Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > ABS Main Relay >
Component Information > Locations
System Relay And Pump Motor Relay Box
Page 3
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > ABS Main Relay >
Component Information > Description and Operation > ABS System Relay
Page 4
ABS Main Relay: Description and Operation ABS System Relay
CIRCUIT OPERATION
The system relay is used for the operation of the ABS system. Power for the relay is supplied on
the B57 circuit from cavity 57 of the Controller Anti Lock Brake (CAB).
Ground for the relay is on the Z1 circuit. This ground is spliced in with the pump motor, and
terminates at the right frame rail.
when the system is operating normally, power for the contact side of the relay is supplied from the
CAB on the B57 circuit. It passes through the relay to the Z1 ground and terminates at the right
frame rail. If a problem is detected in the system, the contact side of the relay switches from the Z1
to the A20 circuit. This causes the ABS warning lamp in the instrument cluster to illuminate.
Page 5
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > ABS Main Relay >
Component Information > Description and Operation > ABS System Relay > Page 9
ABS Main Relay: Description and Operation ABS System Relays
System Relay And Pump Motor Relay Box
SYSTEM RELAY
The main purpose of the system relay is to put the Antilock Brake System (ABS) into a stand-by
mode for ABS operation. The System Relay is energized by the Controller Antilock Brake (CAB)
shortly after the ignition switch is turned on.
When Energized - by the CAB, the System Relay turns off the ABS warning lamp and provides 12
volts to the CAB. This voltage can then be used by the CAB to energize the Decay Solenoids
during ABS braking. When energized, the System Relay also provides the Pump/Motor Relay coil
with 12 volts. The ground path to the Pump/Motor Relay is completed by the CAB during ABS
braking.
When De-energized - the ABS warning lamp is illuminated, voltage to the Decay Solenoids is cut
off, and the Pump/Motor Relay is prevented from energizing. Typically, the System Relay is
de-energized by the CAB when a fault is detected that requires turning ABS off.
Page 6
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > Brake Fluid Pump
Relay > Component Information > Description and Operation > Description
Brake Fluid Pump Relay: Description and Operation Description
System Relay And Pump Motor Relay Box
PURPOSE
Pump/Motor power is supplied by the Pump/Motor Relay. The pump motor relay is also part of the
relay box mounted to the Hydraulic Control Unit (HCU). If pump/motor relay replacement is
required, it is also only serviced by the replacement of the relay box assembly.
FUNCTION
Voltage for the 12 volt side of the relay coil is provided by the System Relay. The ground path
through the relay coil is completed by the Controller Antilock Brake (CAB) during Antilock Brake
System (ABS) braking. The relay contacts are closed when the relay is energized. This provides 12
volts to the pump/motor as needed during ABS braking.
Page 7
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > Brake Fluid Pump
Relay > Component Information > Description and Operation > Description > Page 14
Page 8
Brake Fluid Pump Relay: Description and Operation Circuit Operation
CIRCUIT OPERATION
The ABS pump motor relay controls when the pump motor runs. Power for the coil side of the relay
is supplied from cavity 47 of the Controller Anti Lock Brake (CAB) on the B120 circuit. This circuit
also supplies voltage for the contact side of the system relay The ground side of the coil is
controlled by the B116 circuit. Circuit B116 connects to cavity 16 of the CAB connector.
Circuit B10 from the relay box powers the ABS pump motor. This circuit is also used as an input to
the CAB for pump motor monitoring.
Page 9
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > Electronic Brake
Control Module > Component Information > Locations
The CAB is located in the right front corner of the engine compartment. It is mounted to the vehicle
using an integral mounting bracket, which is attached by 2 bolts, to the inner fender and the front
crossmember.
Page 11
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > Electronic Brake
Control Module > Component Information > Locations > Page 18
Electronic Brake Control Module: Description and Operation
Controller Antilock Brake Location
PURPOSE
The Controller Antilock Brakes (CAB) is a microprocessor based device which monitors the ABS
system during normal braking and controls it when in an ABS stop. The CAB is mounted in the right
front corner of the engine compartment using an integral mounting bracket to attach it to the inner
fender. The CAB uses a 60 way electrical connector on the vehicle wiring harness. The power
source for the CAB is through the ignition switch in the Run or ON position.
NOTE: The CAB is not on the Chrysler Collision Detection (CCD) bus.
THE PRIMARY FUNCTIONS OF THE CAB
- Detect wheel locking tendencies.
- Control fluid modulation to the brakes while in ABS mode.
- Monitor the system for proper operation.
- Provide communication to the DRB scan tool while in diagnostic mode.
The CAB Continuously Monitors - the speed of each wheel through the signals generated at the
Wheel Speed Sensors to determine if any wheel is beginning to lock. When a wheel locking
tendency is detected, the CAB commands the Hydraulic Control Unit (HCU) to modulate brake fluid
pressure in some or all of the hydraulic circuits. The CAB continues to control pressure in individual
hydraulic circuits until a locking tendency is no longer present.
The ABS System Is Constantly Monitored - by the CAB for proper operation. If the CAB detects a
fault, it will turn on the Amber ABS Warning Lamp and disable the ABS braking system. The normal
Non ABS braking system will remain operational.
Page 12
The CAB Contains A Self-diagnostic Program - which will turn on the Amber ABS Warning Lamp
when a ABS system fault is detected. Faults are then stored in a diagnostic program memory.
There are multiple fault messages which may be stored in the CAB and displayed through the DRB
scan tool. These fault messages will remain in the CAB memory even after the ignition has been
turned off. The fault messages can be cleared by using the DRB scan tool, or they will be
automatically cleared from the memory after a minimum of 3500 vehicle miles are accumulated.
2. Disconnect the wiring harness 60 way connector from the Controller Antilock Brake Module
(CAB). Verify that the vehicle ignition is off before
removing the 60 way connector.
CAB Bracket To Engine Compartment Mounting
3. Remove the 2 bolts attaching the CAB mounting bracket to inner fender and front upper
crossmember. 4. Remove the CAB from the vehicle.
INSTALL
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Brakes and Traction Control > Electronic Brake
Control Module > Component Information > Locations > Page 20
Page 16
1. Install the CAB and the mounting bracket assembled, on the right inner fender of the vehicle. 2.
Install the 2 bolts mounting the CAB bracket to the vehicle. Tighten both mounting bolts to a torque
of 9 Nm (75 inch lbs.). 3. Install 60-way wiring harness connector into the CAB 60-way connector
by hand until seated as far as possible. Then use CAB connector retaining
bolt to fully seat wiring harness connector into the CAB.
4. Tighten the 60-way connector retaining bolt to a torque of 4 Nm (35 inch lbs.).
Page 17
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Cooling System > Radiator Cooling Fan Motor
Relay > Component Information > Locations
Page 18
Power Distribution Center
Page 19
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Cooling System > Radiator Cooling Fan Motor
Relay > Component Information > Locations > Page 25
Page 20
Radiator Cooling Fan Motor Relay: Diagrams
Power Distribution Center
Page 21
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Cooling System > Radiator Cooling Fan Motor
Relay > Component Information > Locations > Page 26
Connector Pin-Outs
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Cooling System > Radiator Cooling Fan Motor
Relay > Component Information > Locations > Page 27
Page 23
Connector Pin-Outs
Page 24
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Cooling System > Radiator Cooling Fan Motor
Relay > Component Information > Locations > Page 28
Page 25
Connector Pin-Outs
NOTE: To view sheets referred in these diagrams, see Diagram Information and
Instructions/Complete Body and Chassis Diagrams.
Page 26
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - HVAC > Blower Motor Relay > Component
Information > Description and Operation
Page 27
Blower Motor Relay: Description and Operation
This system uses no blower motor relay.
Motor is controlled by the fan control switch in the heater control head and by the blower motor
resistor block.
Page 28
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - HVAC > Compressor Clutch Relay > Component
Information > Locations
Page 29
Compressor Clutch Relay: Locations
Power Distribution Center
Relay is in the Power Distribution Center
Page 30
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - HVAC > Control Module HVAC > Component
Information > Description and Operation
Control Module HVAC: Description and Operation
SYSTEM OPERATION
HVAC Control Module
HVAC Control Module The rear window control switch and circuit are integrated into the HVAC
control module. When actuating the switch it sends a ground signal to the Body Control Module
(BCM). The BCM actuates the relay allowing current to flow through the grid lines for ten minutes
upon initial actuation. Then 5 minutes with each subsequent actuation or until either the switch or
ignition is turned off. An indicating lamp illuminates the rear window defogger switch.
CIRCUIT OPERATION
A/C - Heater Control The air conditioning-heater system is controlled by the Body Control Module
(BCM). The BCM sends out voltage to the A/C-Heater control on circuit C58. The control uses
resistors to internal to the control. These resistors are connected to the Z2 ground circuit.
When the operator requests a function in the system the BCM measures the voltage drop, on
circuit C58, and activates the mode actuator door to the proper position.
A separate A/C switch is used in the system. This switch works the same as the mode actuator
switches. When the operator presses the switch the BCM measures the voltage drop in the C21
circuit and activates the proper functions. Internal to the A/C-Heater control the A/C switch is
connected to the blower motor switch. This allows the A/C system to only operate when the blower
switch in an ON position.
Ground for the A/C switch is provided through the blower motor switch to the Z1 circuit. This circuit
terminates at the instrument panel left side cowl. A Light Emitting Diode (LED) is connected in the
C21 circuit and illuminates when the A/C system is operating.
Page 31
Illumination lamps and LED's are internal to the control. These are controlled by the BCM. The E2
circuit from the BCM provides the voltage to the control for lamp and LED illumination. Ground for
the lamps and LED's is provided on the Z1 circuit which terminates at the instrument panel left side
cowl.
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - HVAC > Control Module HVAC > Component
Information > Description and Operation > Page 39
Page 33
Control Module HVAC: Service and Repair
Fig 29 Control Module
NOTE: The control module is located below the radio.
REMOVAL
1. Place the ignition key in the OFF position before removing control module. 2. Remove trim bezel.
Fig 30 Control Module Screws
3. Remove cluster hood bezel retaining screws in the trim bezel opening. 4. Pry up the cluster hood
bezel a few inches to expose the cubby bin/cigar lighter bezel screws. 5. Remove the cubby
bin/cigar lighter bezel and wiring. 6. Remove the control module retaining screws.
Fig 31 Control Module At Bezel Opening
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - HVAC > Control Module HVAC > Component
Information > Description and Operation > Page 40
Page 35
7. Drop the A/C control module into the cigar lighter/cubby bin bezel opening. Then disconnect the
wiring on the rear of the control module. 8. Release the cable clips from the top of the control
module. Retain the clips for future use. Then disconnect the temperature control and
recirculation control cables.
9. Remove the control module.
INSTALLATION
For installation reverse the above procedures. Verify that the cables are properly adjusted and the
module is seated properly.
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Lighting and Horns > Battery Discharge
Protection Relay, Lighting > Component Information > Description and Operation
Page 37
Battery Discharge Protection Relay: Description and Operation
SYSTEM OPERATION
Headlamp Time Delay System The optional Headlamp Time Delay system is controlled by the
Body Controller (BC) and a relay located in the junction block. The headlamp time delay system
can be activated by turning ON the headlamps when the engine is running, turn OFF the ignition
switch, then turn OFF the headlamp switch. The BC will allow the headlamps to remain ON for 90
seconds before they automatically turn off. Refer to the Owner's Manual for more information.
CIRCUIT OPERATION
Headlamp Delay The headlamp delay uses a relay located in the junction block. Power for the relay
is supplied on circuit A3. This circuit powers the coil and contact sides of the relay and is protected
by a 40 amp fuse located in the Power Distribution Center (PDC) cavity 15.
The relay is activated by the operator turning OFF the ignition with the headlamps ON. The Body
Control Module (BCM) controls the ground for the coil side of the relay and the amount of time the
headlamps stay ON. Circuit G50 connects the coil side of the relay to the BCM.
When the relay is energized, the contacts in the relay CLOSE connecting circuits A3 and L4. Circuit
L4 is used to power the fuses used for low-beam headlamp operation.
Page 38
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Lighting and Horns > Headlamp Control Module
> Component Information > Service and Repair
Headlamp Control Module: Service and Repair
The headlamp module contains the park and turn signal lamps and is serviced as an assembly.
REMOVAL 1. Release hood latch and open hood.
Headlamp Module
2. Remove screws holding headlamp module to radiator closure panel. 3. Separate headlamp
module from radiator closure panel. 4. Disengage wire connector from back of head- lamp bulb. 5.
Rotate Park lamp socket counterclockwise one quarter turn. 6. Pull socket from back of lamp. 7.
Separate headlamp module from vehicle.
INSTALLATION Reverse the preceding operation.
Page 39
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Lighting and Horns > Horn Relay > Component
Information > Description and Operation
Page 40
Horn Relay: Description and Operation
SYSTEM OPERATION
The horn relay is a international Standards Organization (ISO) micro-relay. The terminal
designations and functions are the same as a conventional ISO relay. However, the micro-relay
terminal orientation (or footprint) is different, current capacity is lower, and the relay case
dimensions are smaller than on the conventional ISO relay.
The horn relay is a electromechanical device that switches current to the horn when the Driver
Airbag Module is depressed.
The horn relay is located in the Junction Block. Refer to the Junction Block label for horn relay
identification and location.
If a problem is encountered with a continuously sounding horn, it can usually be quickly resolved by
removing the horn relay from the Junction Block until further diagnosis is completed. The horn relay
cannot be repaired and, if faulty, it must be replaced.
Page 41
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Lighting and Horns > Horn Relay > Component
Information > Description and Operation > Page 51
Horn Relay: Testing and Inspection
Horn Relay Location
1. Remove horn relay from the Junction Block. 2. Using ohmmeter, test between the Junction Block
relay terminal 7 and ground for continuity.
a. When the horn contact is not depressed, no continuity. b. Continuity to ground when horn
contact is depressed. c. If continuity is not correct, repair horn contact or wiring as necessary.
3. Insert a jumper wire between terminals 8 and 10 of the horn relay in the Junction Block.
a. If horns sound replace relay. b. If the horns do not sound, install horn relay and refer to Horn
Test.
4. Using voltmeter, test battery voltage:
a. Test Junction Block horn relay terminals 6 and 8 for voltage from fuse 8. b. If not OK, repair as
necessary.
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Lighting and Horns > Horn Relay > Component
Information > Description and Operation > Page 52
Horn Relay: Service and Repair
REMOVAL
1. Open driver's door and remove instrument panel end cover.
Horn Relay Location
2. Remove horn relay.
INSTALLATION
- For installation, reverse the above procedures.
Page 43
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Power and Ground Distribution > Relay Box >
Component Information > Diagrams
Page 44
Power Distribution Center
Page 45
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Locations
Body Control Module: Locations
ETACS-ECU
Page 46
ETACS-ECU
Page 47
Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions
Page 48
Body Control Module: Diagram Information and Instructions
Page 49
Circuit Function
Circuit Identification
All circuits in the diagrams use an alpha/numeric code to identify the wire and its function. To
identify which circuit code applies to a system, refer to the Circuit Identification Code Chart. This
chart shows the main circuits only and does not show the secondary codes that may apply to some
models.
Circuit Information
Wire Code Identification
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 64
Page 51
Wire Color Code Chart
Page 52
Each wire shown in the diagrams contains a code which identifies the main circuit, part of the main
circuit, gauge of wire, and color.
Connector Information
Connector Identification
Connectors shown in the diagrams are identified using the international standard arrows for male
and female terminals. A connector identifier is placed next to the arrows to indicate the connector
number.
For viewing connector pin-outs, with two or more terminals, refer to Connector Pin-Outs Index,
which identifies the connector by number and provides terminal numbering, circuit identification,
wire colors, and functions.
All connectors are viewed from the terminal end unless otherwise specified. To find the connector
location in the vehicle, refer to Connector Locations Index, which uses the connector identification
number from the wiring diagrams to provide a figure number reference.
Electrostatic Discharge (ESD) Sensitive Devices
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 65
Page 54
Electrostatic Discharge Symbol
Page 55
All Electrostatic Discharge (ESD) sensitive components are solid state and a symbol is used to
indicate this. When handling any component with this symbol, comply with the following procedures
to reduce the possibility of electrostatic charge build-up on the body and inadvertent discharge into
the component. If it is not known whether the part is ESD sensitive, assume that it is.
1. Always touch a known good ground before handling the part. This should be repeated while
handling the part, especially after sliding across a seat,
sitting down from a standing position, or walking a distance.
2. Avoid touching electrical terminals of the part, unless instructed to do so by a written procedure.
3. When using a voltmeter, be sure to connect the ground lead first. 4. Do not remove the part from
its protective packing until it is time to install the part. 5. Before removing the part from its package,
ground the package to a known good ground on the vehicle.
Fasteners
Shock Tower To Spring Minimum Clearance Area
CAUTION: At no time when servicing a vehicle, can a sheet metal screw, bolt, or other metal
fastener be installed in the strut tower to take the place of an original plastic clip. Also, NO holes
can be drilled into the front strut tower in the area shown in for the installation of any metal
fasteners into the strut tower.
Because of the minimum clearance in this area , installation of metal fasteners could damage the
coil spring coating and lead to a corrosion failure of the spring. If a plastic clip is missing, or is lost
or broken during servicing of a vehicle, replace it only with the equivalent part listed in the parts
catalog.
Notes, Cautions and Warnings
Additional important information is presented in three ways: Notes, Cautions, and Warnings.
NOTES are used to help describe how switches or components operate to complete a particular
circuit. They are also used to indicate different conditions that may appear on the vehicle. For
example, an up-to and after condition.
CAUTIONS are used to indicate information that could prevent making an error that may damage
the vehicle.
WARNINGS provide information to prevent personal injury and vehicle damage. Below is a list of
general warnings that should be followed any time a vehicle is being serviced.
WARNING:
- ALWAYS WEAR SAFETY GLASSES FOR EYE PROTECTION.
- USE SAFETY STANDS ANYTIME A PROCEDURE REQUIRES BEING UNDER A VEHICLE.
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 66
- BE SURE THAT THE IGNITION SWITCH ALWAYS IS IN THE OFF POSITION, UNLESS THE
PROCEDURE REQUIRES IT TO BE ON.
- SET THE PARKING BRAKE WHEN WORKING ON ANY VEHICLE. AN AUTOMATIC
TRANSMISSION SHOULD BE IN PARK. A MANUAL TRANSMISSION SHOULD BE IN
NEUTRAL.
- OPERATE THE ENGINE ONLY IN A WELL-VENTILATED AREA.
- KEEP AWAY FROM MOVING PARTS WHEN THE ENGINE IS RUNNING, ESPECIALLY THE
FAN AND BELTS.
- TO PREVENT SERIOUS BURNS, AVOID CONTACT WITH HOT PARTS SUCH AS THE
RADIATOR, EXHAUST MANIFOLD(S), TAIL PIPE, CATALYTIC CONVERTER, AND MUFFLER.
- DO NOT ALLOW FLAME OR SPARKS NEAR THE BATTERY. GASES ARE ALWAYS
PRESENT IN AND AROUND THE BATTERY.
Positive Temperature Coefficient
Positive Temperature Coefficient (PTC) devices are being used for circuit protection. These PTC's
act like a solid state fuse. They are located in the junction block, and are used to protect such items
as: power door lock motors, power windows, and various engine solenoids.
Positive Temperature Coefficient Symbol
A special symbol is used to identify these in the wiring diagrams.
Symbols
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 67
Page 58
Symbol Identification
Various symbols are used throughout the Wiring Diagrams group. These symbols can be identified
by referring to the Symbol Identification chart.
Take-Outs
The abbreviation T/O is used in the Component Location group to indicate a point at which the
wiring harness branches out to a component.
How to Find System & Component Diagrams
When trying to find the diagram for a specific component or system, use the Group Index
information or the Alphabetic Index to Wiring Diagrams under Electrical
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 68
Page 60
Whenever a reference exists to another sheet or figure, find the corresponding diagram using the
Group Index, Diagrams By Sheet Number, or Diagrams By Figure Number. The reference number
for the subsequent diagram will match a listed group shown.
Connector and Splice Identification
The connector and Splice numbering used in the vehicle has a letter prefix to identity what harness
the connector/splice is located in. A list of these letter designations follows:
- B - Body or EDW harness
- C - Dome harness
- D - Door harness
- E - Engine harness
- F - Fuel rail harness
- J - Jumper harness
- L - Liftgate harness
- P - Instrument panel harness
- S - Seat harness
- T - Trailer tow harness
When looking at a splice reference the alpha code for what harness the splice is located in will
come first, then an S to indicate a splice, and finally the splice number. An example of this would
be ESO2.
- E - Indicates splice is in the engine harness
- S - Indicates a splice
- 02 - Indicates what splice it is in harness
Wire Color Codes
Wire Color Code Identification
Wire Color Code Chart
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Dodge Stratus Workshop Manual (V6-2.5L VIN H (1997))
Dodge Workshop Manuals > Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules Computers and Control Systems > Body Control Module > Component Information > Diagrams > Diagram Information and
Instructions > Page 69
Page 62
Each wire shown in the diagrams contains a code which identifies the main circuit, part of the main
circuit, gauge of wire and color. The color is shown as a two-letter code, which can be identified by
Page 63
referring to the Wire Color Code chart. If the wire has a tracer and it is a standard color, an asterisk
will follow the main wire color. If the tracer is non-standard, the main wire color will have a slash (/)
after it, followed by the tracer color.
Connector and Terminal Replacement
1. Disconnect battery. 2. Disconnect the connector (that is to be repaired) from its mating
half/component. 3. Cut off the existing wire connector directly behind the insulator. Remove six
inches of tape from the harness. 4. Stagger cut all wires on the harness side at 1/2 inch intervals.
5. Remove 1 inch of insulation from each wire on the harness side.
Stagger Cutting Wires (Typical)
6. Stagger cut the matching wires on the repair connector assembly in the opposite order as was
done on the harness side of the repair. Allow extra
length for soldered connections. Check that the overall length is the same as the original.
7. Remove 1 inch of insulation from each wire. 8. Place a piece of heat-shrink tubing over one side
of the wire. Be sure the tubing will be long enough to cover and seal the entire repair area.
Wire Repair
9. Spread the strands of the wire apart on each part of the exposed wires (Example 1).
10. Push the two ends of wire together until the strands of wire are close to the insulation (Example
2). 11. Twist the wires together (Example 3). 12. Solder the connection together using rosin core
solder only. Do not use acid core solder. 13. Center the heat-shrink tubing over the joint and heat
using a heat gun. Heat the joint until the tubing is tightly sealed and sealant comes out of both
ends of the tubing.
14. Repeat steps 8 through 13 for each wire. 15. Re-tape the wire harness starting 1-1/2 inches
behind the connector and 2 inches past the repair.
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Instructions > Page 70
Page 65
16. Re-connect the repaired connector. 17. Connect the battery and test all affected systems.
Page 66
Connector Replacement
1. Disconnect the battery. 2. Disconnect the connector (that is to be repaired) from its mating
half/component.
Connector Locking Wedge
3. Remove the connector locking wedge, if required.
Terminal Removal
Terminal Removal Using Special Tool
4. Position the connector locking finger away from the terminal using the proper pick from Special
Tool Kit 6680. Pull on the wire to remove the
terminal from the connector.
5. Reset the terminal locking tang, if it has one. 6. Insert the removed wire in the same cavity on
the repair connector.
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7. Repeat steps 4 through 6 for each wire in the connector, being sure that all wires are inserted
into the proper cavities. 8. Insert the connector locking wedge into the repaired connector, if
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required. 9. Connect the connector to its mating half/component.
10. Connect the battery and test all affected systems.
Diode Replacement
Diode Identification
1. Disconnect the battery. 2. Locate the diode in the harness and remove the protective covering.
3. Remove the diode from the harness, pay attention to the current flow direction. 4. Remove the
insulation from the wires in the harness. Only remove enough insulation to solder in the new diode.
5. Install the new diode in the harness, making sure current flow is correct. 6. Solder the connection
together using rosin core solder only. Do not use acid core solder. 7. Tape the diode to the harness
using electrical tape, making sure the diode is completely sealed from the elements. 8. Re-connect
the battery and test affected systems.
Terminal Replacement
1. Disconnect the battery. 2. Disconnect the connector being repaired from its mating
half/component.
Connnector Locking Wedge Tab (Typical)
3. Remove the connector locking wedge, if required.
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Terminal Removal
Page 72
Terminal Removal Using Special Tool
4. Position the connector locking finger away from the terminal using the proper pick from Special
Tool Kit 6680. Pull on the wire to remove the
terminal from the connector.
5. Cut the wire 6 inches from the back of the connector. 6. Remove 1 inch of insulation from the
wire on the harness side. 7. Select a wire from the terminal repair assembly that best matches the
color of the wire being repaired. 8. Cut the repair wire to the proper length and remove 1 inch of
insulation. 9. Place a piece of heat-shrink tubing over one side of the wire. Be sure the tubing will
be long enough to cover and seal the entire repair area.
Wire Repair
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10. Spread the strands of the wire apart on each part of the exposed wires (Example 1). 11. Push
the two ends of wire together until the strands of wire re close to the insulation (Example 2). 12.
Twist the wires together (Example 3). 13. Solder the connection together using rosin core solder
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only. Do not use acid core solder. 14. Center the heat-shrink tubing over the joint and heat using a
heat gun. Heat the joint until the tubing is tightly sealed and sealant comes out of both
ends of the tubing.
15. Insert the repaired wire into the connector. 16. Install the connector locking wedge, if required
and re-connect the connector to its mating half/component. 17. Re-tape the wire harness starting
1-1/2 inches behind the connector and 2 inches past the repair. 18. Connect the battery and test all
affected systems.
Terminal/Connector Repair-Molex Connectors
1. Disconnect the battery. 2. Disconnect the connector from its mating half/component.
Molex Connector Repair
3. Insert the terminal releasing special tool 6742 into the terminal end of the connector.
Using Special Tool 6742
4. Using special tool 6742, release the locking fingers on the terminal. 5. Pull on the wire to remove
it from the connector. 6. Repair or replace the connector or terminal, as necessary.
Terminal/Connector Repair-Thomas and Betts Connectors
1. Disconnect the battery. 2. Disconnect the connector from its mating half/component.
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Thomas And Betts Connector Lock Release Tabs
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3. Push in the two lock tabs on the side of the connector.
Removing Wire Terminal
4. Insert the probe end of Special Tool 6934 into the back of the connector cavity. 5. Grasp the wire
and Special Tool 6934 and slowly remove the wire and terminal from the connector. 6. Repair or
replace the terminal. 7. Install the wire and terminal in the connector. Fully seat the terminal in the
connector.
Single Lock Tab
8. Push in the single lock tab on the side of the connector.
Wiring Repair
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Wire Repair
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When replacing or repairing a wire, it is important that the correct gauge be used as shown in the
wiring diagrams. The wires must also be held securely in place to prevent damage to the insulation.
1. Disconnect the battery negative cable.
2. Remove 1 inch of insulation from each end of the wire.
3. Place a piece of heat-shrink tubing over one side of the wire. Be sure the tubing will be long
enough to cover and seal the entire repair area.
4. Spread the strands of the wire apart on each part of the exposed wires (Example 1).
5. Push the two ends of wire together until the strands of wire are close to the insulation (Example
2).
6. Twist the wires together (Example 3).
7. Solder the connection together using rosin core solder only. Do not use acid core solder.
8. Center the heat-shrink tubing over the joint and heat using a heat gun. Heat the joint until the
tubing is tightly sealed and sealant comes out of both
ends of the tubing.
9. Secure the wire to the existing ones to prevent chafing or damage to the insulation.
10. Connect the battery and test all affected systems.
Special Tools
Probing Tool Package 6807
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Instructions > Page 77
Body Control Module: Diagnostic Aids
Intermittent and Poor Connections
Most intermittent electrical problems are caused by faulty electrical connections or wiring. It is also
possible for a sticking component or relay to cause a problem. Before condemning a component or
wiring assembly check the following items.
- Connectors are fully seated
- Spread terminals, or terminal push out
- Terminals in the wiring assembly are fully seated into the connector/component and locked in
position
- Dirt or corrosion on the terminals. Any amount of corrosion or dirt could cause an intermittent
problem
- Damaged connector/component casing exposing the item to dirt and moisture
- Wire insulation that has rubbed through causing a short to ground
- Some or all of the wiring strands broken inside of the insulation covering.
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- Wiring broken inside of the insulation
Troubleshooting Tests
Before beginning any tests on a vehicle's electrical system, use the wiring diagrams to study the
circuit. Also refer to Troubleshooting Wiring Problems section.
Testing For Voltage
Testing For Voltage
1. Connect the ground lead of a voltmeter to a known good ground. 2. Connect the other lead of
the voltmeter to the selected test point. The vehicle ignition may need to be turned ON to check
voltage. Refer to the
appropriate test procedure.
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Testing For Continuity
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Testing For Continuity
1. Remove the fuse for the circuit being checked or disconnect the battery. 2. Connect one lead of
the ohmmeter to one side of the circuit being tested. 3. Connect the other lead to the other end of
the circuit being tested. Low or no resistance means good continuity.
Testing For A Short To Ground
1. Remove the fuse and disconnect all items involved with the fuse. 2. Connect a test light or a
voltmeter across the terminals of the fuse. 3. Starting at the fuse block, wiggle the wiring harness
every 6 to 8 Inches and watch the voltmeter/test light. 4. If the voltmeter registers voltage or the
test light glows, there is a short-to-ground in that general area of the wiring harness.
Testing For A Short-to-ground On Fuses Powering Several Loads
1. Refer to the wiring diagrams and disconnect or isolate all items on the fuse circuit. 2. Replace
the blown fuse. 3. Supply power to the fuse by turning ON the ignition switch or re-connecting the
battery. 4. Start connecting the items in the fuse circuit, one at a time. When the fuse blows, the
circuit with the short-to-ground has been isolated.
Testing For Voltage Drop
Testing For Voltage Drop
1. Connect the positive lead of the voltmeter to the side of the circuit closest to the battery. 2.
Connect the other lead of the voltmeter to the other side of the switch or component.
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3. Operate the item. 4. The voltmeter will show the difference in voltage between the two points.
Troubleshooting Tools
TROUBLESHOOTING TOOLS
When diagnosing a problem in an electrical circuit, there are several common tools necessary.
These tools are listed and explained below.
- Jumper Wire - This is a test wire used to connect two points of a circuit. It can be used to bypass
an open in a circuit.
WARNING: NEVER USE A JUMPER WIRE ACROSS A LOAD, SUCH AS A MOTOR,
CONNECTED BETWEEN A BATTERY FEED AND GROUND.
- Voltmeter - This instrument is used to check for voltage on a circuit. Always connect the black
lead to a known good ground and the red lead to the positive side of the circuit.
CAUTION: Most of the electrical components used in today's vehicle are solid state. When
checking voltages in these circuits, use a meter with a 10 megohm or greater impedance.
- Ohmmeter - This instrument is used to check the resistance between two points of a circuit. Low
or no resistance in a circuit can mean good continuity or a shorted circuit.
CAUTION: Most of the electrical components used in today's vehicle are solid state. When
checking resistance in these circuits, use a meter with a 10 megohm or greater impedance. In
addition, be sure the power is disconnected from the circuit. Circuits that are powered-up by the
vehicle electrical system can cause damage to the equipment and provide false readings.
Probing Tool
- Probing Tools - These tools are used for probing terminals in connectors. Select the proper size
tool from Special Tool Package 6807 and insert it into the terminal being tested. Use the other end
of the tool to insert the meter probe.
Troubleshooting Wiring Problems
When troubleshooting wiring problems there are six steps which can aid in the procedure. The
steps are listed and explained below. Always check for non-factory items added to the vehicle
before doing any diagnosis. If the vehicle is equipped with these items, disconnect them to verify
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these add-on items are not the cause of the problem.
1. Verify the problem.
2. Verify any related symptoms. Do this by performing operational checks on components that are
in the same circuit. Refer to the wiring diagrams.
3. Analyze the symptoms. Use the wiring diagrams to determine what the circuit is doing, where the
problem most likely is occurring and where the
diagnosis will continue.
4. Isolate the problem area.
5. Repair the problem.
6. Verify proper operation. For this step check for proper operation of all items on the repaired
circuit. Refer to the wiring diagrams.
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Instructions > Page 80
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Body Control Module: Connector Views
Page 93
Body 20 Way Connector (At BCM)
Engine 14 Way Connector (At BCM)
Instrument Panel 10-Way Connector (At BCM)
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Instrument Panel 22-Way Connector (At BCM)
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Body Control Module: Electrical Diagrams
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Body Control Module
Wiring Diagrams
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Instructions > Page 83
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Body Control Module (Part 1 Of 10)
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Instructions > Page 84
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