Turn signal switch JEEP GRAND CHEROKEE 2002 WJ / 2.G Repair Manual
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Page 642 of 2199

stalk is moved to the rear Wash position, the Wash
position circuitry within the switch directs battery
current to the rear washer pump/motor unit, and to
both the rear wiper motor control and rear washer
switch output signal inputs of the rear wiper module
electronic circuitry, which causes the wiper motor to
run at a fixed cycle for as long as the Wash mode is
selected plus about three additional fixed wipe cycles.
The rear wiper module electronic circuitry controls
the switching of battery current to the rear wiper
motor brush, which controls wiper motor operation.
The intermittent wipe and wipe-after-wash features
of the rear wiper and washer system are both pro-
vided by the rear wiper module electronic circuitry.
The rear wiper module electronic circuitry also mon-
itors the liftgate flip-up glass ajar switch and will
park the rear wiper blade off of the glass any time it
senses that the liftgate flip-up glass is ajar, the igni-
tion switch is turned to the Off position, or the right
multi-function switch control sleeve is moved to the
Off position. This feature ensures that the rear wiper
blade will not interfere with or be damaged by the
operation of the liftgate flip-up glass. However, if the
ignition switch is turned to the Off position or the
liftgate flip-up glass is opened while the rear wiper is
operating, the right multi-function switch control
sleeve must be cycled to the Off position and back to
the On or Delay position after the ignition switch is
turned back On or the liftgate flip-up glass is closed
before the rear wiper will operate again.
Refer to the owner's manual in the vehicle glove
box for more information on the features and opera-
tion of the rear wiper and washer system.
DIAGNOSIS AND TESTING - REAR WIPER &
WASHER SYSTEM
WIPER SYSTEM
The diagnosis found here addresses an electrically
inoperative rear wiper system. If the rear wiper
motor operates, but the wiper does not move on the
liftgate glass, replace the faulty rear wiper module. If
the wiper operates, but chatters, lifts, or does not
clear the glass, clean and inspect the wiper system
components as required. (Refer to 8 - ELECTRICAL/
REAR WIPERS/WASHERS - INSPECTION) and
(Refer to 8 - ELECTRICAL/REAR WIPERS/WASH-
ERS - CLEANING). Refer to the appropriate wiring
information. The wiring information includes wiring
diagrams, proper wire and connector repair proce-
dures, details of wire harness routing and retention,
connector pin-out information and location views for
the various wire harness connectors, splices and
grounds.WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, DISABLE THE AIRBAG SYSTEM BEFORE
ATTEMPTING ANY STEERING WHEEL, STEERING
COLUMN, OR INSTRUMENT PANEL COMPONENT
DIAGNOSIS OR SERVICE. DISCONNECT AND ISO-
LATE THE BATTERY NEGATIVE (GROUND) CABLE,
THEN WAIT TWO MINUTES FOR THE AIRBAG SYS-
TEM CAPACITOR TO DISCHARGE BEFORE PER-
FORMING FURTHER DIAGNOSIS OR SERVICE. THIS
IS THE ONLY SURE WAY TO DISABLE THE AIRBAG
SYSTEM. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIR-
BAG DEPLOYMENT AND POSSIBLE PERSONAL
INJURY.
(1) Check that the interior lighting switch on the
control stalk of the left multi-function switch is not
in the dome lamp disable position. With all four
doors and the liftgate closed, open the liftgate flip-up
glass. The interior lamps should light. If not, depress
the cargo lamp lens to actuate the cargo lamp defeat
switch and the interior lamps should light. Close all
four doors, the liftgate and the liftgate flip-up glass.
Note whether the interior lamps remain lighted.
They should turn off after about thirty seconds. If
OK, go to Step 2. If not OK, go to Step 9.
(2) Check the fused B(+) fuse (Fuse8-15ampere)
in the Junction Block (JB). If OK, go to Step 3. If not
OK, repair the shorted circuit or component as
required and replace the faulty fuse.
(3) Check for battery voltage at the fused B(+) fuse
(Fuse8-15ampere) in the JB. If OK, go to Step 4. If
not OK, repair the open fused B(+) circuit between
the JB and the Power Distribution Center (PDC) as
required.
(4) Check the fused ignition switch output (run-
acc) fuse (Fuse 29 - 10 ampere) in the JB. If OK, go
to Step 5. If not OK, repair the shorted circuit or
component as required and replace the faulty fuse.
(5) Turn the ignition switch to the On position.
Check for battery voltage at the fused ignition switch
output (run-acc) fuse (Fuse 29 - 10 ampere) in the
JB. If OK, turn the ignition switch to the Off position
and go to Step 6. If not OK, repair the open fused
ignition switch output (run-acc) circuit between the
JB and the ignition switch as required.
(6) Disconnect and isolate the battery negative
cable. Disconnect the instrument panel wire harness
connector for the right multi-function switch from the
switch connector receptacle. Reconnect the battery
negative cable. Turn the ignition switch to the On
position. Check for battery voltage at the fused igni-
tion switch output (run-acc) circuit cavity of the
instrument panel wire harness connector for the
right multi-function switch. If OK, go to Step 7. If
not OK, repair the open fused ignition switch output
WJREAR WIPERS/WASHERS 8R - 35
REAR WIPERS/WASHERS (Continued)
Page 672 of 2199

8W-02 COMPONENT INDEX
Component Page
A/C Compressor Clutch................. 8W-42
A/C Pressure Transducer................ 8W-42
Accelerator Pedal Position Sensor......... 8W-30
Accessory Delay Relay.................. 8W-64
Adjustable Pedals..................... 8W-30
Airbags............................. 8W-43
Ambient Temperature Sensor............ 8W-45
Antennas............................ 8W-47
Ash Receiver Lamp.................... 8W-44
Auto Shut Down Relay................. 8W-30
Automatic Day/Night Mirror............. 8W-49
Automatic Headlamp Light Sensor/VTSS
LED.............................. 8W-39
Automatic Zone Control Module.......... 8W-42
Back-Up Lamp Relay................... 8W-51
Battery Temperature Sensor............. 8W-30
Battery............................. 8W-20
Blend Door Motor/Actuator.............. 8W-42
Blower Motor......................... 8W-42
Body Control Module................... 8W-45
Boost Pressure Sensor.................. 8W-30
Brake Lamp Switch.................... 8W-33
Camshaft Position Sensor............... 8W-30
Capacitors........................... 8W-30
Cargo Lamp.......................... 8W-44
Center High Mounted Stop Lamp......... 8W-51
Cigar Lighter......................... 8W-41
Circuit Breakers...................... 8W-12
Clockspring.................. 8W-33, 41, 43, 47
Coil On Plugs......................... 8W-30
Coil Rail............................. 8W-30
Combination Flasher................... 8W-52
Compact Disc Changer.................. 8W-47
Controller Antilock Brake............... 8W-35
Coolant Level Sensor................... 8W-45
Courtesy Lamps....................... 8W-44
Crankcase Heater..................... 8W-30
Crankshaft Position Sensor.............. 8W-30
Cylinder Lock Switches................. 8W-61
Data Link Connector................... 8W-18
Diagnostic Junction Port................ 8W-18
EGR Solenoid......................... 8W-30
Electric Brake........................ 8W-54
Electronic Speed Control Servo........... 8W-33
Engine Control Module................. 8W-30
Engine Coolant Temperature Sensor...... 8W-30
Engine Oil Pressure Sensor.............. 8W-30
Engine Starter Motor................... 8W-21
EVAP/Purge Solenoid................... 8W-30
Fog Lamps........................ 8W-50, 51
Fuel Injectors......................... 8W-30
Fuel Pressure Sensor................... 8W-30Component Page
Fuel Pressure Solenoid................. 8W-30
Fuel Pump........................... 8W-30
Fuel Tank Module..................... 8W-30
Fuses............................ 8W-10, 12
Fusible Link....................... 8W-10, 20
Grounds............................. 8W-15
Generator......................... 8W-20, 30
Glove Box Lamp...................... 8W-44
Glow Plugs........................... 8W-30
Headlamp Leveling Motor............... 8W-50
Heated Seats......................... 8W-63
High Beam Headlamps................. 8W-50
Hood Ajar Switch...................... 8W-39
Horns............................... 8W-41
Hydraulic Cooling Module............ 8W-30, 42
Idle Air Control Motor.................. 8W-30
Ignition Switch....................... 8W-10
Impact Sensors....................... 8W-43
Input Speed Sensor.................... 8W-31
Instrument Cluster.................... 8W-40
Intake Air Temperature Sensor........... 8W-30
Intake Port Swirl Actuator.............. 8W-30
Intrusion Transceiver Module............ 8W-49
Junction Block........................ 8W-12
Knock Sensor......................... 8W-30
Lamp Assemblies................... 8W-51, 52
Leak Detection Pump.................. 8W-30
License Lamps........................ 8W-51
Liftgate............................. 8W-61
Line Pressure Sensor................... 8W-31
Low Beam Headlamps.................. 8W-50
Low Beam Relay...................... 8W-50
Low Beam/Daytime Running Lamp Relay . . . 8W-50
Lumbar Motor........................ 8W-63
Lumbar Switch....................... 8W-63
Manifold Absolute Pressure Sensor........ 8W-30
Manual Temperature Control............. 8W-42
Mass Air Flow Sensor.................. 8W-30
Memory Set Switch................. 8W-62, 63
Mode Door Motor/Actuator............... 8W-42
Multi-Function Switch............... 8W-50, 53
Output Speed Sensor................... 8W-31
Overhead Map/Courtesy Lamp........... 8W-44
Oxygen Sensors....................... 8W-30
Park Brake Switch..................... 8W-40
Park Lamp........................... 8W-50
Park/Neutral Position Switch............ 8W-31
Park/Turn Signal Lamps................ 8W-50
Power Amplifier....................... 8W-47
Power Connector...................... 8W-41
Power Distribution Center............... 8W-10
Power Mirrors........................ 8W-62
WJ8W-02 COMPONENT INDEX 8W - 02 - 1
Page 673 of 2199

Component Page
Power Outlet......................... 8W-41
Power Seats.......................... 8W-63
Power Windows....................... 8W-60
Powertrain Control Module.............. 8W-30
Radio............................... 8W-47
Rain Sensor.......................... 8W-49
Recirculation Door Motor/Actuator........ 8W-42
Red Brake Warning Indicator Switch....... 8W-35
Remote Keyless Module................. 8W-39
Remote Radio Switches................. 8W-47
Splices.............................. 8W-10
Seat Belt Switch...................... 8W-43
Seat Module.......................... 8W-63
Sentry Key Immobilizer Module.......... 8W-39
Shifter Assembly...................... 8W-31
Side Impact Sensors................... 8W-43
Side Marker Lamps.................... 8W-50
Side Repeater Lamps................... 8W-52
Siren............................... 8W-49
Speakers............................ 8W-47Component Page
Speed Control Switches................. 8W-33
Sunroof............................. 8W-64
Temperature Valve Actuator............. 8W-42
Throttle Position Sensor................ 8W-30
Trailer Tow.......................... 8W-54
Transfer Case Position Sensor............ 8W-31
Transmission......................... 8W-31
Turn Signal Lamps.................... 8W-52
Underhood Lamp...................... 8W-44
Vehicle Information Center.............. 8W-49
Viscous/Cabin Heater................... 8W-30
Visor/Vanity Lamps.................... 8W-44
Washer Fluid Level Switch.............. 8W-53
Wastegate Solenoid.................... 8W-30
Water In Fuel Sensor................... 8W-30
Wheel Speed Sensors................... 8W-35
Window Defogger...................... 8W-48
Wiper High/Low Relay.................. 8W-53
Wiper Motor.......................... 8W-53
Washer Pump......................... 8W-5
8W - 02 - 2 8W-02 COMPONENT INDEXWJ
Page 706 of 2199

8W-12 JUNCTION BLOCK
Component PageA/C Compressor Clutch Relay................8W-12-18
Accessory Delay Relay.....................8W-12-25
Adjustable Pedals Module..................8W-12-11
Airbag Control Module....................8W-12-25
Auto Shut Down Relay....................8W-12-18
Automatic Day/Night Mirror.................8W-12-23
Automatic Headlamp Light Sensor/VTSS LED......8W-12-15
Automatic Zone Control Module..........8W-12-15, 17, 22
Back-Up Lamp Relay.....................8W-12-22
Body Control Module . . . 8W-12-10, 12, 13, 15, 17, 20, 23, 24, 25,
26, 27, 28, 29, 30, 31, 35, 36
Brake Lamp Switch......................8W-12-24
Cargo Lamp......................8W-12-16, 24, 27
Cigar Lighter..........................8W-12-17
Cigar Lighter Relay....................8W-12-17, 26
Circuit Breaker No. 1...................8W-12-28, 29
Circuit Breaker No. 2......................8W-12-9
Clockspring...........................8W-12-31
Combination Flasher............8W-12-10, 22, 27, 32, 35
Controller Antilock Brake..................8W-12-21
Data Link Connector.....................8W-12-10
Driver Door Module......................8W-12-34
Driver Heated Seat Switch..................8W-12-22
Driver Lumbar Switch.....................8W-12-9
Driver Power Seat Switch...................8W-12-9
Electric Brake..........................8W-12-21
Engine Control Module....................8W-12-19
Engine Starter Motor Relay.................8W-12-26
EVAP/Purge Solenoid.....................8W-12-18
Fog Lamp Relay........................8W-12-24
Front Power Outlet......................8W-12-11
Front Wiper Motor....................8W-12-28, 29
Fuel Pump Relay........................8W-12-18
Fuse 2..............................8W-12-17
Fuse 3............................8W-12-10, 20
Fuse 4..............................8W-12-10
Fuse 5..............................8W-12-11
Fuse 6............................8W-12-12, 13
Fuse 7..............................8W-12-15
Fuse 8..............................8W-12-16
Fuse 9..............................8W-12-11
Fuse 10..............................8W-12-11
Fuse 11..............................8W-12-17
Fuse 12.......................8W-12-18, 19, 21, 34
Fuse 14..............................8W-12-20
Fuse 15.........................8W-12-11, 15, 20
Fuse 16..............................8W-12-10
Fuse 17..............................8W-12-10
Fuse 18...........................8W-12-21, 34
Fuse 19..............................8W-12-21
Fuse 20..............................8W-12-22
Fuse 21...........................8W-12-18, 19
Fuse 22..............................8W-12-23
Fuse 23..............................8W-12-24
Fuse 24..............................8W-12-24
Fuse 25..............................8W-12-25
Fuse 26..............................8W-12-17
Fuse 27..............................8W-12-36
Fuse 28..............................8W-12-26
Fuse 29..............................8W-12-26
Fuse 30..............................8W-12-26
Fuse 31..............................8W-12-26
Fuse 32..............................8W-12-25
Fuse 33..............................8W-12-25
G200...............................8W-12-35
Glove Box Lamp........................8W-12-16
Headlamp Leveling Switch...............8W-12-12, 13
High Beam Relay........................8W-12-10
Horn Relay...........................8W-12-31
Horn Switch...........................8W-12-31
Instrument Cluster..................8W-12-10, 23, 32
Intrusion Transceiver Module................8W-12-16
Junction Block.........8W-12-2, 3, 9, 10, 11, 12, 13, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 31, 32, 34, 35, 36Component PageLeft Courtesy Lamp......................8W-12-16
Left Door Handle Courtesy Lamp.........8W-12-16, 24, 30
Left Fog Lamp.........................8W-12-24
Left Front Park Lamp.....................8W-12-14
Left Front Park/Turn Signal Lamp...........8W-12-14, 33
Left Front Side Marker Lamp..............8W-12-14, 33
Left Front Turn Signal Lamp................8W-12-33
Left Headlamp Leveling Motor...............8W-12-14
Left High Beam Headlamp..................8W-12-10
Left Liftgate Ajar Switch...................8W-12-30
Left Low Beam Headlamp..................8W-12-20
Left Multi-Function Switch...............8W-12-10, 35
Left Rear Door Lock Motor/Ajar Switch..........8W-12-27
Left Rear Lamp Assembly...........8W-12-12, 13, 27, 36
Left Side Repeater Lamp...................8W-12-32
Left Visor/Vanity Lamp..................8W-12-16, 30
License Lamp No. 1....................8W-12-12, 13
License Lamp No. 2....................8W-12-12, 13
Liftgate Flip-Up Ajar Switch.................8W-12-30
Liftgate Flip-Up Push Button Switch...........8W-12-16
Liftgate Power Lock Motor..................8W-12-16
Low Beam Relay........................8W-12-20
Low Beam/Daytime Running Lamp Relay.........8W-12-20
Manual Temperature Control..............8W-12-17, 22
Overhead Map/Courtesy Lamp...........8W-12-16, 24, 30
Park Lamp Relay.....................8W-12-12, 13
Park/Neutral Position Switch................8W-12-22
Passenger Door Module....................8W-12-34
Passenger Heated Seat Switch...............8W-12-22
Passenger Lumbar Switch...................8W-12-9
Passenger Power Seat Switch.................8W-12-9
Power Amplifier.........................8W-12-11
Power Connector........................8W-12-11
Power Distribution Center....8W-12-10, 11, 15, 17, 20, 21, 34
Powertrain Control Module.................8W-12-18
Radio.............................8W-12-11, 26
Rain Sensor...........................8W-12-25
Rear Window Defogger....................8W-12-17
Rear Window Defogger Relay................8W-12-17
Rear Wiper Motor.....................8W-12-16, 30
Remote Keyless Module....................8W-12-15
Right Courtesy Lamp.....................8W-12-16
Right Door Handle Courtesy Lamp........8W-12-16, 24, 30
Right Fog Lamp........................8W-12-24
Right Front Park Lamp....................8W-12-14
Right Front Park/Turn Signal Lamp..........8W-12-14, 33
Right Front Side Marker Lamp.............8W-12-14, 33
Right Front Turn Signal Lamp...............8W-12-33
Right Headlamp Leveling Motor..............8W-12-14
Right High Beam Headlamp.................8W-12-10
Right Liftgate Ajar Switch..................8W-12-30
Right Low Beam Headlamp.................8W-12-20
Right Multi-Function Switch.................8W-12-26
Right Rear Lamp Assembly..........8W-12-12, 13, 32, 36
Right Side Repeater Lamp..................8W-12-32
Right Visor/Vanity Lamp.................8W-12-16, 30
Seat Module...........................8W-12-9
Sentry Key Immobilizer Module............8W-12-15, 23
Shifter Assembly......................8W-12-18, 19
Siren...............................8W-12-15
Sunroof Control Module....................8W-12-25
Temperature Valve Actuator.................8W-12-22
Trailer Tow Brake Lamp Relay...............8W-12-21
Trailer Tow Circuit Breaker.................8W-12-17
Trailer Tow Connector.....................8W-12-12
Trailer Tow Left Turn Relay.................8W-12-27
Trailer Tow Right Turn Relay................8W-12-32
Transmission Control Module..............8W-12-18, 26
Transmission Solenoid/TRS Assembly...........8W-12-22
Underhood Lamp........................8W-12-15
Vehicle Information Center...............8W-12-16, 23
Wiper High/Low Relay..................8W-12-28, 29
Wiper On/Off Relay....................8W-12-28, 29
WJ8W-12 JUNCTION BLOCK 8W - 12 - 1
Page 742 of 2199

8W-15 GROUND DISTRIBUTION
Component Page
A/C Compressor Clutch.................. 8W-15-4
Adjustable Pedals Module............. 8W-15-17, 21
Airbag Control Module.................. 8W-15-16
Ash Receiver Lamp.................... 8W-15-14
Automatic Day/Night Mirror.............. 8W-15-19
Automatic Zone Control Module........... 8W-15-15
Battery............................ 8W-15-2, 3
Blower Motor Controller................. 8W-15-15
Body Control Module.............. 8W-15-12, 13, 15
Brake Lamp Switch................. 8W-15-17, 22
Center High Mounted Stop Lamp.......... 8W-15-20
Cigar Lighter........................ 8W-15-14
Cigar Lighter Relay.................... 8W-15-12
Controller Antilock Brake................ 8W-15-12
Coolant Level Sensor............... 8W-15-9, 10, 11
Crankcase Heater...................... 8W-15-4
Data Link Connector.................. 8W-15-2, 3
Driver Cylinder Lock Switch.............. 8W-15-16
Driver Door Lock Motor/Ajar Switch........ 8W-15-16
Driver Door Module.................... 8W-15-16
Driver Heated Seat Switch............... 8W-15-14
Driver Lumbar Switch............... 8W-15-18, 21
Driver Power Seat Switch............. 8W-15-18, 21
Driver Rear Power Window Switch....... 8W-15-18, 21
Electric Brake........................ 8W-15-17
Electronic Speed Control Servo.......... 8W-15-9, 10
Engine Control Module.................. 8W-15-3
Front Power Outlet.................... 8W-15-14
Front Washer Pump................... 8W-15-6, 7
Front Wiper Motor.................... 8W-15-6, 7
Fuel Pump Module.................... 8W-15-19
G100............................. 8W-15-2, 3
G101............................. 8W-15-2, 3
G102............................... 8W-15-2
G103............................. 8W-15-2, 3
G104............................... 8W-15-4
G105............................... 8W-15-4
G106............................. 8W-15-6, 7
G107.............................. 8W-15-12
G108.......................... 8W-15-9, 10, 11
G200......................... 8W-15-13, 14, 15
G201.............................. 8W-15-16
G300......................... 8W-15-16, 17, 18
G301......................... 8W-15-19, 21, 22
Headlamp Leveling Switch............... 8W-15-15
Hood Ajar Switch..................... 8W-15-6, 7
Horn No. 1...................... 8W-15-9, 10, 11
Horn No. 2...................... 8W-15-9, 10, 11
Hydraulic Cooling Module........... 8W-15-9, 10, 11
Ignition Switch....................... 8W-15-15
Instrument Cluster.................. 8W-15-13, 14
Intake Port Swirl Actuator................ 8W-15-3
Intrusion Transceiver Module.......... 8W-15-21, 22
Junction Block.................. 8W-15-12, 13, 15
Left Fog Lamp...................... 8W-15-6, 7
Left Front Park Lamp................... 8W-15-5
Left Front Park/Turn Signal Lamp.......... 8W-15-5
Left Front Turn Signal Lamp.............. 8W-15-5
Left Headlamp Leveling Motor............. 8W-15-5
Left High Beam Headlamp................ 8W-15-5
Component Page
Left Liftgate Ajar Switch................ 8W-15-20
Left Low Beam Headlamp................ 8W-15-5
Left Multi-Function Switch............... 8W-15-15
Left Rear Door Lock Motor/Ajar Switch.... 8W-15-21, 22
Left Rear Lamp Assembly............... 8W-15-19
Left Side Repeater Lamp............... 8W-15-6, 7
License Lamp No. 1.................... 8W-15-20
License Lamp No. 2.................... 8W-15-20
Liftgate Flip-Up Ajar Switch.............. 8W-15-20
Liftgate Flip-Up Release Solenoid.......... 8W-15-20
Line Pressure Sensor.................... 8W-15-2
Low Beam/Daytime Running Lamp Relay.... 8W-15-12
Manual Temperature Control........... 8W-15-13, 15
Oxygen Sensor 1/2 Downstream............ 8W-15-4
Oxygen Sensor 2/2 Downstream............ 8W-15-4
Park Lamp Relay..................... 8W-15-12
Passenger Door Lock Motor/Ajar Switch...... 8W-15-16
Passenger Door Module................. 8W-15-16
Passenger Heated Seat Switch............ 8W-15-14
Passenger Lumbar Switch............. 8W-15-17, 22
Passenger Power Seat Switch.......... 8W-15-17, 22
Passenger Rear Power Window Switch.... 8W-15-16, 22
Power Amplifier.................... 8W-15-17, 18
Power Connector...................... 8W-15-15
Powertrain Control Module............... 8W-15-2
Radio........................... 8W-15-17, 18
Rain Sensor....................... 8W-15-21, 22
Rear Power Outlet.................. 8W-15-17, 18
Rear Washer Pump................... 8W-15-6, 7
Rear Window Defogger.................. 8W-15-20
Rear Wiper Motor..................... 8W-15-20
Remote Keyless Module................. 8W-15-16
Right Fog Lamp.................. 8W-15-9, 10, 11
Right Front Park Lamp.................. 8W-15-8
Right Front Park/Turn Signal Lamp......... 8W-15-8
Right Front Turn Signal Lamp............. 8W-15-8
Right Headlamp Leveling Motor............ 8W-15-8
Right High Beam Headlamp............... 8W-15-8
Right Low Beam Headlamp............... 8W-15-8
Right Rear Door Lock Motor/Ajar Switch . . 8W-15-16, 18
Right Rear Lamp Assembly............ 8W-15-17, 18
Right Side Repeater Lamp........... 8W-15-9, 10, 11
Seat Module...................... 8W-15-18, 21
Sentry Key Immobilizer Module........... 8W-15-13
Shifter Assembly................... 8W-15-14, 15
Siren............................. 8W-15-6, 7
Sunroof Control Module................. 8W-15-19
Sunroof Motor........................ 8W-15-19
Sunroof Switch....................... 8W-15-19
Temperature Valve Actuator.............. 8W-15-13
Trailer Tow Brake Lamp Relay............ 8W-15-19
Trailer Tow Connector.................. 8W-15-19
Trailer Tow Left Turn Relay.............. 8W-15-19
Trailer Tow Right Turn Relay............. 8W-15-19
Transmission Control Module.............. 8W-15-2
Transmission Control Relay............ 8W-15-9, 10
Underhood Lamp..................... 8W-15-6, 7
Vehicle Information Center............ 8W-15-21, 22
Viscous/Cabin Heater................... 8W-15-4
Washer Fluid Level Switch.............. 8W-15-6, 7
WJ8W-15 GROUND DISTRIBUTION 8W - 15 - 1
Page 956 of 2199

8W-50 FRONT LIGHTING
Component Page
Automatic Headlamp Light
Sensor/VTSS LED.................. 8W-50-2
Body Control Module...... 8W-50-2, 3, 4, 6, 12, 13
Combination Flasher................ 8W-50-3, 6
Fog Lamp Relay.................... 8W-50-12
Fuse 3............................. 8W-50-4
Fuse 6............................. 8W-50-6
Fuse 14......................... 8W-50-4, 13
Fuse 15......................... 8W-50-4, 13
Fuse 16............................ 8W-50-4
Fuse 24........................... 8W-50-12
G106.................. 8W-50-5, 10, 11, 12, 13
G108.................... 8W-50-5, 7, 8, 12, 13
G200....................... 8W-50-3, 6, 9, 13
Headlamp Leveling Switch............. 8W-50-9
High Beam Relay.................. 8W-50-3, 4
Junction Block.............. 8W-50-3, 4, 5, 6, 7,
8, 10, 11, 12, 13
Left Fog Lamp..................... 8W-50-12
Left Front Park Lamp............. 8W-50-10, 11
Left Front Park/Turn Signal Lamp...... 8W-50-10Component Page
Left Front Side Marker Lamp.......... 8W-50-10
Left Front Turn Signal Lamp.......... 8W-50-11
Left Headlamp Leveling Motor......... 8W-50-11
Left High Beam Headlamp............. 8W-50-5
Left Low Beam Headlamp........... 8W-50-5, 13
Left Multi-Function Switch......... 8W-50-2, 3, 4
Left Side Repeater Lamp............. 8W-50-11
Low Beam Relay..................... 8W-50-4
Low Beam/Daytime Running
Lamp Relay...................... 8W-50-13
Park Lamp Relay.................... 8W-50-6
Right Fog Lamp.................... 8W-50-12
Right Front Park Lamp............. 8W-50-7, 8
Right Front Park/Turn Signal Lamp...... 8W-50-7
Right Front Side Marker Lamp......... 8W-50-7
Right Front Turn Signal Lamp.......... 8W-50-8
Right Headlamp Leveling Motor......... 8W-50-8
Right High Beam Headlamp............ 8W-50-5
Right Low Beam Headlamp......... 8W-50-5, 13
Right Rear Lamp Assembly........... 8W-50-7, 8
Right Side Repeater Lamp............. 8W-50-8
WJ8W-50 FRONT LIGHTING 8W - 50 - 1
Page 980 of 2199

8W-52 TURN SIGNALS
Component Page
Body Control Module............... 8W-52-3, 5
Combination Flasher.......... 8W-52-2, 3, 5, 7, 8
Fuse 4............................. 8W-52-2
Fuse 6........................... 8W-52-3, 5
Fuse 20............................ 8W-52-2
G106............................ 8W-52-5, 6
G108............................ 8W-52-3, 4
G200.......................... 8W-52-2, 3, 5
G300............................ 8W-52-7, 8
G301............................ 8W-52-7, 8
Instrument Cluster................. 8W-52-3, 5
Junction Block............... 8W-52-2, 3, 5, 7, 8
Left Front Park Lamp................ 8W-52-6
Left Front Park/Turn Signal Lamp....... 8W-52-6Component Page
Left Front Side Marker Lamp........... 8W-52-6
Left Front Turn Signal Lamp......... 8W-52-5, 6
Left Multi-Function Switch............. 8W-52-2
Left Rear Lamp Assembly............ 8W-52-7, 8
Left Side Repeater Lamp.............. 8W-52-5
Park Lamp Relay.................. 8W-52-3, 5
Right Front Park Lamp............... 8W-52-4
Right Front Park/Turn Signal Lamp...... 8W-52-4
Right Front Side Marker Lamp......... 8W-52-4
Right Front Turn Signal Lamp........ 8W-52-3, 4
Right Rear Lamp Assembly......... 8W-52-3, 7, 8
Right Side Repeater Lamp............. 8W-52-3
Trailer Tow Left Turn Relay............ 8W-52-7
Trailer Tow Right Turn Relay........... 8W-52-7
WJ8W-52 TURN SIGNALS 8W - 52 - 1
Page 1050 of 2199

Component Page
DRIVER SEAT BELT SWITCH........ 8W-80-74
DRIVER SIDE IMPACT SENSOR...... 8W-80-74
EGR SOLENOID (DIESEL)........... 8W-80-74
ELECTRIC BRAKE
(EXCEPT BUILT-UP-EXPORT)...... 8W-80-74
ELECTRONIC SPEED CONTROL
SERVO ......................... 8W-80-74
ENGINE CONTROL MODULE C1
(DIESEL)....................... 8W-80-75
ENGINE CONTROL MODULE C2
(DIESEL)....................... 8W-80-76
ENGINE COOLANT TEMPERATURE
SENSOR (DIESEL)................ 8W-80-77
ENGINE COOLANT TEMPERATURE
SENSOR (GAS)................... 8W-80-77
ENGINE OIL PRESSURE
SENSOR (DIESEL)................ 8W-80-77
ENGINE OIL PRESSURE
SENSOR (GAS)................... 8W-80-78
EVAP/PURGE SOLENOID (GAS)....... 8W-80-78
FRONT POWER OUTLET............ 8W-80-78
FRONT WASHER PUMP............. 8W-80-78
FRONT WIPER MOTOR............. 8W-80-78
FUEL INJECTOR NO. 1 (DIESEL)..... 8W-80-79
FUEL INJECTOR NO. 1 (GAS)........ 8W-80-79
FUEL INJECTOR NO. 2 (DIESEL)..... 8W-80-79
FUEL INJECTOR NO. 2 (GAS)........ 8W-80-79
FUEL INJECTOR NO. 3 (DIESEL)..... 8W-80-79
FUEL INJECTOR NO. 3 (GAS)........ 8W-80-80
FUEL INJECTOR NO. 4 (DIESEL)..... 8W-80-80
FUEL INJECTOR NO. 4 (GAS)........ 8W-80-80
FUEL INJECTOR NO. 5 (DIESEL)..... 8W-80-80
FUEL INJECTOR NO. 5 (GAS)........ 8W-80-81
FUEL INJECTOR NO. 6 (GAS)........ 8W-80-81
FUEL INJECTOR NO. 7 (4.7L)........ 8W-80-81
FUEL INJECTOR NO. 8 (4.7L)........ 8W-80-81
FUEL PRESSURE SENSOR (DIESEL) . . 8W-80-82
FUEL PRESSURE SOLENOID
(DIESEL)....................... 8W-80-82
FUEL PUMP MODULE (GAS)......... 8W-80-82
FUEL TANK MODULE (DIESEL)...... 8W-80-82
GENERATOR (DIESEL).............. 8W-80-82
GENERATOR (GAS)................. 8W-80-83
GLOVE BOX LAMP................. 8W-80-83
HEADLAMP LEVELING SWITCH
(BUILT-UP-EXPORT).............. 8W-80-83
HOOD AJAR SWITCH
(BUILT-UP-EXPORT).............. 8W-80-83
HORN NO. 1....................... 8W-80-83
HORN NO. 2....................... 8W-80-84
HYDRAULIC COOLING MODULE..... 8W-80-84
IDLE AIR CONTROL MOTOR......... 8W-80-84
IGNITION SWITCH C1.............. 8W-80-84
IGNITION SWITCH C2.............. 8W-80-84
INPUT SPEED SENSOR (4.7L)........ 8W-80-85Component Page
INSTRUMENT CLUSTER............ 8W-80-85
INTAKE AIR TEMPERATURE
SENSOR (DIESEL)................ 8W-80-85
INTAKE AIR TEMPERATURE
SENSOR (GAS)................... 8W-80-85
INTAKE PORT SWIRL ACTUATOR
(DIESEL)....................... 8W-80-86
INTRUSION TRANSCEIVER MODULE
(BUILT-UP-EXPORT).............. 8W-80-86
JUNCTION BLOCK BODY
CONTROL MODULE.............. 8W-80-86
JUNCTION BLOCK C1.............. 8W-80-87
JUNCTION BLOCK C2 (LHD)......... 8W-80-88
JUNCTION BLOCK C2 (RHD)......... 8W-80-89
JUNCTION BLOCK C3.............. 8W-80-90
JUNCTION BLOCK C4.............. 8W-80-91
JUNCTION BLOCK C5.............. 8W-80-91
KNOCK SENSOR................... 8W-80-91
LEAK DETECTION PUMP (EXCEPT
BUILT-UP-EXPORT)............... 8W-80-91
LEFT COURTESY LAMP............. 8W-80-91
LEFT DOOR HANDLE COURTESY
LAMP.......................... 8W-80-92
LEFT FOG LAMP................... 8W-80-92
LEFT FRONT DOOR SPEAKER....... 8W-80-92
LEFT FRONT IMPACT SENSOR....... 8W-80-92
LEFT FRONT PARK LAMP........... 8W-80-92
LEFT FRONT PARK/TURN SIGNAL LAMP
(EXCEPT BUILT-UP-EXPORT)...... 8W-80-93
LEFT FRONT SIDE MARKER LAMP
(EXCEPT BUILT-UP-EXPORT)...... 8W-80-93
LEFT FRONT TURN SIGNAL LAMP
(BUILT-UP-EXPORT).............. 8W-80-93
LEFT FRONT WHEEL SPEED
SENSOR........................ 8W-80-93
LEFT HEADLAMP LEVELING MOTOR
(BUILT-UP-EXPORT).............. 8W-80-94
LEFT HIGH BEAM HEADLAMP....... 8W-80-94
LEFT INSTRUMENT PANEL SPEAKER . 8W-80-94
LEFT LIFTGATE AJAR SWITCH....... 8W-80-94
LEFT LOW BEAM HEADLAMP....... 8W-80-94
LEFT MULTI-FUNCTION SWITCH.... 8W-80-95
LEFT REAR DOOR LOCK
MOTOR/AJAR SWITCH............ 8W-80-95
LEFT REAR DOOR SPEAKER......... 8W-80-95
LEFT REAR LAMP ASSEMBLY........ 8W-80-95
LEFT REAR WHEEL SPEED
SENSOR........................ 8W-80-96
LEFT REMOTE RADIO SWITCH...... 8W-80-96
LEFT SIDE REPEATER LAMP
(BUILT-UP-EXPORT).............. 8W-80-96
LEFT VISOR/VANITY LAMP.......... 8W-80-96
LICENSE LAMP NO. 1.............. 8W-80-96
LICENSE LAMP NO. 2.............. 8W-80-97
LIFTGATE FLIP-UP AJAR SWITCH.... 8W-80-97
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 3
Page 1051 of 2199

Component Page
LIFTGATE FLIP-UP PUSH
BUTTON SWITCH................ 8W-80-97
LIFTGATE FLIP-UP RELEASE
SOLENOID...................... 8W-80-97
LIFTGATE POWER LOCK MOTOR..... 8W-80-97
LINE PRESSURE SENSOR (4.7L)...... 8W-80-98
MANIFOLD ABSOLUTE PRESSURE
SENSOR (4.0L)................... 8W-80-98
MANIFOLD ABSOLUTE PRESSURE
SENSOR (4.7L)................... 8W-80-98
MANUAL TEMPERATURE
CONTROL C1 (MTC).............. 8W-80-98
MANUAL TEMPERATURE
CONTROL C2 (MTC).............. 8W-80-99
MASS AIR FLOW SENSOR (DIESEL) . . . 8W-80-99
MODE DOOR MOTOR/ACTUATOR
(AZC).......................... 8W-80-99
NEEDLE MOVEMENT SENSOR
(DIESEL)....................... 8W-80-99
OUTPUT SPEED SENSOR (4.0L)...... 8W-80-99
OUTPUT SPEED SENSOR (4.7L)..... 8W-80-100
OVERHEAD MAP/COURTESY LAMP . . 8W-80-100
OXYGEN SENSOR 1/1 UPSTREAM.... 8W-80-100
OXYGEN SENSOR 1/2 DOWNSTREAM . 8W-80-100
OXYGEN SENSOR 2/1 UPSTREAM.... 8W-80-100
OXYGEN SENSOR 2/2
DOWNSTREAM................. 8W-80-101
PARK/NEUTRAL POSITION SWITCH
(4.0L).......................... 8W-80-101
PARK/NEUTRAL POSITION SWITCH
(DIESEL)...................... 8W-80-101
PASSENGER AIRBAG.............. 8W-80-101
PASSENGER BLEND DOOR
MOTOR/ACTUATOR (LHD) (AZC) . . . 8W-80-101
PASSENGER BLEND DOOR
MOTOR/ACTUATOR (RHD) (AZC) . . . 8W-80-102
PASSENGER CURTAIN AIRBAG...... 8W-80-102
PASSENGER DOOR LOCK MOTOR/AJAR
SWITCH....................... 8W-80-102
PASSENGER DOOR MODULE C1..... 8W-80-102
PASSENGER DOOR MODULE C2..... 8W-80-103
PASSENGER FRONT DOOR
COURTESY LAMP............... 8W-80-103
PASSENGER FRONT POWER
WINDOW MOTOR............... 8W-80-103
PASSENGER HEATED SEAT BACK
(PREMIUM I/III)................. 8W-80-103
PASSENGER HEATED SEAT CUSHION
(PREMIUM I/III)................. 8W-80-104
PASSENGER HEATED SEAT SWITCH . 8W-80-104
PASSENGER LUMBAR MOTOR
(MIDLINE/PREMIUM)............ 8W-80-104
PASSENGER LUMBAR SWITCH
(MIDLINE/PREMIUM)............ 8W-80-104
PASSENGER POWER MIRROR....... 8W-80-105Component Page
PASSENGER POWER SEAT FRONT
RISER MOTOR.................. 8W-80-105
PASSENGER POWER SEAT
HORIZONTAL MOTOR........... 8W-80-105
PASSENGER POWER SEAT REAR
RISER MOTOR.................. 8W-80-105
PASSENGER POWER SEAT RECLINER
MOTOR (MIDLINE/PREMIUM)..... 8W-80-106
PASSENGER POWER SEAT SWITCH
(MIDLINE/PREMIUM)............ 8W-80-106
PASSENGER REAR POWER
WINDOW MOTOR............... 8W-80-106
PASSENGER REAR POWER
WINDOW SWITCH............... 8W-80-106
PASSENGER SEAT BELT SWITCH.... 8W-80-106
PASSENGER SIDE IMPACT
SENSOR....................... 8W-80-107
POWER AMPLIFIER C1
(PREMIUM RADIO).............. 8W-80-107
POWER AMPLIFIER C2
(PREMIUM RADIO).............. 8W-80-107
POWER CONNECTOR.............. 8W-80-108
POWERTRAIN CONTROL
MODULE C1 (GAS).............. 8W-80-108
POWERTRAIN CONTROL
MODULE C2 (GAS).............. 8W-80-109
POWERTRAIN CONTROL
MODULE C3 (GAS).............. 8W-80-110
RADIATOR FAN MOTOR............ 8W-80-110
RADIATOR FAN RELAY............. 8W-80-111
RADIO C1........................ 8W-80-111
RADIO C2........................ 8W-80-111
RAIN SENSOR (AUTOWIPE)......... 8W-80-112
REAR POWER OUTLET............. 8W-80-112
REAR WASHER PUMP.............. 8W-80-112
REAR WIPER MOTOR.............. 8W-80-112
RECIRCULATION DOOR
MOTOR/ACTUATOR (AZC)......... 8W-80-112
RED BRAKE WARNING INDICATOR
SWITCH....................... 8W-80-113
REMOTE KEYLESS MODULE
(JAPAN)....................... 8W-80-113
RIGHT COURTESY LAMP........... 8W-80-113
RIGHT DOOR HANDLE
COURTESY LAMP............... 8W-80-113
RIGHT FOG LAMP................. 8W-80-113
RIGHT FRONT DOOR SPEAKER..... 8W-80-114
RIGHT FRONT IMPACT SENSOR..... 8W-80-114
RIGHT FRONT PARK LAMP......... 8W-80-114
RIGHT FRONT PARK/TURN SIGNAL LAMP
(EXCEPT BUILT-UP-EXPORT)...... 8W-80-114
RIGHT FRONT SIDE MARKER LAMP
(EXCEPT BUILT-UP-EXPORT)...... 8W-80-115
RIGHT FRONT TURN SIGNAL LAMP
(BUILT-UP-EXPORT)............. 8W-80-115
8W - 80 - 4 8W-80 CONNECTOR PIN-OUTWJ
Page 1053 of 2199

A/C COMPRESSOR CLUTCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C2 18DB/YL A/C COMPRESSOR CLUTCH RELAY OUTPUT
2 Z18 18BK GROUND
A/C PRESSURE TRANSDUCER - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K6 18VT/WT (DIESEL) SENSOR REFERENCE VOLTAGE B
2 K6 18VT/BK (GAS) 5 VOLT SUPPLY
3 C18 18DB A/C PRESSURE SIGNAL
4- -
ACCELERATOR PEDAL POSITION SENSOR (DIESEL) - BLACK 10 WAY
CAV CIRCUIT FUNCTION
1- -
2 F855 18BR/YL SENSOR REFERENCE VOLTAGE A
3 K22 14RD/DB ACCELERATOR PEDAL POSITION SENSOR 2 SIGNAL
4- -
5- -
6 K225 18BK ACCELERATOR PEDAL POSITION SENSOR 2 GROUND
7 K81 20DB/DG ACCELERATOR PEDAL POSITION SENSOR 1 SIGNAL
8 K255 20WT/DG ACCELERATOR PEDAL POSITION SENSOR 1 GROUND
9- -
10 Y43 20WT/VT ACCELERATOR PEDAL POSITION SENSOR 1 5-VOLT
SUPPLY
ADJUSTABLE PEDALS MODULE (EXCEPT BUILT-UP-EXPORT) - GREEN 14 WAY
CAV CIRCUIT FUNCTION
1 Y151 20LG/BR ADJUSTABLE PEDALS SWITCH SENSE (FORWARD)
2 Y152 20LG/OR ADJUSTABLE PEDALS SWITCH SENSE (REARWARD)
3 Q110 16OR/VT ADJUSTABLE PEDALS MOTOR (FORWARD)
4 F72 16RD/YL FUSED B(+)
5- -
6 Q111 16OR/GY ADJUSTABLE PEDALS MOTOR (REARWARD)
7 Q113 20OR/DB (MEMORY) PEDAL POSITION SENSOR FEED
8 Q112 20OR/YL (MEMORY) PEDAL POSITION SENSOR SENSE
9 Q114 20OR/TN (MEMORY) PEDAL POSITION SENSOR RETURN
10 Z151 16BK GROUND
11 Z155 20BK/OR GROUND
12 L1 18WT/BR BACK-UP LAMP FEED
13 D25 20VT/YL PCI BUS
14 Y153 16DB/RD ADJUSTABLE PEDALS SWITCH FEED
8W - 80 - 6 8W-80 CONNECTOR PIN-OUTWJ