Speed sensor JEEP LIBERTY 2002 KJ / 1.G Repair Manual

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

IDLE AIR CONTROL MOTOR - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 K59 18VT/BK IDLE AIR CONTROL MOTOR NO. 4 DRIVER
2 K40 18BR/WT IDLE AIR CONTROL MOTOR NO. 1 DRIVER
3 K60 18YL/BK IDLE AIR CONTROL MOTOR NO. 2 DRIVER
4 K39 18GY/RD IDLE AIR CONTROL MOTOR NO. 3 DRIVER
IGNITION SWITCH - BLACK 10 WAY
CAV CIRCUIT FUNCTION
1 A1 12RD FUSED (+)
2 A21 12RD/DB IGNITION SWITCH OUTPUT (RUN-START)
3 F81 12TN IGNITION SWITCH OUTPUT (RUN-ACC)
4 A25 12DB FUSED B(+)
5 G26 20LB KEY-IN IGNITION SWITCH SENSE
6 A41 12YL IGNITION SWITCH OUTPUT (START)
7 A31 12BK/WT IGNITION SWITCH OUTPUT (RUN-ACC)
8 A22 12BK/OR IGNITION SWITCH OUTPUT (RUN)
9 A2 12PK/BK FUSED B (+)
10 Z232 16BK/LB GROUND
INPUT SPEED SENSOR (3.7L) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 T52 18RD/BK INPUT SPEED SENSOR SIGNAL
2 T13 18DB/BK SPEED SENSOR GROUND
INSTRUMENT CLUSTER - BLACK 20 WAY
CAV CIRCUIT FUNCTION
1 Z105 20BK/LG GROUND
2- -
3 Y98 20GY/DB INSTRUMENT CLUSTER WAKE UP SIGNAL
4- -
5 G18 20PK/BK LOW COOLANT FLUID LEVEL SENSE
6 L63 20DG/RD LEFT TURN SIGNAL
7 G9 20GY/BK PARK BRAKE SWITCH SENSE
8 G69 20BK/OR VTSS INDICATOR DRIVER
9- -
10 M1 20PK FUSED B(+)
11 L78 20DG/YL FUSED PARK LAMP RELAY OUTPUT
12 E2 20OR FUSED PANEL LAMPS DIMMER SWITCH SIGNAL
13 - -
14 D25 20YL/VT/RD PCI BUS
15 - -
8Wa - 80 - 64 8W-80 CONNECTOR PIN-OUTSKJ

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

LEFT SIDE MARKER LAMP (EXCEPT BUILT-UP-EXPORT) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L77 18BK/YL FUSED PARK LAMP RELAY OUTPUT
2 L63 18DG/RD LEFT TURN SIGNAL
LEFT SIDE REPEATER LAMP (BUILT-UP-EXPORT) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L63 18DG/RD LEFT TURN SIGNAL
2 Z141 18BK GROUND
LEFT SPEED CONTROL SWITCH (EXCEPT BASE) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1- -
2 K4 20BK/LB SENSOR GROUND
3 V37 20RD/LG SPEED CONTROL SWITCH SIGNAL
4- -
LEFT TAIL/STOP LAMP - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 L38 18BR/WT (BUILT-UP-EXPORT) REAR FOG LAMP RELAY OUTPUT
2 L77 18BK/YL FUSED PARK LAMP RELAY OUTPUT
3 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
4 L10 18BR/LG BACK-UP LAMP FEED
5 Z151 18BK/WT GROUND
6 L63 18DG/RD LEFT TURN SIGNAL
LEFT VISOR/VANITY LAMP (EXCEPT BASE) - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 M1 20PK FUSED B(+)
2 M20 20BR COURTESY LAMP LOAD SHED
8Wa - 80 - 76 8W-80 CONNECTOR PIN-OUTSKJ

MULTI-FUNCTION SWITCH C1 - GRAY 10 WAY
CAV CIRCUIT FUNCTION
1 E21 20OR/RD PANEL LAMPS DIMMER SWITCH MUX
2 L27 20WT/TN (EXCEPT BASE) FRONT FOG LAMP SWITCH SENSE
3- -
4 L80 20WT/DG HEADLAMP SWITCH RETURN
5 L307 20LG/OR HEADLAMP SWITCH MUX
6 L305 20LB/WT LEFT TURN SWITCH SENSE
7 L309 20LG/WT HIGH BEAM RELAY CONTROL
8 Z12 18BK/TN GROUND
9 L324 20WT/LG HIGH BEAM SWITCH SENSE
10 L302 20LB/YL RIGHT TURN SWITCH SENSE
MULTI-FUNCTION SWITCH C2 - GRAY 8 WAY
CAV CIRCUIT FUNCTION
1 V21 20DB/RD REAR WIPER ON DRIVER
2 V22 20BR/YL REAR WIPER INTERMITTENT DRIVER
3 V20 18BK/WT WASHER MOTOR SENSE
4 V52 20DG/RD FRONT WIPER SWITCH MUX
5 F88 20BR/RD FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
6- -
7 V10 18BR WASHER PUMP DRIVER
8- -
OUTPUT SPEED SENSOR (3.7L) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 T14 18LG/WT OUTPUT SPEED SENSOR SIGNAL
2 T13 18DB/BK SPEED SENSOR GROUND
OVERHEAD MAP/READING LAMP (EXCEPT BASE) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 M1 20PK FUSED B(+)
2 M2 20YL REAR COURTESY LAMP CONTROL
3 M20 20BR COURTESY LAMPS LOAD SHEED
8Wa - 80 - 78 8W-80 CONNECTOR PIN-OUTSKJ

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

POWERTRAIN CONTROL MODULE-C3 (GAS) - LT. GRAY 32 WAY
CAV CIRCUIT FUNCTION
26 K226 18DB/WT FUEL LEVEL SENSOR SIGNAL
27 D21 18PK SCI TRANSMIT
28 - -
29 D32 18LG SCI RECEIVE (PCM)
30 D25 18YL/VT PCI BUS
31 - -
32 V37 18RD/LG SPEED CONTROL SWITCH SIGNAL
RADIATOR FAN MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C25 12YL RADIATOR FAN RELAY OUTPUT
2 Z212 12BK/OR GROUND
RADIATOR FAN RELAY - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 C24 12DB/PK FUSED B(+)
2 C25 12YL RADIATOR FAN RELAY OUTPUT
3 Z212 18BK/OR GROUND
4 K173 18LG RADIATOR FAN RELAY CONTROL
RADIO C1 - GRAY 22 WAY
CAV CIRCUIT FUNCTION
1 M1 20PK FUSED B(+)
2 F89 18OR/RD FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
3 E2 20OR FUSED PANEL LAMPS DIMMER SWITCH SIGNAL
4- -
5- -
6- -
7 X54 18VT RIGHT FRONT DOOR SPEAKER (+)
8 X56 18DB/RD RIGHT FRONT DOOR SPEAKER (-)
9 X55 18BR/RD LEFT FRONT DOOR SPEAKER (-)
10 X53 18DG LEFT FRONT DOOR SPEAKER (+)
11 Z9 16BK GROUND
12 M1 20PK FUSED B(+)
13 X16 18LG (PREMIUM) ANTENNA RELAY OUTPUT
14 D25 18YL/VT PCI BUS
15 - -
16 - -
17 - -
18 X51 18BR/YL LEFT REAR SPEAKER (+)
19 X57 18BR/LB LEFT REAR SPEAKER (-)
20 X58 18DB/OR RIGHT REAR SPEAKER (-)
21 X52 18DB/WT RIGHT REAR SPEAKER (+)
22 Z9 16BK GROUND
8Wa - 80 - 84 8W-80 CONNECTOR PIN-OUTSKJ

REAR POWER WINDOW SWITCH (MIDLINE/HIGHLINE) - WHITE 10 WAY
CAV CIRCUIT FUNCTION
1 Q28 14DG/WT RIGHT REAR WINDOW DRIVER DOWN
2 Q14 14GY RIGHT REAR WINDOW DRIVER UP
3 Q24 14DG RIGHT REAR WINDOW DRIVER DOWN
4 Q18 14GY/BK RIGHT REAR WINDOW DRIVER UP
5 Q1 16YL POWER WINDOW SWITCH FEED
6 Q1 16YL POWER WINDOW SWITCH FEED
7 Q17 14DB/WT LEFT REAR WINDOW DRIVER UP
8 Q23 14RD/WT LEFT REAR WINDOW DRIVER DOWN
9 Q27 14RD/BK LEFT REAR WINDOW DRIVER DOWN
10 Q13 14DB LEFT REAR WINDOW DRIVER UP
REAR WHEEL SPEED SENSOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 B2 18YL REAR WHEEL SPEED SENSOR 12 VOLT SUPPLY
2 B1 18YL/DB REAR WHEEL SPEED SENSOR SIGNAL
REAR WIPER MOTOR - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 Z235 18BK GROUND
2 V21 20DB/RD REAR WIPER ON DRIVER
3 G80 20YL/WT FLIP-UP GLASS AJAR SWITCH SENSE
4 V22 20BR/YL REAR WIPER INTERMITTENT DRIVER
5 F70 18PK/BK FUSED B(+)
6- -
RED BRAKE WARNING INDICATOR SWITCH - GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 G11 18WT/BK RED BRAKE WARNING INDICATOR DRIVER
2 Z142 18BK/WT GROUND
REMOTE KEYLESS ENTRY MODULE (EXCEPT BASE)-6WAY
CAV CIRCUIT FUNCTION
1 Y60 RKE DATA
2 Y62 RKE SUPPLY
3 Y61 RKE PROGRAM
4 Y63 RKE GROUND
5 Y64 RKE ANTENNA (+)
6 Y65 RKE ANTENNA (-)
8Wa - 80 - 86 8W-80 CONNECTOR PIN-OUTSKJ

RIGHT FRONT PARK/ TURN SIGNAL LAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 L62 18BR/RD RIGHT TURN SIGNAL
2 L78 18DG/YL (EXCEPT BUILT-UP-EX-
PORT)FUSED PARK LAMP RELAY OUTPUT
3 Z142 18BK/WT GROUND
RIGHT FRONT POWER WINDOW MOTOR (MIDLINE/HIGHLINE) - LT. GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 Q22 16VT/WT RIGHT FRONT WINDOW DRIVER DOWN
2 Q12 16BR RIGHT FRONT WINDOW DRIVER UP
RIGHT FRONT WHEEL SPEED SENSOR (ABS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 B7 18WT RIGHT FRONT WHEEL SPEED SENSOR 12 VOLT
SUPPLY
2 B6 18WT/DB RIGHT FRONT WHEEL SPEED SENSOR SIGNAL
RIGHT HEADLAMP (BUILT-UP-EXPORT)-3WAY
CAV CIRCUIT FUNCTION
1 L34 18RD/OR FUSED RIGHT HIGH BEAM OUTPUT
2 L44 18VT/RD FUSED RIGHT LOW BEAM OUTPUT
3 Z142 18BK/WT GROUND
RIGHT HEADLAMP (EXCEPT BUILT-UP-EXPORT) - BLUE 3 WAY
CAV CIRCUIT FUNCTION
A L44 18VT/RD FUSED RIGHT LOW BEAM OUTPUT
B Z142 18BK/WT GROUND
C L34 18RD/OR FUSED RIGHT HIGH BEAM OUTPUT
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-89

RIGHT SIDE IMPACT AIRBAG CONTROL MODULE (RSIACM) - YELLOW 8 WAY
CAV CIRCUIT FUNCTION
1 F14 18LG/YL FUSED IGNITION SWITCH OUTPUT (RUN-START)
2- -
3 R76 18YL/DB RIGHT CURTAIN SQUIB LINE 2
4 R74 18YL/BR RIGHT CURTAIN SQUIB LINE 1
5 Z100 18BK/YL GROUND
6- -
7- -
8 D25 18YL/VT PCI BUS
RIGHT SIDE MARKER LAMP (EXCEPT BUILT-UP-EXPORT) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L78 18DG/YL FUSED PARK LAMP RELAY OUTPUT
2 L62 18BR/RD RIGHT TURN SIGNAL
RIGHT SIDE REPEATER LAMP (BUILT-UP-EXPORT) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L62 18BR/RD RIGHT TURN SIGNAL
2 Z142 18BK/WT GROUND
RIGHT SPEED CONTROL SWITCH (EXCEPT BASE) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1- -
2 K4 20BK/LB SENSOR GROUND
3 V37 20RD/LG SPEED CONTROL SWITCH SIGNAL
4- -
RIGHT TAIL/STOP LAMP - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 L38 18BR/WT (BUILT-UP-EXPORT) REAR FOG LAMP RELAY OUTPUT
2 L78 18DG/YL FUSED PARK LAMP RELAY OUTPUT
3 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
4 L10 18BR/LG BACK-UP LAMP FEED
5 Z151 18BK/WT GROUND
6 L62 18BR/RD RIGHT TURN SIGNAL
KJ8W-80 CONNECTOR PIN-OUTS8Wa-80-93