heater JEEP LIBERTY 2002 KJ / 1.G Repair Manual

A/C COMPRESSOR CLUTCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C3 18DB/BK A/C COMPRESSOR CLUTCH RELAY OUTPUT
2 Z246 18BK/GY GROUND
A/C HIGH PRESSURE SWITCH (DIESEL) - GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 C18 20DB A/C PRESSURE SIGNAL
2 C21 18DB/OR A/C SWITCH SENSE
A/C LOW PRESSURE SWITCH - GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 C21 18DB/OR A/C SWITCH SENSE
2 Z142 18BK/WT (RHD) GROUND
2 Z212 18BK/OR (LHD) GROUND
A/C PRESSURE TRANSDUCER (GAS) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K6 18VT/WT 5 VOLT SUPPLY
3 C18 18DB A/C PRESSURE SIGNAL
4- -
A/C-HEATER CONTROL C1 - BLACK 7 WAY
CAV CIRCUIT FUNCTION
1 Z8 12BK/VT GROUND
2 C7 12BK/TN BLOWER MOTOR HIGH DRIVER
3 C6 12LB BLOWER MOTOR M2 DRIVER
4 C5 14LG BLOWER MOTOR M1 DRIVER
5 C4 14TN BLOWER MOTOR LOW DRIVER
6 C19 18BR A/C ON/OFF CONTROL
7 E2 20OR FUSED PANEL LAMPS DIMMER SWITCH SIGNAL
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-5

A/C-HEATER CONTROL C2 - BLACK 12 WAY
CAV CIRCUIT FUNCTION
1 C35 20DG/YL MODE DOOR DRIVER (A)
2 V23 20BR/PK FUSED IGNITION SWITCH OUTPUT (RUN)
3- -
4- -
5- -
6 C79 20VT/BK REAR WINDOW DEFOGGER CONTROL
7- -
8 Z12 20BK/TN GROUND
9- -
10 - -
11 - -
12 C16 20LB/YL FUSED REAR WINDOW DEFOGGER RELAY OUTPUT
ACCELERATOR PEDAL POSITION SENSOR (DIESEL) - BLACK 10 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3- -
4 K4 18BK/LB SENSOR GROUND
5 K151 20WT LOW IDLE POSITION SWITCH SENSE
6- -
7 K81 20VT/TN ACCELERATOR PEDAL POSITION SENSOR SIGNAL
8 K255 20WT/DG ACCELERATOR PEDAL POSITION SENSOR GROUND
9- -
10 K852 20VT/WT ACCELERATOR PEDAL POSITION SENSOR 5 VOLT
SUPPLY
AIRBAG CONTROL MODULE C1 (ORC C1) - YELLOW 23 WAY
CAV CIRCUIT FUNCTION
1 R45 18DG/LB DRIVER SQUIB 1 LINE 2
2 R43 18BK/LB DRIVER SQUIB 1 LINE 1
3- -
4- -
5 R53 18OR/YL DRIVER SEAT BELT TENSIONER LINE 2
6 R55 18OR/BK DRIVER SEAT BELT TENSIONER LINE 1
7 R61 18OR/LB DRIVER SQUIB 2 LINE 1
8 R63 18TN/LB DRIVER SQUIB 2 LINE 2
9 R62 18OR/YL PASSENGER SQUIB 2 LINE 2
10 R64 18TN/YL PASSENGER SQUIB 2 LINE 1
11 R42 18BK/YL PASSENGER SQUIB 1 LINE 1
12 R44 18DG/YL PASSENGER SQUIB 1 LINE 2
13 - -
14 F14 18LG/YL FUSED IGNITION SWITCH OUTPUT (RUN-START)
15 F23 18DB/YL FUSED IGNITION SWITCH OUTPUT (RUN)
16 Z6 18BK/PK GROUND
8Wa - 80 - 6 8W-80 CONNECTOR PIN-OUTSKJ

C317 (EXCEPT BUILT-UP-EXPORT) - LT. GRAY
(REAR LIGHTING SIDE)
CAV CIRCUIT
1 L77 18BK/YL
2 Z151 18BK/WT
C317 (EXCEPT BUILT-UP-EXPORT) - LT. GRAY
(LICENSE LAMP SIDE)
CAV CIRCUIT
1 L77 18BR/YL
2 Z151 18BK/WT
CABIN HEATER (DIESEL) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C151 18DB/WT CABIN HEATER RELAY OUTPUT
2 Z186 12BK/OR GROUND
CAMSHAFT POSITION SENSOR (2.4L) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 K7 18OR 5 VOLT SUPPLY
2 K4 18BK/LB SENSOR GROUND
3 K44 18TN/YL CAMSHAFT POSITION SENSOR SIGNAL
CAMSHAFT POSITION SENSOR (3.7L) - LT. GRAY 3 WAY
CAV CIRCUIT FUNCTION
1 K44 18TN/YL CAMSHAFT POSITION SENSOR SIGNAL
2 K4 18BK/LB SENSOR GROUND
3 K7 18OR 5 VOLT SUPPLY
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-47

ENGINE CONTROL MODULE C1 (DIESEL) - BLACK 81 WAY
CAV CIRCUIT FUNCTION
44 - -
45 - -
46 - -
47 L50 20WT/TN BRAKE LAMP SWITCH OUTPUT
48 K29 20WT/PK BRAKE SWITCH SENSE
49 - -
50 - -
51 - -
52 - -
53 - -
54 - -
55 B22 20DG/YL VEHICLE SPEED SIGNAL
56 - -
57 - -
58 - -
59 - -
60 K7 20OR FUEL PRESSURE SENSOR 5 VOLT SUPPLY
61 K51 20DB/YL AUTO SHUT DOWN RELAY CONTROL
62 - -
63 - -
64 K151 20WT LOW IDLE POSITION SWITCH SENSE
65 - -
66 - -
67 - -
68 - -
69 C13 20DG A/C COMPRESSOR CLUTCH RELAY CONTROL
70 - -
71 - -
72 K236 20GY/PK GLOW PLUG RELAY RELAY NO. 2 CONTROL
73 - -
74 K90 20TN CLUTCH SWITCH OVERRIDE RELAY CONTROL
75 K132 20DG/LB CABIN HEATER RELAY CONTROL
76 - -
77 K152 20WT GLOW PLUG RELAY NO. 1 CONTROL
78 - -
79 - -
80 K46 20OR/BK FUEL PRESSURE SOLENOID CONTROL
81 K46 20OR/BK FUEL PRESSURE SOLENOID CONTROL
ENGINE CONTROL MODULE C2 (DIESEL) - BLACK 40 WAY
CAV CIRCUIT FUNCTION
82 D21 20PK SCI TRANSMIT
83 - -
84 - -
85 - -
86 - -
87 - -
88 - -
89 K35 20GY/YL EGR SOLENOID CONTROL
90 - -
91 - -
92 - -
93 - -
8Wa - 80 - 56 8W-80 CONNECTOR PIN-OUTSKJ

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