
Do not mix up upper and lower crankshaft bearing shells.
Y220_01131
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
D.Remove the snap ring piston pin from the piston. E.Disassemble the piston and connecting rod. F. Remove the piston rings from the piston.
Installation Notice
Replace the piston ring, bearing and snap ring with new ones.
37. Lock the flywheel and remove the center bolt and crankshaft pulley.
Installation Notice
DI01-59
Y220_01132
Tightening torque
325 ± 33 Nm,
90° + 10°
38. Remove the timing chain cover assembly.
A.Remove the cover bolts.
Installation Notice
Tightening torque 10 ± 1.0 Nm
Y220_01133
Y220_01134
B.Hold the timing chain and remove the timing chain
cover by tapping it with a rubber hammer and a screwdriver.
Installation Notice
Apply the sealant on the parting surface.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01135
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI01-60
39. Remove the timing chain guide rail and timing chain.
Y220_01136
40. Remove the HP pump bolts and the HP pump bracket bolts.
Y220_01138
Y220_01139
• Remove the HP pump assembly.
41. Remove the crankshaft sprocket with a special tool.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Y220_01137
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
42. Remove the flywheel and the crankshaft strainer.
Installation Notice
DI01-61
Tightening torque
45 ± 5.0 Nm,
90° + 10°
43. Unscrew the bolts and remove the crankshaft bearing caps.
Installation Notice
55 ± 5.0 Nm,
Tightening torque
90° + 10°
Notice
• Remove the bearing cap bolts from inside to outside
with a pair.
• Do not mix up the crankshaft bearing caps and
shells.
Y220_01140
Note
• Install in the reverse order of removal.
• Tighten the fasteners with the specified tightening torques.
• Replace the gaskets and bearings with new ones.
• Make sure to install the gaskets in correct direction.
ENGINE ASSEMBL Y
DI ENG SM - 2004.4
Y220_01141
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
00SECTION DI02
ENGINE HOUSING
DI02-1
Table of Contents
CYLINDER HEAD/CYLINDER BLOCK.......................DI02-3
Cylinder head .......................................................... DI02-3
Camshaft assembly ..............................................DI02-17
Timing chain assembly..........................................DI02-25
Cylinder block ....................................................... DI02-29
CRANKSHAFT ...........................................................DI02-32
Arrangement of thrust washers and bearings ...... DI02-33
Torsional vibration damper ................................... DI02-38
FLYWHEEL................................................................DI02-42
Dual mass flywheel (DMF, Manual transmission
equipped vehicle) ................................................. DI02-42
PISTON AND CONNECTING ROD............................DI02-44
Piston ring ............................................................. DI02-45
Cylinder inner diameter and piston size ............... DI02-46
HIGH PRESSURE PUMP (HPP) ...............................DI02-51
Components locator .............................................DI02-51
ENGINE HOUSING
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
CYLINDER HEAD/CYLINDER BLOCK
CYLINDER HEAD
Cylinder head bolt
DI02-3
System Characteristics
• 4-valve DOHC valve mechanism
• Swirl and tangential port
• 4-bolt type cylinder head bolt
• Water jacket integrated casting
• Integrated chain housing and cylinder head
• Oil gallery: drilled and sealing with cap and screw pl ug
Oil return check valve
Y220_02001
Intake port
Exhaust port
ENGINE HOUSING
DI ENG SM - 2004.4
Y220_02002
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI02-4
Cylinder Head Pressure Leakage Test
Preceding Works:
- Removal of cylinders
- Removal of intake and exhaust manifold
- Removal of valves
Test Procedures
1. Place the pressure plate on a flat-bed work bench.
Y220_02003
Y220_02004
2. Install the cylinder head on the pressure plate.
Tightening torque 60 Nm
3. Immerse the cylinder head with the pressure plate into warm water (approx. 60°C) and pressurize with compressed air to 2 bar.
Notice
Examine the cylinder head for air bubbling. If the air bubbles are seen, replace the cylinder head.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
ENGINE HOUSING
DI ENG SM - 2004.4
Cylinder Head Parting Surface Check
Specifications
DI02-5
Height “A” (cylinder head parting surface - cylinder head cover parting surface) Minimum height after machining Permissible unevenness of parting surface
in longitudinal direction
in transverse direction Permissible variation of parallelism of top parting surface to bottom in longitu­dinal direction Peak-to-valley height Valve recess “a”
Intake valve
Exhaust valve
Measurement
1. Measure the cylinder head height “A”.
Limit Over 142.4 mm
Notice
If the height is less than the limit, the cylinder head must be replaced.
142.9 ~ 143.1 mm
142.4 mm
0.08 mm
0.0 mm
within 0.1 mm
0.004 mm
0.1 ~ 0.7 mm
0.1 ~ 0.7 mm
2. Insert the valves into the valve guides and measure the recesses.
Valve recess “a” 0.1 ~ 0.7 mm
Notice
If the measured value is out of the specified range, machine the valve seat as much as necessary until the specified value is achieved.
Y220_02005
Y220_02006
ENGINE HOUSING
DI ENG SM - 2004.4
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
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