Heat JEEP LIBERTY 2002 KJ / 1.G Workshop Manual

FRONT WIPER MOTOR - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 V6 16DB/YL FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
2 V55 16TN/RD FRONT WIPER PARK SWITCH SENSE
3- -
4 Z141 14BK GROUND
5 V3 14BR/WT FRONT WIPER HIGH/LOW RELAY LOW SPEED OUT-
PUT
6 V4 14RD/YL FRONT WIPER HIGH/LOW RELAY HIGH SPEED OUT-
PUT
FUEL HEATER (DIESEL) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 A93 16RD/BK FUEL HEATER RELAY OUTPUT
2 Z246 16BK/GY GROUND
FUEL INJECTOR NO. 1 (DIESEL) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K63 2.5mmDB/BK COMMON INJECTOR DRIVER
2 K11 2.5mmWT/DB FUEL INJECTOR NO. 1 CONTROL
FUEL INJECTOR NO. 1 (GAS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 F142 18OR/DG FUSED AUTO SHUT DOWN RELAY OUTPUT
2 K11 18WT/DB FUEL INJECTOR NO. 1 DRIVER
FUEL INJECTOR NO. 2 (DIESEL) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K63 2.5mmDB/BK COMMON INJECTOR DRIVER
2 K12 2.5mmTN FUEL INJECTOR NO. 2 CONTROL
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-59

HEADLAMP LEVELING SWITCH (BUILT-UP-EXPORT)-4WAY
CAV CIRCUIT FUNCTION
1 L13 18BR/YL HEADLAMP ADJUST SIGNAL
2 L78 18DG/YL FUSED PARK LAMP RELAY OUTPUT
3 Z12 18BK/TN GROUND
4- -
HEATED SEAT MODULE (HIGHLINE) - GREEN 14 WAY
CAV CIRCUIT FUNCTION
1 P133 20TN/DG LEFT SEAT HEATER SWITCH MUX
2 P86 20PK/BK HEATED SEAT TEMPERATURE SENSOR SIGNAL
3 F98 16RD/WT PASSENGER HEATED SEAT FEED
4 A3 16RD/WT FUSED B(+)
5 F99 16RD/YL DRIVER HEATED SEAT FEED
6 A3 16RD/WT FUSED B(+)
7 P142 20TN/DB PASSENGER HEATED SEAT TEMPERATURE SENSOR
GROUND
8 P141 20TN/LB DRIVER HEATED SEAT TEMPERATURE SENSOR
GROUND
9 P134 20TN/LG RIGHT SEAT HEATER SWITCH MUX
10 P138 20VT/LG RIGHT SEAT LOW HEAT LED DRIVER
11 P140 20VT/BK RIGHT SEAT HIGH HEAT LED DRIVER
12 P137 20VT/DG LEFT SEAT LOW HEAT LED DRIVER
13 Z238 16BK/WT GROUND
14 P139 20VT/WT LEFT SEAT HIGH HEAT LED DRIVER
HIGH NOTE HORN - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 X2 18DG/RD HORN RELAY OUTPUT
2 Z141 18BK GROUND
HOOD AJAR SWITCH (EXCEPT BASE)-2WAY
CAV CIRCUIT FUNCTION
1 G70 18BR/TN HOOD AJAR SWITCH SENSE
2 Z142 18BK/WT GROUND
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-63

LEFT FRONT WHEEL SPEED SENSOR (ABS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 B9 18RD LEFT FRONT WHEEL SPEED SENSOR 12 VOLT SUP-
PLY
2 B8 18RD/DB LEFT FRONT WHEEL SPEED SENSOR SIGNAL
LEFT HEADLAMP (BUILT-UP-EXPORT)-3WAY
CAV CIRCUIT FUNCTION
1 L33 18LG/BR FUSED LEFT HIGH BEAM OUTPUT
2 L43 18VT FUSED LEFT LOW BEAM OUTPUT
3 Z141 18BK GROUND
LEFT HEADLAMP (EXCEPT BUILT-UP-EXPORT) - BLUE 3 WAY
CAV CIRCUIT FUNCTION
A L43 18VT FUSED LEFT LOW BEAM OUTPUT
B Z141 18BK GROUND
C L33 18LG/BR FUSED LEFT HIGH BEAM OUTPUT
LEFT HEATED SEAT ASSEMBLY (HIGHLINE) - LT. GRAY 4 WAY
CAV CIRCUIT FUNCTION
1 F99 16RD/YL DRIVER HEATED SEAT FEED
2 Z238 16BK/WT GROUND
3 P86 20PK/BK HEATED SEAT TEMPERATURE SENSOR SIGNAL
4 P141 20TN/LB DRIVER HEATED SEAT TEMPERATURE SENSOR
GROUND
LEFT HEATED SEAT SWITCH (HIGHLINE) - BLACK 8 WAY
CAV CIRCUIT FUNCTION
1 V23 20BR/PK FUSED IGNITION SWITCH OUTPUT (RUN)
2 P139 20VT/WT LEFT SEAT HIGH HEAT LED DRIVER
3 P133 20TN/DG LEFT SEAT HEATER SWITCH MUX
4 P137 20VT/DG LEFT SEAT LOW HEAT LED DRIVER
5 Z238 20BK/WT GROUND
6- -
7- -
8- -
8Wa - 80 - 72 8W-80 CONNECTOR PIN-OUTSKJ

OXYGEN SENSOR 1/1 UPSTREAM - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 A71 18DG/RD FUSED AUTO SHUT DOWN RELAY OUTPUT
2 K99 18BR/OR OXYGEN SENSOR 1/1 HEATER CONTROL
3 K4 18BK/LB SENSOR GROUND
4 K41 18BK/DG OXYGEN SENSOR 1/1 SIGNAL
OXYGEN SENSOR 1/2 DOWNSTREAM - NATURAL 4 WAY
CAV CIRCUIT FUNCTION
1 A71 18DG/RD (2.4L) FUSED AUTO SHUT DOWN RELAY OUTPUT
1 F18 18LG/BK (3.7L) OXYGEN SENSOR DOWNSTREAM RELAY
2 K299 18BR/WT (2.4L) OXYGEN SENSOR 1/2 HEATER CONTROL
2 Z186 18BK/OR (3.7L) GROUND
3 K4 18BK/LB SENSOR GROUND
4 K141 18TN/WT OXYGEN SENSOR 1/2 SIGNAL
OXYGEN SENSOR 2/1 UPSTREAM (3.7L) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 A71 18DG/RD FUSED AUTO SHUT DOWN RELAY OUTPUT
2 K299 18BR/WT OXYGEN SENSOR 2/1 HEATER CONTROL
3 K4 18BK/LB SENSOR GROUND
4 K241 18LG/RD OXYGEN SENSOR 2/1 SIGNAL
OXYGEN SENSOR 2/2 DOWNSTREAM (3.7L) - NATURAL 4 WAY
CAV CIRCUIT FUNCTION
1 F18 18LG/BK OXYGEN SENSOR DOWNSTREAM RELAY OUTPUT
2 Z186 18BK/OR GROUND
3 K4 18BK/LB SENSOR GROUND
4 K341 18TN/WT OXYGEN SENSOR 2/2 SIGNAL
PASSENGER AIRBAG - YELLOW 4 WAY
CAV CIRCUIT FUNCTION
1 R62 18OR/YL PASSENGER SQUIB 2 LINE 2
2 R64 18TN/YL PASSENGER SQUIB 2 LINE 1
3 R42 18BK/YL PASSENGER SQUIB 1 LINE 1
4 R44 18DG/YL PASSENGER SQUIB 1 LINE 2
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-79

POWERTRAIN CONTROL MODULE-C2 (GAS) - WHITE 32 WAY
CAV CIRCUIT FUNCTION
13 - -
14 - -
15 K12 18TN FUEL INJECTOR NO. 2 DRIVER
16 K14 18LB/BR FUEL INJECTOR NO. 4 DRIVER
17 K173 18LG RADIATOR FAN RELAY CONTROL
18 - -
19 C18 18DB A/C PRESSURE SIGNAL
20 - -
21 - -
22 - -
23 G60 18GY/YL ENGINE OIL PRESSURE SENSOR SIGNAL
24 - -
25 - -
26 - -
27 - -
28 - -
29 - -
30 - -
31 K6 18VT/WT 5 VOLT SUPPLY
32 - -
POWERTRAIN CONTROL MODULE-C3 (GAS) - LT. GRAY 32 WAY
CAV CIRCUIT FUNCTION
1 C13 18DG A/C COMPRESSOR CLUTCH RELAY CONTROL
2- -
3 K51 18DB/YL AUTO SHUT DOWN RELAY CONTROL
4 V36 18TN/RD SPEED CONTROL VACUUM SOLENOID CONTROL
5 V35 18LG/RD SPEED CONTROL VENT SOLENOID CONTROL
6 K90 18TN (M/T) CLUTCH INTERLOCK RELAY CONTROL
7 K42 18DB/LB (3.7L) KNOCK SENSOR NO. 1 SIGNAL
7 K42 18DB/LB (2.4L) NOT USED
8 K99 18BR/OR OXYGEN SENSOR 1/1 HEATER CONTROL
9 K512 18RD/YL OXYGEN SENSOR DOWNSTEAM RELAY CONTROL
10 K106 18WT/DG LEAK DETECTION PUMP SOLENOID CONTROL
11 V32 18YL/RD SPEED CONTROL SUPPLY
12 F142 18OR/DG FUSED AUTO SHUT DOWN RELAY SENSE INPUT
13 T10 18YL/DG TORQUE MANAGEMENT REQUEST SENSE
14 K107 18OR LEAK DETECTION PUMP SWITCH SENSE
15 K118 18PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
16 K299 18BR/WT (2.4L) OXYGEN SENSOR 1/2 HEATER CONTROL
16 K299 18BR/WT (3.7L) OXYGEN SENSOR 2/1 HEATER CONTROL
17 B22 18DG/YL VEHICLE SPEED OUTPUT
18 K142 18GY/BK (2.4L) NOT USED
18 K142 18GY/BK (3.7L) KNOCK SENSOR NO. 2 SIGNAL
19 K31 18BR FUEL PUMP RELAY CONTROL
20 K52 18PK/BK EVAP PURGE/SOLENOID CONTROL
21 - -
22 C21 18DB/OR A/C SWITCH SENSE
23 - -
24 K29 18WT/PK BRAKE LAMP SWITCH SENSE
25 K125 18WT/DB GENERATOR SOURCE
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-83

RIGHT HEATED SEAT ASSEMBLY (HIGHLINE) - LT. GRAY 4 WAY
CAV CIRCUIT FUNCTION
1 F98 16RD/WT PASSENGER HEATED SEAT FEED
2 Z238 16BK/WT GROUND
3 P86 20PK/BK HEATED SEAT TEMPERATURE SENSOR SIGNAL
4 P142 20TN/DB PASSENGER HEATED SEAT TEMPERATURE SENSOR
GROUND
RIGHT HEATED SEAT SWITCH (HIGHLINE) - BLACK 8 WAY
CAV CIRCUIT FUNCTION
1 V23 20BR/PK FUSED IGNITION SWITCH OUTPUT (RUN)
2 P140 20VT/BK RIGHT SEAT HIGH HEAT LED DRIVER
3 P134 20TN/LG RIGHT SEAT HEATER SWITCH MUX
4 P138 20VT/LG RIGHT SEAT LOW HEAT LED DRIVER
5 Z238 20BK/WT GROUND
6- -
7- -
8- -
RIGHT INSTRUMENT PANEL SPEAKER - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 X84 18TN/BK (PREMIUM) AMPLIFIED HIGH RIGHT FRONT SPEAKER (+)
1 X54 18VT (BASE) RIGHT FRONT SPEAKER (+)
2 X86 18OR/RD (PREMIUM) AMPLIFIED HIGH RIGHT FRONT SPEAKER (-)
2 X56 18DB/RD (BASE) RIGHT FRONT SPEAKER (-)
RIGHT LEVELING MOTOR (BUILT-UP-EXPORT) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z142 18BK/WT GROUND
2 L13 18BR/YL HEADLAMP ADJUST SIGNAL
3 L78 18DG/YL FUSED PARK LAMP RELAY OUTPUT
8Wa - 80 - 90 8W-80 CONNECTOR PIN-OUTSKJ

8W-91 CONNECTOR/GROUND/SPLICE LOCATION
TABLE OF CONTENTS
page
CONNECTOR/GROUND/SPLICE LOCATION
DESCRIPTION..........................1
CONNECTOR/GROUND/SPLICE
LOCATION
DESCRIPTION
This section provides illustrations identifying con-
nector, ground, and splice locations in the vehicle.Connector, ground, and splice indexes are provided.
Use the wiring diagrams in each section for connec-
tor, ground, and splice identification. Refer to the
appropriate index for the proper figure number. For
items that are not shown in this section N/S is placed
in the Fig. column.
CONNECTORS
CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
A/C Compressor Clutch BK At A/C Compressor 2, 20
A/C Heater Control C1 BK Center of Dash, Behind
A/C-Heater ControlsN/S
A/C Heater Control C2 WT Center of Dash, Behind
A/C-Heater ControlsN/S
A/C High Pressure Switch (Diesel) GY Left Front Side of Engine
Compartment20
A/C Low Pressure Switch (LHD) GY Left Rear Side of Engine
Compartment31
A/C Low Pressure Switch (RHD) GY Right Rear Side of Engine
Compartment24
A/C Pressure Transducer (2.4L) BK Front Side of Engine 12, 15
A/C Pressure Transducer (3.7L) BK Front Side of Engine 2
Accelerator Pedal Position Sensor
(Diesel)BK Left Rear Side of Engine
Compartment19
Airbag Control Module C1 (ORC C1) YL Under Center Console 33, 37
Airbag Control Module C2 (ORC C2) BK Under Center Console 33, 37
Ambient Temperature Sensor BK Front of Engine
CompartmentN/S
Antenna Module C1 (BUX) Above Right Quarter Window 44, 45
Antenna Module C2 (BUX) Above Right Quarter Window N/S
Ash Receiver Lamp Center of Dash N/S
Back-Up Lamp Switch (2.4L) BK Right Side of Transmission 12
Back-Up Lamp Switch (M/T) (3.7L)
(Diesel)BK Left Side of Transmission 7, 22
Battery Temperature Sensor BK Left Side of Engine
Compartment30
KJ8W-91 CONNECTOR/GROUND/SPLICE LOCATION8Wa-91-1

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
C302 (LHD) OR Right A-Pillar 34, 41, 42
C302 (RHD) OR Left A-Pillar 38, 41
C303 (LHD) OR Right A-Pillar 34, 41, 42
C303 (RHD) OR Left A-Pillar 38, 41
C304 DB Right Mid B-Pillar 34, 39
C305 DB Left Mid B-Pillar 35, 38
C306 (LHD) WT Left Lower B-Pillar 35, 43
C306 (RHD) WT Right Lower B-Pillar 39, 45
C307 (LHD) LG Left Lower B-Pillar 35, 38, 44
C308 LG Left Rear Quarter Panel 43
C309 DB Left Rear Quarter Panel 43, 46
C310 LG Right Rear Quarter Panel 44, 45, 47
C311 LG Left Front Seat 35, 38
C312 (Highline) LG Left Front Seat 35, 38
C313 LG Right Front Seat 36, 39, 40
C314 LG Right Front Seat 36, 39, 40
C315 (Midline/Highline) (LHD) LG Right Front Seat 34
C315 (Midline/Highline) (RHD) LG Left Front Seat 38
C317 (Except BUX) LG On Rear Bumper 45
Cabin Heater (Diesel) BK Right Front Side of Engine 21
Camshaft Position Sensor (2.4L) BK Top of Engine N/S
Camshaft Position Sensor (3.7L) LG Right Side of Engine 4
Camshaft Position Sensor (Diesel) Top of Engine 22
Capacitor (3.7L) BK Rear Side of Engine
Compartment9, 10
Capacitor (2.4L) BK Left Rear Side of Engine 11, 12
CD Changer GN At CD Changer N/S
Center High Mounted Stop Lamp WT At Lamp 46
Cigar Lighter RD Behind Cigar Lighter N/S
Clockspring C1 WT Behind Steering Wheel N/S
Clockspring C2 YL Behind Steering Wheel N/S
Clockspring C3 BK At Steering Wheel N/S
Clutch Interlock Switch (LHD) BK Left Rear Side of Engine
Compartment31
Clutch Interlock Switch (RHD) BK Right Rear Side of Engine
Compartment26
Coil On Plug No.1 (3.7L) BK Left Side of Engine Near
Fuel Injector No.11
Coil On Plug No.2 (3.7L) BK Right Side of Engine Near
Fuel Injector No.22
Coil On Plug No.3 (3.7L) BK Left Side of Engine Near
Fuel Injector No.31
Coil On Plug No.4 (3.7L) BK Right Side of Engine Near
Fuel Injector No.42
KJ8W-91 CONNECTOR/GROUND/SPLICE LOCATION8Wa-91-3
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
Front Wiper Motor (RHD) BK Right Side of Cowl 24
Fuel Heater (Diesel) BK Left Rear Side of Engine
Compartment19
Fuel Injector No.1 (Diesel) BK At Fuel Injector 23
Fuel Injector No.1 (Gas) BK At Fuel Injector 1
Fuel Injector No.2 (Diesel) BK At Fuel Injector 23
Fuel Injector No.2 (Gas) BK At Fuel Injector 2
Fuel Injector No.3 (Diesel) BK At Fuel Injector 23
Fuel Injector No.3 (Gas) BK At Fuel Injector 1
Fuel Injector No.4 (Diesel) BK At Fuel Injector 22
Fuel Injector No.4 (Gas) BK At Fuel Injector 2
Fuel Injector No.5 (3.7L) BK At Fuel Injector 1
Fuel Injector No.6 (3.7L) BK At Fuel Injector 2
Fuel Pressure Sensor (Diesel) Left Side of Engine 22
Fuel Pressure Solenoid (Diesel) BK Left Side of Engine 20
Fuel Pump Module LG At Fuel Tank N/S
Generator BK Left Front Side of Engine 20
Glow Plug Assembly (Diesel) Top of Engine N/S
Headlamp Leveling Switch (BUX) BK Center of Instrument Panel N/S
Heated Seat Module (Highline) GN At Left Seat N/S
High Note Horn BK Left Front Side of Engine
Compartment29
Hood Ajar Switch Right Side of Engine
Compartment25
Idle Air Control Motor BK On Throttle Body 1
Ignition Switch At Steering Column N/S
Input Speed Sensor (3.7L) BK Left Side of Transmission 5
Instrument Cluster BK Rear of Cluster N/S
Intake Air Temperature Sensor GY Left Side of Intake Manifold 1
Intrusion Sensor (BUX) BK Overhead Console N/S
Junction Block Body Control Module -
JBUnder Left Side of
Instrument PanelN/S
Junction Block C1 GY Under Left Side of
Instrument PanelN/S
Junction Block C2 GN Under Left Side of
Instrument PanelN/S
Junction Block C3 LB Under Left Side of
Instrument PanelN/S
Knock Sensor (3.7L) BK Near Fuel Injector No.5 1
Leak Detection Pump BK Near Fuel Tank N/S
Left Curtain Airbag YL Left Mid B-Pillar 35, 38
Left Cylinder Lock Switch LG In Left Front Door 41
Left Door Lock Switch BK In Left Front Door 41
Left Fog Lamp BK Left Side of Front Bumper N/S
KJ8W-91 CONNECTOR/GROUND/SPLICE LOCATION8Wa-91-5
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
Left Front Door Ajar Switch (Base) BK In Left Front Door N/S
Left Front Door Lock Motor/Ajar
Switch (Except Base)BK In Left Front Door 41
Left Front Door Speaker BK Behind Left Front Door Panel 41
Left Front Impact Sensor BK Front Side of Engine
Compartment28
Left Front Park/Turn Signal Lamp BK Behind Left Turn Signal
LampN/S
Left Front Power Window Motor LG In Left Front Door 41
Left Front Wheel Speed Sensor BK Left Side of Engine
Compartment30
Left Headlamp (BUX) Behind Left Headlamp N/S
Left Headlamp (Except BUX) DB Behind Left Headlamp N/S
Left Heated Seat Assembly LG At Left Seat N/S
Left Heated Seat Switch BK At Left Seat N/S
Left Instrument Panel Lamp BK Left Side of Instrument Panel N/S
Left Instrument Panel Speaker BK Left Side of Instrument Panel 33, 37
Left Leveling Motor (BUX) BK At Left Headlamp N/S
Left Position Lamp (BUX) BK Left Front Side of Vehicle N/S
Left Power Mirror WT In Left Front Door 41
Left Power Seat Motors BK At Left Seat N/S
Left Power Seat Switch GN At Left Seat N/S
Left Rear Door Ajar Switch (Base) BK In Left Rear Door N/S
Left Rear Door Lock Motor/Ajar
Switch (Except Base)BK In Left Rear Door N/S
Left Rear Door Speaker In Left Rear Door
Left Rear Power Window Motor LG In Left Rear Door N/S
Left Remote Radio Switch BK On Steering Wheel N/S
Left Side Impact Airbag Control
Module (LSIACM)YL Left Lower B-Pillar 35, 38
Left Side Marker Lamp BK Left Front Fender N/S
Left Side Repeater Lamp (BUX) BK Left Front Fender N/S
Left Speed Control Switch BK On Steering Wheel N/S
Left Tail/Stop Lamp BK Left Rear Quarter Panel 45
Left Visor/Vanity Lamp WT Left Front of Headliner N/S
License Lamp (BUX) LG In Tailgate 46
License Lamp (Except BUX) LG On Bumper N/S
Line Pressure Sensor (3.7L) BK Right Side of Transmission 6
Low Note Horn BK Left Front Side of Engine
Compartment29
Manifold Absolute Pressure Sensor BK Front Side of Engine 2
Mass Air Flow Sensor (Diesel) Top of Engine 21
Multi-Function Switch C1 GY At Steering Column N/S
Multi-Function Switch C2 GY At Steering Column N/S
8Wa - 91 - 6 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONKJ
CONNECTOR/GROUND/SPLICE LOCATION (Continued)