Body JEEP LIBERTY 2002 KJ / 1.G Workshop Manual

8W-18 BUS COMMUNICATIONS
Component Page
Airbag Control Module............... 8Wa-18-2
Body Control Module............. 8Wa-18-2, 5, 6
Compass Mini-Trip Computer.......... 8Wa-18-2
Controller Antilock Brake....... 8Wa-18-3, 4, 5, 6
Data Link Connector............. 8Wa-18-2, 5, 6
Diagnostic Junction Port........ 8Wa-18-2, 4, 5, 6
Engine Control Module............. 8Wa-18-4, 6
Fuse 33......................... 8Wa-18-5, 6
G100........................... 8Wa-18-5, 6Component Page
Instrument Cluster.................. 8Wa-18-2
Intrusion Sensor.................... 8Wa-18-2
Junction Block.................... 8Wa-18-5, 6
Left Side Impact Airbag Control Module . . 8Wa-18-2
Powertrain Control Module.......... 8Wa-18-2, 5
Radio............................. 8Wa-18-2
Right Side Impact Airbag Control Module . 8Wa-18-2
Sentry Key Immobilizer Module...... 8Wa-18-2, 4
Transmission Control Module........ 8Wa-18-3, 5
KJ8W-18 BUS COMMUNICATIONS8Wa-18-1

8W-30 FUEL/IGNITION SYSTEM
Component Page
A/C Compressor Clutch.............. 8Wa-30-34
A/C Compressor Clutch Relay..... 8Wa-30-34, 2, 3
A/C High Pressure Switch............ 8Wa-30-29
A/C Low Pressure Switch.......... 8Wa-30-8, 29
A/C Pressure Transducer....... 8Wa-30-11, 23, 12
Accelerator Pedal Position Sensor...... 8Wa-30-27
Auto Shut Down Relay . . 8Wa-30-13, 14, 15, 24, 28,
31, 16, 17, 2
Battery Temperature Sensor........ 8Wa-30-30, 7
Blower Motor Relay................. 8Wa-30-31
Body Control Module.............. 8Wa-30-8, 33
Boost Pressure Sensor............ 8Wa-30-26, 28
Brake Lamp Switch............ 8Wa-30-8, 32, 33
Cabin Heater...................... 8Wa-30-34
Cabin Heater Relay................. 8Wa-30-34
Camshaft Position Sensor....... 8Wa-30-10, 9, 28
Capacitor...................... 8Wa-30-19, 17
Clockspring..................... 8Wa-30-33, 7
Clutch Switch Override Relay.... 8Wa-30-13, 8, 32
Coil On Plug No. 1................. 8Wa-30-19
Coil On Plug No. 2................. 8Wa-30-20
Coil On Plug No. 3................. 8Wa-30-19
Coil On Plug No. 4................. 8Wa-30-20
Coil On Plug No. 5................. 8Wa-30-19
Coil On Plug No. 6................. 8Wa-30-20
Coil Rail......................... 8Wa-30-17
Controller Antilock Brake............ 8Wa-30-33
Crankshaft Position Sensor...... 8Wa-30-10, 9, 27
Data Link Connector.............. 8Wa-30-25, 6
Diagnostic Junction Port........... 8Wa-30-25, 6
EGR Solenoid..................... 8Wa-30-30
Engine Control Module . . 8Wa-30-24, 25, 26, 27, 28,
29, 30, 31, 32, 33, 34, 35, 36
Engine Coolant Temperature Sensor . 8Wa-30-11, 28,
12
Engine Oil Pressure Sensor..... 8Wa-30-11, 28, 12
Evap/Purge Solenoid................. 8Wa-30-2
Fuel Heater....................... 8Wa-30-31
Fuel Heater Relay.................. 8Wa-30-31
Fuel Injector No. 1............... 8Wa-30-18, 36
Fuel Injector No. 2............... 8Wa-30-18, 36
Fuel Injector No. 3............... 8Wa-30-18, 36
Fuel Injector No. 4............... 8Wa-30-18, 36
Fuel Injector No. 5................. 8Wa-30-18
Fuel Injector No. 6................. 8Wa-30-18
Fuel Pressure Sensor............... 8Wa-30-36
Fuel Pressure Solenoid.............. 8Wa-30-31
Fuel Pump Module............. 8Wa-30-30, 4, 5
Fuel Pump Relay.............. 8Wa-30-4, 2, 3, 5
Fuse 2........................... 8Wa-30-23
Fuse 6................... 8Wa-30-24, 28, 31, 2Component Page
Fuse 10.......................... 8Wa-30-35
Fuse 11.......................... 8Wa-30-35
Fuse 12....................... 8Wa-30-31, 33
Fuse 15...................... 8Wa-30-25, 2, 3
Fuse 16...... 8Wa-30-13, 14, 15, 24, 30, 34, 35, 16
Fuse 21.......................... 8Wa-30-34
Fuse 24...................... 8Wa-30-31, 2, 3
Fuse 26.................. 8Wa-30-18, 24, 17, 2
Fuse 28.......................... 8Wa-30-13
G100.................... 8Wa-30-19, 27, 17, 3
G101............................ 8Wa-30-23
G103................. 8Wa-30-15, 23, 31, 34, 16
G104............................ 8Wa-30-27
G111 ............................ 8Wa-30-31
G112 .......................... 8Wa-30-8, 23
G320........................... 8Wa-30-4, 5
Generator.................. 8Wa-30-24, 4, 3, 5
Glow Plug Assembly................ 8Wa-30-35
Glow Plug Relay No. 1.............. 8Wa-30-35
Glow Plug Relay No. 2.............. 8Wa-30-35
Idle Air Control Motor............ 8Wa-30-21, 22
Ignition Switch.................... 8Wa-30-32
Intake Air Temperature Sensor..... 8Wa-30-11, 12
Junction Block........... 8Wa-30-25, 31, 33, 2, 3
Knock Sensor...................... 8Wa-30-8
Leak Detection Pump.............. 8Wa-30-4, 5
Left Speed Control Switch.......... 8Wa-30-33, 7
Manifold Absolute Pressure Sensor . . 8Wa-30-11, 12
Oxygen Sensor 1/1 Upstream...... 8Wa-30-14, 15
Oxygen Sensor 1/2 Downstream . 8Wa-30-13, 14, 15
Oxygen Sensor 2/1 Upstream......... 8Wa-30-16
Oxygen Sensor 2/2 Downstream.... 8Wa-30-13, 16
Oxygen Sensor Downstream Relay . . 8Wa-30-13, 15,
16
Power Distribution Center . . 8Wa-30-13, 14, 15, 23,
24, 28, 30, 31, 34, 35, 16, 17, 2, 3
Power Steering Pressure Switch....... 8Wa-30-23
Powertrain Control Module . . . 8Wa-30-10, 13, 20, 8,
11, 14, 15, 18, 19, 21, 9, 23, 4, 12, 16, 17, 2, 22, 3,
6, 7, 5
Radiator Fan Motor................. 8Wa-30-23
Radiator Fan Relay................. 8Wa-30-23
Right Speed Control Switch......... 8Wa-30-33, 7
Shifter Assembly................. 8Wa-30-8, 32
Speed Control Servo................. 8Wa-30-8
Starter Motor Relay................ 8Wa-30-13
Throttle Position Sensor.......... 8Wa-30-21, 22
Transfer Case Position Sensor.... 8Wa-30-9, 23, 32
Transmission Control Module . . 8Wa-30-10, 8, 22, 6
Transmission Solenoid/Trs Assembly.... 8Wa-30-10
Water In Fuel Sensor............... 8Wa-30-29
KJ8W-30 FUEL/IGNITION SYSTEM8Wa-30-1

8W-33 VEHICLE SPEED CONTROL
Component Page
Body Control Module................ 8Wa-33-5
Brake Lamp Switch................. 8Wa-33-2
Clockspring.................... 8Wa-33-3, 4, 5
Controller Antilock Brake............. 8Wa-33-2
Engine Control Module............... 8Wa-33-5
Fuse 12........................... 8Wa-33-2
G112 ............................. 8Wa-33-2Component Page
G202............................. 8Wa-33-2
Junction Block..................... 8Wa-33-2
Left Speed Control Switch............. 8Wa-33-4
Powertrain Control Module.......... 8Wa-33-2, 3
Right Speed Control Switch........... 8Wa-33-4
Shifter Assembly.................... 8Wa-33-2
Speed Control Servo................. 8Wa-33-2
KJ8W-33 VEHICLE SPEED CONTROL8Wa-33-1

8W-35 ANTILOCK BRAKES
Component Page
Body Control Module................ 8Wa-35-3
Brake Lamp Switch................. 8Wa-35-3
Brake Pressure Switch............... 8Wa-35-2
Controller Antilock Brake......... 8Wa-35-2, 3, 4
Data Link Connector................. 8Wa-35-2
Diagnostic Junction Port.............. 8Wa-35-2
Fuse 4............................ 8Wa-35-2
Fuse 12........................... 8Wa-35-3
Fuse 25........................... 8Wa-35-2
Fuse 38........................... 8Wa-35-2Component Page
G110 ............................. 8Wa-35-2
Junction Block.................... 8Wa-35-2, 3
Left Front Wheel Speed Sensor......... 8Wa-35-4
Power Distribution Center............ 8Wa-35-2
Powertrain Control Module............ 8Wa-35-3
Rear Wheel Speed Sensor............. 8Wa-35-4
Right Front Wheel Speed Sensor....... 8Wa-35-4
Shifter Assembly.................. 8Wa-35-2, 3
Speed Control Servo................. 8Wa-35-3
KJ8W-35 ANTILOCK BRAKES8Wa-35-1

8W-39 VEHICLE THEFT SECURITY SYSTEM
Component Page
Body Control Module......... 8Wa-39-2, 3, 4, 5, 9
Clockspring........................ 8Wa-39-5
Clutch Switch Override Relay.......... 8Wa-39-2
Compass Mini-Trip Computer.......... 8Wa-39-8
Diagnostic Junction Port............ 8Wa-39-6, 8
Flip-Up Glass Release Switch.......... 8Wa-39-4
Fuse 3............................ 8Wa-39-5
Fuse 7............................ 8Wa-39-2
Fuse 13......................... 8Wa-39-2, 8
Fuse 14........................... 8Wa-39-2
Fuse 15........................... 8Wa-39-6
Fuse 28........................... 8Wa-39-2
Fuse 32........................... 8Wa-39-2
Fuse 33........................... 8Wa-39-6
Fuse 34....................... 8Wa-39-2, 7, 8
G111 ........................... 8Wa-39-5, 7
G202............................. 8Wa-39-6
G300............................. 8Wa-39-3
G302............................. 8Wa-39-3
G311 ............................. 8Wa-39-8
High Note Horn.................... 8Wa-39-5Component Page
Hood Ajar Switch................... 8Wa-39-5
Horn Relay........................ 8Wa-39-5
Horn Switch....................... 8Wa-39-5
Ignition Switch..................... 8Wa-39-2
Intrusion Sensor.................. 8Wa-39-7, 8
Junction Block............ 8Wa-39-2, 5, 6, 7, 8, 9
Left Cylinder Lock Switch............. 8Wa-39-9
Left Door Lock Switch................ 8Wa-39-9
Left Front Door Lock Motor/Ajar Switch . . 8Wa-39-3
Left Rear Door Lock Motor/Ajar Switch . . 8Wa-39-3
Low Note Horn..................... 8Wa-39-5
Power Distribution Center............ 8Wa-39-2
Right Cylinder Lock Switch........... 8Wa-39-9
Right Door Lock Switch.............. 8Wa-39-9
Right Front Door Lock Motor/Ajar Switch . 8Wa-39-3
Right Rear Door Lock Motor/Ajar Switch . 8Wa-39-3
Sentry Key Immobilizer Module........ 8Wa-39-6
Siren............................. 8Wa-39-7
Starter Motor Relay................. 8Wa-39-2
Tailgate Cylinder Lock Switch......... 8Wa-39-4
Tailgate Lock Motor/Ajar Switch........ 8Wa-39-4
KJ8W-39 VEHICLE THEFT SECURITY SYSTEM8Wa-39-1

8W-40 INSTRUMENT CLUSTER
Component Page
Airbag Control Module............. 8Wa-40-4, 8
Body Control Module........... 8Wa-40-3, 4, 5, 8
Controller Antilock Brake............. 8Wa-40-6
Data Link Connector................. 8Wa-40-4
Diagnostic Junction Port...... 8Wa-40-4, 5, 6, 7, 8
Driver Seat Belt Switch.............. 8Wa-40-8
Engine Control Module............... 8Wa-40-6
Engine Coolant Level Sensor.......... 8Wa-40-3
Fuse 9............................ 8Wa-40-3
Fuse 13........................... 8Wa-40-2
Fuse 34........................... 8Wa-40-2
G103............................. 8Wa-40-3Component Page
G111 ............................. 8Wa-40-3
G202........................... 8Wa-40-2, 3
Hazard Switch/Combination Flasher..... 8Wa-40-3
Instrument Cluster........ 8Wa-40-2, 3, 4, 5, 7, 8
Junction Block.................... 8Wa-40-2, 3
Park Brake Switch.................. 8Wa-40-5
Park Lamp Relay................... 8Wa-40-3
Passenger Seat Belt Switch............ 8Wa-40-8
Powertrain Control Module............ 8Wa-40-6
Red Brake Warning Indicator Switch.... 8Wa-40-3
Transmission Control Module.......... 8Wa-40-6
Washer Fluid Level Switch............ 8Wa-40-2
KJ8W-40 INSTRUMENT CLUSTER8Wa-40-1

8W-41 HORN/CIGAR LIGHTER/POWER OUTLET
Component Page
Body Control Module................ 8Wa-41-2
Cigar Lighter...................... 8Wa-41-3
Clockspring........................ 8Wa-41-2
Fuse 1............................ 8Wa-41-3
Fuse 3............................ 8Wa-41-2
Fuse 16........................... 8Wa-41-3
Fuse 31........................... 8Wa-41-3
G111 ............................. 8Wa-41-2
G202............................. 8Wa-41-3Component Page
G310............................. 8Wa-41-3
High Note Horn.................... 8Wa-41-2
Horn Relay........................ 8Wa-41-2
Horn Switch....................... 8Wa-41-2
Junction Block.................... 8Wa-41-2, 3
Low Note Horn..................... 8Wa-41-2
Power Outlet....................... 8Wa-41-3
Rear Power Outlet.................. 8Wa-41-3
KJ8W-41 HORN/CIGAR LIGHTER/POWER OUTLET8Wa-41-1

8W-42 AIR CONDITIONING-HEATER
Component Page
A/C Compressor Clutch............. 8Wa-42-5, 7
A/C Compressor Clutch Relay........ 8Wa-42-5, 7
A/C High Pressure Switch............. 8Wa-42-6
A/C Low Pressure Switch........... 8Wa-42-3, 6
A/C Pressure Transducer............. 8Wa-42-5
A/C- Heater Control............... 8Wa-42-2, 4
Auto Shut Down Relay............... 8Wa-42-5
Blend Door Actuator................. 8Wa-42-2
Blower Motor................... 8Wa-42-3, 4, 6
Blower Motor Relay.............. 8Wa-42-3, 4, 6
Blower Motor Resistor Block....... 8Wa-42-3, 4, 6
Body Control Module................ 8Wa-42-4
Cabin Heater....................... 8Wa-42-7
Cabin Heater Relay.................. 8Wa-42-7
Defogger Relay..................... 8Wa-42-2
Engine Control Module............. 8Wa-42-6, 7
Fuel Heater Relay................. 8Wa-42-3, 6
Fuel Pump Relay................... 8Wa-42-5Component Page
Fuse 1.......................... 8Wa-42-3, 6
Fuse 15........................... 8Wa-42-5
Fuse 16........................... 8Wa-42-7
Fuse 19........................... 8Wa-42-6
Fuse 21......................... 8Wa-42-5, 7
Fuse 24........................... 8Wa-42-3
Fuse 25........................... 8Wa-42-2
Fuse 30........................... 8Wa-42-2
G101............................. 8Wa-42-5
G103........................... 8Wa-42-5, 7
G111 ........................... 8Wa-42-3, 6
G112 ........................... 8Wa-42-3, 6
G200............................. 8Wa-42-4
G202............................. 8Wa-42-2
Instrument Cluster.................. 8Wa-42-4
Junction Block.............. 8Wa-42-2, 3, 4, 5, 6
Power Distribution Center....... 8Wa-42-3, 5, 6, 7
Powertrain Control Module.......... 8Wa-42-3, 5
KJ8W-42 AIR CONDITIONING-HEATER8Wa-42-1

8W-44 INTERIOR LIGHTING
Component Page
Ash Receiver Lamp.................. 8Wa-44-2
Body Control Module............. 8Wa-44-2, 3, 4
Cargo Lamp....................... 8Wa-44-4
Dome Lamp........................ 8Wa-44-2
Fuse 34....................... 8Wa-44-2, 3, 4
G202............................. 8Wa-44-2
Instrument Cluster.................. 8Wa-44-2Component Page
Junction Block.................. 8Wa-44-2, 3, 4
Left Courtesy Lamp................. 8Wa-44-2
Left Visor/Vanity Lamp............... 8Wa-44-3
Overhead Map/Reading Lamp.......... 8Wa-44-4
Right Courtesy Lamp................ 8Wa-44-2
Right Visor/Vanity Lamp.............. 8Wa-44-3
KJ8W-44 INTERIOR LIGHTING8Wa-44-1

8W-45 BODY CONTROL MODULE
Component Page
A/C- Heater Control................. 8Wa-45-5
Ambient Temperature Sensor.......... 8Wa-45-7
Body Control Module . 8Wa-45-10, 11, 2, 3, 4, 5, 6, 7,
8, 9
Brake Lamp Switch................. 8Wa-45-2
Cargo Lamp..................... 8Wa-45-4, 8
Clockspring........................ 8Wa-45-5
Controller Antilock Brake............. 8Wa-45-5
Data Link Connector............. 8Wa-45-10, 11
Defogger Relay..................... 8Wa-45-3
Diagnostic Junction Port.............. 8Wa-45-6
Door Lock Relay.................... 8Wa-45-4
Driver Door Unlock Relay............. 8Wa-45-3
Engine Control Module............... 8Wa-45-5
Flip-Up Glass Release Motor........... 8Wa-45-8
Flip-Up Glass Release Switch.......... 8Wa-45-8
Front Fog Lamp Relay............... 8Wa-45-4
Fuse 3............................ 8Wa-45-7
Fuse 6............................ 8Wa-45-3
Fuse 13........................... 8Wa-45-2
Fuse 32........................... 8Wa-45-2
Fuse 34........................... 8Wa-45-2
G111 ............................. 8Wa-45-7
G202........................... 8Wa-45-2, 6
G300............................. 8Wa-45-9
G302............................. 8Wa-45-9
Hazard Switch/Combination Flasher..... 8Wa-45-5
High Beam Relay................... 8Wa-45-3
Hood Ajar Switch................... 8Wa-45-7
Horn Relay........................ 8Wa-45-7
Ignition Switch..................... 8Wa-45-6
Instrument Cluster.................. 8Wa-45-6Component Page
Junction Block.............. 8Wa-45-2, 3, 4, 7, 8
Left Courtesy Lamp................. 8Wa-45-4
Left Cylinder Lock Switch....... 8Wa-45-10, 11, 4
Left Door Lock Switch.............. 8Wa-45-4, 7
Left Front Door Ajar Switch........... 8Wa-45-9
Left Front Door Lock Motor/Ajar
Switch...................... 8Wa-45-10, 11
Left Rear Door Ajar Switch............ 8Wa-45-9
Left Visor/Vanity Lamp............... 8Wa-45-3
Low Beam Relay.................... 8Wa-45-3
Multi- Function Switch........... 8Wa-45-3, 5, 6
Overhead Map/Reading Lamp........ 8Wa-45-3, 4
Park Lamp Relay................... 8Wa-45-3
Passenger Door Unlock Relay.......... 8Wa-45-3
Powertrain Control Module............ 8Wa-45-5
Rear Fog Lamp Relay................ 8Wa-45-2
Rear Wiper Motor................. 8Wa-45-6, 8
Remote Keyless Entry Module......... 8Wa-45-8
Right Courtesy Lamp................ 8Wa-45-4
Right Cylinder Lock Switch...... 8Wa-45-10, 11, 4
Right Door Lock Switch............ 8Wa-45-4, 7
Right Front Door Ajar Switch.......... 8Wa-45-9
Right Front Door Lock Motor/Ajar
Switch...................... 8Wa-45-10, 11
Right Rear Door Ajar Switch........... 8Wa-45-9
Right Remote Radio Switch............ 8Wa-45-5
Right Visor/Vanity Lamp.............. 8Wa-45-3
Tailgate Cylinder Lock Switch.... 8Wa-45-10, 11, 8
Tailgate Lock Motor/Ajar Switch...... 8Wa-45-7, 8
Washer Pump...................... 8Wa-45-6
Wiper High/Low Relay............... 8Wa-45-4
Wiper On/Off Relay.................. 8Wa-45-4
KJ8W-45 BODY CONTROL MODULE8Wa-45-1