
8W-18 BUS COMMUNICATIONS
Component Page
A/C-Heater Control.................. 8Wa-18-4
Auto Temp Control.................. 8Wa-18-4
Battery........................... 8Wa-18-2
Battery........................... 8Wa-18-3
Body Control Module............. 8Wa-18-2, 3, 4
Cabin Heater Assist................. 8Wa-18-3
CD Changer....................... 8Wa-18-4
Controller Antilock Brake............. 8Wa-18-4
Data Link Connector............. 8Wa-18-2, 3, 4
Diagnostic Junction Port........ 8Wa-18-2, 3, 4, 5
Engine Control Module............. 8Wa-18-3, 5
Front Control Module............ 8Wa-18-2, 3, 4
G100........................... 8Wa-18-2, 3
G101........................... 8Wa-18-2, 3
G300........................... 8Wa-18-2, 3
Instrument Cluster.................. 8Wa-18-4Component Page
Intelligent Power Module......... 8Wa-18-2, 3, 4
Left Side Impact Airbag Control Module . . 8Wa-18-5
Left Sliding Door Control Module....... 8Wa-18-5
Memory Seat/ Mirror Module.......... 8Wa-18-5
Occupant Restraint Controller......... 8Wa-18-4
Overhead Console................... 8Wa-18-4
Power Liftgate Module............... 8Wa-18-5
Powertrain Control Module.......... 8Wa-18-2, 5
PTC7 .......................... 8Wa-18-2, 3
Radio............................. 8Wa-18-4
Right Side Impact Airbag Control
Module......................... 8Wa-18-5
Right Sliding Door Control Module...... 8Wa-18-5
Sentry Key Immobilizer Module........ 8Wa-18-5
Thatcham Alarm Module.......... 8Wa-18-2, 3, 5
Transmission Control Module........ 8Wa-18-2, 4
RG8W-18 BUS COMMUNICATIONS8Wa-18-1

8W-21 STARTING SYSTEM
Component Page
Battery......................... 8Wa-21-2, 3
Clutch Pedal Interlock Switch
Jumper....................... 8Wa-21-2, 3
Clutch Pedal Interlock Switch........ 8Wa-21-2, 3
Engine Control Module............... 8Wa-21-3
Front Control Module................ 8Wa-21-2
Fuse 9 (IPM)..................... 8Wa-21-2, 3
Fuselink........................ 8Wa-21-2, 3Component Page
G101........................... 8Wa-21-2, 3
Generator....................... 8Wa-21-2, 3
Ignition Switch................... 8Wa-21-2, 3
Intelligent Power Module........... 8Wa-21-2, 3
Powertrain Control Module............ 8Wa-21-2
Starter Motor.................... 8Wa-21-2, 3
Starter Motor Relay............... 8Wa-21-2, 3
RG8W-21 STARTING SYSTEM8Wa-21-1

8W-30 FUEL/IGNITION SYSTEM
Component Page
A/C Compressor Clutch.............. 8Wa-30-17
A/C Compressor Clutch Relay....... 8Wa-30-3, 17
A/C Pressure Sensor........... 8Wa-30-9, 15, 24
Accelerator Pedal Position Sensor...... 8Wa-30-31
Auto Shut Down Relay.... 8Wa-30-2, 5, 7, 8, 12, 13
Battery..................... 8Wa-30-2, 17, 25
Battery Temperature Sensor.......... 8Wa-30-24
Body Control Module.............. 8Wa-30-4, 18
Boost Pressure Sensor............... 8Wa-30-24
Brake Lamp Switch............ 8Wa-30-6, 20, 30
Cabin Heater Assist................ 8Wa-30-21
Camshaft Position Sensor....... 8Wa-30-7, 13, 23
Clockspring..................... 8Wa-30-3, 22
Clutch Departure Switch............. 8Wa-30-29
Crank Case Ventilation Heater........ 8Wa-30-18
Crankshaft Position Sensor...... 8Wa-30-7, 13, 23
Data Link Connector.............. 8Wa-30-4, 21
Diagnostic Junction Port........... 8Wa-30-4, 22
Dosing Pump...................... 8Wa-30-21
ECM/PCM Relay....... 8Wa-30-17, 19, 23, 25, 27
EGR Solenoid................... 8Wa-30-5, 27
Engine Control Module..... 8Wa-30-17, 18, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
Engine Coolant Temp Sensor..... 8Wa-30-9, 15, 24
Engine Oil Pressure Sensor........... 8Wa-30-20
Engine Oil Pressure Switch........... 8Wa-30-6
Engine Oil Temperature Sensor....... 8Wa-30-23
EVAP/Purge Solenoid................ 8Wa-30-3
Front Control Module........ 8Wa-30-3, 4, 21, 29
Fuel Heater....................... 8Wa-30-28
Fuel Heater Relay............... 8Wa-30-18, 28
Fuel Injector No. 1............. 8Wa-30-8, 12, 26
Fuel Injector No. 2............. 8Wa-30-8, 12, 26
Fuel Injector No. 3............. 8Wa-30-8, 12, 26
Fuel Injector No. 4............. 8Wa-30-8, 12, 26
Fuel Injector No. 5................. 8Wa-30-12
Fuel Injector No. 6................. 8Wa-30-12
Fuel Pressure Sensor............... 8Wa-30-30
Fuel Pressure Solenoid.............. 8Wa-30-19
Fuel Pump Module............... 8Wa-30-4, 18
Fuel Pump Relay................... 8Wa-30-4
Fuse 15 (IPM) (Diesel)............ 8Wa-30-21, 28
Fuse 16 (IPM (Diesel).... 8Wa-30-17, 19, 23, 25, 27
Fuse 16 (IPM) (Gas)...... 8Wa-30-2, 5, 7, 8, 12, 13
Fuse 17 (IPM) (Diesel)............ 8Wa-30-18, 28
Fuse 17 (IPM) (Gas)............... 8Wa-30-2, 4
Fuse 18 (IPM)..................... 8Wa-30-17Component Page
Fuse 26 (IPM)..................... 8Wa-30-30
Fuselink......................... 8Wa-30-25
G100.......................... 8Wa-30-2, 17
G101.......................... 8Wa-30-2, 17
G103.................. 8Wa-30-5, 6, 17, 18, 21
G200............................ 8Wa-30-22
G300....................... 8Wa-30-6, 20, 29
G302....................... 8Wa-30-4, 18, 28
Generator...................... 8Wa-30-2, 18
Glow Plug No. 1................... 8Wa-30-25
Glow Plug No. 2................... 8Wa-30-25
Glow Plug No. 3................... 8Wa-30-25
Glow Plug No. 4................... 8Wa-30-25
Glow Plug Relay................... 8Wa-30-25
Idle Air Control Motor............ 8Wa-30-11, 14
Ignition Coil.................... 8Wa-30-7, 13
Ignition Switch.................... 8Wa-30-16
Inlet Air Temperature Sensor...... 8Wa-30-10, 14
Intelligent Power Module . . . 8Wa-30-2, 3, 4, 5, 7, 8,
12, 13, 16, 17, 18, 19, 21, 23, 25, 27, 28, 29, 30
Knock Sensor................... 8Wa-30-9, 15
Leak Detection Pump............... 8Wa-30-16
Left Speed Control Switch.......... 8Wa-30-3, 22
Lift Pump Motor................... 8Wa-30-28
Lift Pump Relay................... 8Wa-30-28
Manifold Absolute Pressure Sensor . . . 8Wa-30-9, 15
Mass Air Flow Sensor............... 8Wa-30-19
Oxygen Sensor 1/1 Upstream.......... 8Wa-30-5
Oxygen Sensor 1/2 Downstream........ 8Wa-30-5
Park/Neutral Position Switch......... 8Wa-30-11
Powertrain Control Module . . . 8Wa-30-2, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16
Radiator Fan Relay.................. 8Wa-30-3
Radiator Fan Relay No. 1............ 8Wa-30-30
Radiator Fan Relay No. 2............ 8Wa-30-30
Radiator Fan Relay No. 3............ 8Wa-30-30
Right Speed Control Switch......... 8Wa-30-3, 22
Speed Control Servo................. 8Wa-30-6
Starter Motor Relay.............. 8Wa-30-4, 18
Throttle Position Sensor.......... 8Wa-30-10, 14
Torque Converter Clutch Solenoid...... 8Wa-30-16
Transmission Control
Module................. 8Wa-30-7, 10, 11, 14
Transmission Range Sensor........ 8Wa-30-11, 14
Vehicle Speed Sensor........... 8Wa-30-7, 11, 27
Water In Fuel Sensor............... 8Wa-30-29
RG8W-30 FUEL/IGNITION SYSTEM8Wa-30-1

8W-31 TRANSMISSION CONTROL SYSTEM
Component Page
Autostick Switch.................... 8Wa-31-5
Battery........................... 8Wa-31-2
Brake Transmission Shift Interlock
Solenoid........................ 8Wa-31-4
Crankshaft Position Sensor............ 8Wa-31-3
Data Link Connector................. 8Wa-31-8
Front Control Module.......... 8Wa-31-4, 5, 8, 9
Fuse 15 (IPM) (Gas)............. 8Wa-31-2, 6, 7
G100............................. 8Wa-31-2
G101............................. 8Wa-31-2
G103........................... 8Wa-31-5, 9
G200............................. 8Wa-31-5
Ignition Switch..................... 8Wa-31-9Component Page
Intelligent Power Module . . 8Wa-31-2, 4, 5, 6, 7, 8, 9
Park/Neutral Position Switch.......... 8Wa-31-9
Powertrain Control Module...... 8Wa-31-3, 4, 8, 9
Solenoid/Pressure Switch Assy....... 8Wa-31-6, 7
Speed Sensor- Input................. 8Wa-31-5
Speed Sensor- Output................ 8Wa-31-5
Throttle Position Sensor.............. 8Wa-31-3
Torque Converter Clutch Solenoid....... 8Wa-31-9
Transmission Control Module.... 8Wa-31-2, 3, 4, 5,
6, 7, 8
Transmission Control Relay....... 8Wa-31-2, 6, 7
Transmission Range Sensor......... 8Wa-31-4, 5
RG8W-31 TRANSMISSION CONTROL SYSTEM8Wa-31-1

8W-33 VEHICLE SPEED CONTROL
Component Page
Brake Lamp Switch................. 8Wa-33-3
Clockspring...................... 8Wa-33-2, 4
Clutch Pedal Upstop Switch........... 8Wa-33-4
Engine Control Module............... 8Wa-33-4
G103............................. 8Wa-33-3
G200........................... 8Wa-33-2, 4Component Page
Left Speed Control Switch........... 8Wa-33-2, 4
Powertrain Control Module.......... 8Wa-33-2, 3
Right Speed Control Switch......... 8Wa-33-2, 4
Speed Control Servo................. 8Wa-33-3
Transmission Control Module.......... 8Wa-33-2
Vehicle Speed Sensor............... 8Wa-33-2, 4
RG8W-33 VEHICLE SPEED CONTROL8Wa-33-1

8W-35 ANTILOCK BRAKES
Component Page
Body Control Module................ 8Wa-35-2
Brake Lamp Switch................. 8Wa-35-3
Controller Antilock Brake......... 8Wa-35-2, 3, 4
Diagnostic Junction Port.............. 8Wa-35-3
Engine Control Module............... 8Wa-35-3
Front Control Module................ 8Wa-35-3
Fuse 9 (IPM)....................... 8Wa-35-2
Fuse 21 (IPM)...................... 8Wa-35-2
Fuse 26 (IPM)...................... 8Wa-35-3
G100............................. 8Wa-35-2Component Page
G200............................. 8Wa-35-2
G300............................. 8Wa-35-3
Intelligent Power Module........... 8Wa-35-2, 3
Left Front Wheel Speed Sensor......... 8Wa-35-4
Left Rear Wheel Speed Sensor......... 8Wa-35-4
Powertrain Control Module............ 8Wa-35-3
Right Front Wheel Speed Sensor....... 8Wa-35-4
Right Rear Wheel Speed Sensor........ 8Wa-35-4
Traction Control Switch.............. 8Wa-35-2
RG8W-35 ANTILOCK BRAKES8Wa-35-1

8W-39 VEHICLE THEFT SECURITY SYSTEM
Component Page
Body Control Module . . . 8Wa-39-2, 4, 7, 8, 9, 10, 11,
12, 13, 14, 15
Clockspring........................ 8Wa-39-6
Data Link Connector................. 8Wa-39-4
Diagnostic Junction Port.............. 8Wa-39-4
Driver Door Lock Switch.......... 8Wa-39-12, 13
Engine Control Module............... 8Wa-39-3
Front Control Module.............. 8Wa-39-4, 6
Front Intrusion Sensor............... 8Wa-39-5
Fuse 8 (IPM)....................... 8Wa-39-6
Fuse 14 (IPM)...................... 8Wa-39-2
Fuse 24 (IPM)...................... 8Wa-39-2
G102............................. 8Wa-39-6
G200............................. 8Wa-39-3
G300........... 8Wa-39-7, 8, 9, 10, 11, 12, 13, 14
G301.............. 8Wa-39-7, 8, 9, 10, 11, 12, 13
G302............................ 8Wa-39-15
G400......................... 8Wa-39-14, 15
High Note Horn.................... 8Wa-39-6
Hood Ajar Switch.................. 8Wa-39-14
Horn Relay........................ 8Wa-39-6
Horn Switch....................... 8Wa-39-6
Ignition Switch................... 8Wa-39-3, 4
Intelligent Power Module......... 8Wa-39-2, 4, 6
Left Cylinder Lock Switch......... 8Wa-39-12, 13
Left Front Door Ajar Switch........... 8Wa-39-7
Left Front Door Lock Motor/
Ajar Switch.................... 8Wa-39-7, 8Component Page
Left Sliding Door Control Module.... 8Wa-39-9, 10
Left Sliding Door Latch Sensing Switch . . 8Wa-39-9
Left Sliding Door Lock Motor......... 8Wa-39-10
Left Sliding Door Lock Motor/
Ajar Switch..................... 8Wa-39-11
Liftgate Ajar Switch................ 8Wa-39-15
Liftgate Cinch/Release Motor......... 8Wa-39-15
Liftgate Cylinder Lock Switch......... 8Wa-39-14
Low Note Horn..................... 8Wa-39-6
Message Center..................... 8Wa-39-2
Passenger Door Lock Switch....... 8Wa-39-12, 13
Power Liftgate Module.............. 8Wa-39-15
Powertrain Control Module............ 8Wa-39-3
Rear Intrusion Sensor................ 8Wa-39-5
Remote Keyless Entry Module......... 8Wa-39-2
Right Cylinder Lock Switch........ 8Wa-39-12, 13
Right Front Door Ajar Switch.......... 8Wa-39-7
Right Front Door Lock Motor/
Ajar Switch.................... 8Wa-39-7, 8
Right Sliding Door Control Module . . . 8Wa-39-9, 10
Right Sliding Door Latch Sensing Switch . 8Wa-39-9
Right Sliding Door Lock Motor........ 8Wa-39-10
Right Sliding Door Lock Motor/
Ajar Switch..................... 8Wa-39-11
Sentry Key Immobilizer Module...... 8Wa-39-2, 3
Siren............................. 8Wa-39-4
Thatcham Alarm Indicator............ 8Wa-39-5
Thatcham Alarm Module............ 8Wa-39-4, 5
RG8W-39 VEHICLE THEFT SECURITY SYSTEM8Wa-39-1

8W-40 INSTRUMENT CLUSTER
Component Page
Body Control Module . . 8Wa-40-2, 3, 4, 5, 6, 7, 8, 9,
10, 11
Brake Fluid Level Switch............. 8Wa-40-9
Clockspring........................ 8Wa-40-9
Diagnostic Junction Port . . 8Wa-40-2, 3, 4, 5, 6, 7, 8,
9, 12
Engine Control Module.......... 8Wa-40-8, 9, 12
Engine Coolant Temp Sensor........ 8Wa-40-7, 8
Engine Oil Pressure Sensor........... 8Wa-40-12
Engine Oil Pressure Switch........... 8Wa-40-12
Front Control Module................ 8Wa-40-9
Fuel Pump Module.................. 8Wa-40-2
Fuse 24 (IPM)...................... 8Wa-40-2
G200.................... 8Wa-40-2, 10, 11, 12
G300............................. 8Wa-40-9
Instrument Cluster . 8Wa-40-2, 3, 4, 5, 6, 7, 8, 9, 10,
11 , 1 2
Intelligent Power Module........... 8Wa-40-2, 9
Left Front Door Ajar Switch........... 8Wa-40-3
Left Front Door Lock Motor/Ajar Switch . . 8Wa-40-3
Left Sliding Door Control Module....... 8Wa-40-4
Left Sliding Door Latch Sensing Switch . . 8Wa-40-4
Left Sliding Door Lock Motor/Ajar Switch . 8Wa-40-4
Left Speed Control Switch............. 8Wa-40-9
Liftgate Ajar Switch................. 8Wa-40-3
Liftgate Cinch/Release Motor.......... 8Wa-40-3
Message Center.................. 8Wa-40-6, 12
Multi- Function Switch............... 8Wa-40-6
Occupant Restraint Controller......... 8Wa-40-2
Parking Brake Switch............ 8Wa-40-10, 11
Powertrain Control Module....... 8Wa-40-7, 9, 12
Right Front Door Ajar Switch.......... 8Wa-40-3
Right Front Door Lock Motor/Ajar Switch . 8Wa-40-3
Right Sliding Door Control Module...... 8Wa-40-5
Right Sliding Door Latch Sensing Switch . 8Wa-40-5
Right Sliding Door Lock Motor/Ajar Switch. 8Wa-40-5
Right Speed Control Switch........... 8Wa-40-9
Traction Control Switch............ 8Wa-40-7, 8
Transmission Control Module.......... 8Wa-40-7
Vehicle Speed Sensor............... 8Wa-40-7, 8
Washer Fluid Level Switch............ 8Wa-40-9
RG8W-40 INSTRUMENT CLUSTER8Wa-40-1