Ect sensor JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual

RIGHT FRONT SIDE MARKER LAMP (EXCEPT BUILT-UP-EXPORT) - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 L7 20BK/PK PARK LAMP RELAY OUTPUT
2 L60 20TN RIGHT TURN SIGNAL
RIGHT FRONT TURN SIGNAL LAMP (BUILT-UP-EXPORT) - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 L60 20TN RIGHT TURN SIGNAL
2 Z1 18BK GROUND
RIGHT FRONT WHEEL SPEED SENSOR - GRAY 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 LEVELING MOTOR (BUILT-UP-EXPORT) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z1 18BK GROUND
2 L114 18VT/DB HEADLAMP ADJUST SIGNAL
3 L7 20BK/PK PARK LAMP RELAY OUTPUT
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 115

RIGHT REAR DOOR LOCK MOTOR/AJAR SWITCH - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 G76 18TN/YL RIGHT REAR DOOR AJAR SWITCH SENSE
2 Z1 18BK GROUND
3 P36 18PK/VT DOOR UNLOCK DRIVER
4 P35 18OR/VT DOOR LOCK DRIVER
RIGHT REAR DOOR SPEAKER - WHITE 3 WAY
CAV CIRCUIT FUNCTION
1 X52 18WT/VT (BASE) RIGHT REAR DOOR SPEAKER (+)
1 X90 18WT/VT (PREMIUM) RIGHT REAR DOOR SPEAKER (+)
2- -
3 X58 18TN/DG (BASE) RIGHT REAR DOOR SPEAKER (-)
3 X92 18TN/DG (PREMIUM) RIGHT REAR DOOR SPEAKER (-)
RIGHT REAR LAMP ASSEMBLY - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 L1 18VT/BK BACK-UP LAMP FEED
2 L95 18DG/YL (BUILT-UP-EXPORT) REAR FOG LAMP RELAY OUTPUT
3 L7 18BK/YL PARK LAMP RELAY OUTPUT
4 L62 18BR/RD RIGHT TURN SIGNAL
5 Z151 18BK GROUND
6 L50 18WT/TN PRIMARY BRAKE SWITCH SIGNAL
RIGHT REAR WHEEL SPEED SENSOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 B2 18YL RIGHT REAR WHEEL SPEED SENSOR 12 VOLT
SUPPLY
2 B1 18YL/DB RIGHT REAR WHEEL SPEED SENSOR SIGNAL
RIGHT REMOTE RADIO SWITCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 X10 20RD/BK RADIO CONTROL MUX RETURN
2 X20 20RD/YL RADIO CONTROL MUX
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 117

RIGHT SIDE REPEATER LAMP (BUILT-UP-EXPORT) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L60 18TN RIGHT TURN SIGNAL
2 Z142 18BK GROUND
RIGHT VISOR/VANITY LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 F70 20PK FUSED B(+)
2 M20 20YL/BK COURTESY LAMP LOAD SHED
SEAT BELT SWITCH - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 G10 20LG/RD SEAT BELT SWITCH SENSE
2 Z1 20BK GROUND
SEAT MODULE C1 (PREMIUM) - BLACK 20 WAY
CAV CIRCUIT FUNCTION
1 P15 20YL/LB (PREMIUM II/III) SEAT HORIZONTAL FORWARD SWITCH SENSE
2- -
3 P11 20YL/WT(PREMIUM II/III) SEAT REAR UP SWITCH SENSE
4 P43 20GY/LB (PREMIUM II/III) RECLINER UP SWITCH SENSE
5 P19 20YL/LG (PREMIUM II/III) SEAT FRONT UP SWITCH SENSE
6 P86 20DG/YL (PREMIUM I/III) PASSENGER SEAT TEMPERATURE SENSOR INPUT
7 P27 20LB/RD (PREMIUM II/III) REAR RISER POSITION SIGNAL
8 P25 20VT/RD (PREMIUM II/III) SEAT HORIZONTAL POSITION SIGNAL
9 P135 20LB/BK (PREMIUM I/III) DRIVER SEAT TEMPERATURE SENSOR INPUT
10 P28 20BR/RD (PREMIUM II/III) SEAT POSITION SENSOR GROUND
11 P41 20GY/WT (PREMIUM II/III) RECLINER DOWN SWITCH SENSE
12 P17 20RD/YL (PREMIUM II/III) SEAT HORIZONTAL REARWARD SWITCH SENSE
13 - -
14 P21 20RD/LG (PREMIUM II/III) SEAT FRONT DOWN SWITCH SENSE
15 P13 20RD/WT (PREMIUM II/III) SEAT REAR DOWN SWITCH SENSE
16 P47 20LB (PREMIUM II/III) RECLINER POSITION SIGNAL
17 P26 20BR (PREMIUM II/III) FRONT RISER POSITION SIGNAL
18 P29 20BR/WT SEAT SENSOR 5 VOLT SUPPLY
19 Z2 20BK/OR GROUND
20 D25 20VT/YL PCI BUS
8W - 80 - 118 8W-80 CONNECTOR PIN-OUTWJ

SHIFTER ASSEMBLY (GAS) - WHITE 6 WAY
CAV CIRCUIT FUNCTION
1 E2 20OR PANEL LAMPS DRIVER
2 Z234 18BK GROUND
3 T6 18OR/WT OVERDRIVE OFF SWITCH SENSE
4 Z300 18BK GROUND
5 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
6 K29 18WT/PK SECONDARY BRAKE SWITCH SIGNAL
SHIFTER ASSEMBLY C1 (DIESEL) - BLACK 12 WAY
CAV CIRCUIT FUNCTION
1 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
2 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
3 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
4 T2 20TN/BK BACK-UP LAMP RELAY CONTROL
5 D25 20OR PCI BUS
6 W0 20DB/WT SHIFTER C1 SENSE
7 W1 20VT/WT SHIFTER C2 SENSE
8 W2 20VT SHIFTER C3 SENSE
9 W3 20BK SHIFTER C4 SENSE
10 W4 20PK/OR SHIFTER C5 SENSE
11 Z234 20WT GROUND
12 Z234 20WT GROUND
SHIFTER ASSEMBLY C2 (DIESEL)-6WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
4 K2 20WT/PK SECONDARY BRAKE SWITCH SIGNAL
5 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
6 Y1 20DB/PK PARK LOCKOUT SOLENOID CONTROL
SIREN (BUILT-UP-EXPORT)-3WAY
CAV CIRCUIT FUNCTION
1 Z141 18BK GROUND
2 X75 18GY/LB (DIESEL) SIREN SIGNAL CONTROL
2 X75 18GY/LG (GAS) SIREN SIGNAL CONTROL
3 M1 18PK FUSED B(+)
SPEED CONTROL SWITCH NO. 1 - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1- -
2 K4 20BK/LB SENSOR GROUND
3 V37 20RD/LG SPEED CONTROL SWITCH SIGNAL
4- -
8W - 80 - 120 8W-80 CONNECTOR PIN-OUTWJ

SPEED CONTROL SWITCH NO. 2 - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1- -
2 K4 20BK/LB SENSOR GROUND
3 V37 20RD/LG SPEED CONTROL SWITCH SIGNAL
4- -
SUNROOF CONTROL MODULE-8WAY
CAV CIRCUIT FUNCTION
A Q46 20OR/WT SUNROOF MOTOR POSITION SENSOR SIGNAL
B Q41 20WT SUNROOF OPEN
C Q43 20VT SUNROOF VENT
D Z1 16BK GROUND
E- -
F Q30 16DB ACCESSORY DELAY RELAY OUTPUT
G Q5 16RD SUNROOF MOTOR B(+)
H Q6 16OR SUNROOF MOTOR B(-)
SUNROOF MOTOR C1 - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 Q5 16RD SUNROOF MOTOR B(+)
2 Q6 16OR SUNROOF MOTOR B(-)
SUNROOF MOTOR C2 - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z1 20BK GROUND
2 Q46 20OR/WT SUNROOF MOTOR POSITION SENSOR SIGNAL
3- -
SUNROOF SWITCH - GRAY 5 WAY
CAV CIRCUIT FUNCTION
1 Q43 20VT SUNROOF VENT
2- -
3 Z150 20BK GROUND
4- -
5 Q41 20WT SUNROOF OPEN
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 121

TEMPERATURE VALVE ACTUATOR (MTC) - BLACK 6 WAY
CAV CIRCUIT FUNCTION
5- -
6- -
7 Z132 20BK/OR GROUND
8 C67 20RD/LB BLEND AIR DOOR POSITION CONTROL
9- -
10 F22 20WT/PK FUSED IGNITION SWITCH OUTPUT (RUN)
THROTTLE POSITION SENSOR (4.0L) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 K7 18OR 5 VOLT SUPPLY
2 K4 18BK/LB SENSOR GROUND
3 K22 18OR/RD THROTTLE POSITION SENSOR SIGNAL
THROTTLE POSITION SENSOR (4.7L)-3WAY
CAV CIRCUIT FUNCTION
1 K7 18OR 5 VOLT SUPPLY
2 K22 18OR/RD THROTTLE POSITION SENSOR SIGNAL
3 K4 18BK/LB SENSOR GROUND
TRAILER TOW BRAKE LAMP RELAY - BLACK 5 WAY
CAV CIRCUIT FUNCTION
30 (3) F9 14RD/BK FUSED B(+)
85 (2) L50 18WT/TN PRIMARY BRAKE SWITCH SIGNAL
86 (1) Z150 18BK GROUND
87 (5) L95 14DG/YL TRAILER TOW BRAKE LAMP RELAY OUTPUT
87A
(4)L94 14OR/WT TRAILER TOW BRAKE LAMP RELAY OUTPUT
TRAILER TOW CIRCUIT BREAKER - BLACK 2 WAY
CAV CIRCUIT FUNCTION
A F30 14RD/WT FUSED CIGAR LIGHTER RELAY OUTPUT
B F30 14RD/TN CIGAR LIGHTER RELAY OUTPUT
8W - 80 - 122 8W-80 CONNECTOR PIN-OUTWJ

TRAILER TOW CONNECTOR - BLACK 10 WAY
CAV CIRCUIT FUNCTION
1- -
2 L62 14BR/RD RIGHT TURN SIGNAL
3 L1 18VT/BK BACK-UP LAMP FEED
4 F30 14RD/WT FUSED CIGAR LIGHTER RELAY OUTPUT
5 L7 18BK/YL PARK LAMP RELAY OUTPUT
6- -
7 B40 14LB TRAILER TOW BRAKE B(+)
8 Z150 14BK GROUND
9 Z150 14BK GROUND
10 L63 14DG/RD LEFT TURN SIGNAL
TRAILER TOW LEFT TURN RELAY - BLACK 5 WAY
CAV CIRCUIT FUNCTION
30 (3) L63 16DG/RD LEFT TURN SIGNAL
85 (2) L63 14DG/RD LEFT TURN SIGNAL
86 (1) Z150 18BK GROUND
87 (5) L94 14OR/WT TRAILER TOW BRAKE LAMP RELAY OUTPUT
87A (4) L95 14DG/YL TRAILER TOW BRAKE LAMP RELAY OUTPUT
TRAILER TOW RIGHT TURN RELAY - BLACK 5 WAY
CAV CIRCUIT FUNCTION
30 (3) L62 14BR/RD RIGHT TURN SIGNAL
85 (2) L62 20BR/RD RIGHT TURN SIGNAL
86 (1) Z150 18BK GROUND
87 (5) L94 14OR/WT TRAILER TOW BRAKE LAMP RELAY OUTPUT
87A (4) L95 14DG/YL TRAILER TOW BRAKE LAMP RELAY OUTPUT
TRANSFER CASE POSITION SENSOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K77 20BR/WT (DIESEL) TRANSFER CASE POSITION SENSOR SIGNAL
1 K77 18LG/BK (GAS) TRANSFER CASE POSITION SENSOR INPUT
2 K4 20BK/LB (DIESEL) SENSOR GROUND
2 K4 18BK/LB (GAS) SENSOR GROUND
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 123

TRANSMISSION CONTROL MODULE (4.7L) - BLACK 60 WAY
CAV CIRCUIT FUNCTION
1 T1 18LG/BK TRS T1 SENSE
2 T2 18TN/BK TRS T2 SENSE
3 T3 18VT TRS T3 SENSE
4- -
5- -
6 K24 18GY/BK CRANKSHAFT POSITION SENSOR SIGNAL
7 D21 18PK SCI TRANSMIT
8 F45 18YL/RD FUSED IGNITION SWITCH OUTPUT (START)
9 T9 18OR/BK OVERDRIVE PRESSURE SWITCH SENSE
10 T10 18YL/DG TORQUE MANAGEMENT REQUEST SENSE
11 F991 18OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
12 K22 18OR/RD THROTTLE POSITION SENSOR SIGNAL
13 T13 18DB/BK SPEED SENSOR GROUND
14 T14 18LG/WT OUTPUT SPEED SENSOR SIGNAL
15 K30 18PK/YL TRANSMISSION CONTROL RELAY CONTROL
16 T16 14RD TRANSMISSION CONTROL RELAY OUTPUT
17 T16 14RD TRANSMISSION CONTROL RELAY OUTPUT
18 T118 18YL/DB PRESSURE CONTROL SOLENOID CONTROL
19 T119 18WT/DB 2C SOLENOID CONTROL
20 T120 18LG LR SOLENOID CONTROL
21 - -
22 - -
23 - -
24 - -
25 - -
26 - -
27 - -
28 - -
29 T29 18GY UNDERDRIVE PRESSURE SWITCH SENSE
30 T130 14VT/TN LINE PRESSURE SENSOR SIGNAL
31 - -
32 - -
33 - -
34 - -
35 - -
36 T16 14RD TRANSMISSION CONTROL RELAY OUTPUT
37 Z113 14BK/WT GROUND
38 T138 14GY/LB 5 VOLT SUPPLY
39 Z112 14BK/YL GROUND
40 T140 18VT/LG MS SOLENOID CONTROL
41 T41 18WT TRS T41 SENSE
42 T42 18VT/WT TRS T42 SENSE
43 D25 18YL/VT PCI BUS
44 - -
45 - -
46 D20 18LG SCI RECEIVE
47 T147 18LB 2C PRESSURE SWITCH SENSE
48 T48 18DB 4C PRESSURE SWITCH SENSE
49 T6 18VT/WT OVERDRIVE OFF SWITCH SENSE
50 T150 18BR/LB LR PRESSURE SWITCH SENSE
51 K4 18BK/LB SENSOR GROUND
52 T52 18RD/BK INPUT SPEED SENSOR SIGNAL
53 Z114 14BK/LG GROUND
54 T54 18VT TRANSMISSION TEMPERATURE SENSOR SIGNAL
55 T59 18PK UNDERDRIVE SOLENOID CONTROL
56 A30 14RD/WT FUSED B(+)
57 Z12 14BK/TN GROUND
58 - -
59 T159 18DG/WT 4C SOLENOID CONTROL
60 T60 18BR OVERDRIVE SOLENOID CONTROL
8W - 80 - 124 8W-80 CONNECTOR PIN-OUTWJ

TRANSMISSION CONTROL MODULE C1 (DIESEL) - BLACK 18 WAY
CAV CIRCUIT FUNCTION
1 D21 20PK SCI TRANSMIT
2- -
3 W4 20PK/OR SHIFTER C5 SENSE
4 Y1 20DB/PK PARK LOCKOUT SOLENOID CONTROL
5- -
6- -
7 T41 20BK/WT PARK/NEUTRAL POSITION SWITCH SENSE (T41)
8- -
9- -
10 - -
23 - -
24 - -
25 W0 20DB/WT SHIFTER C1 SENSE
26 W1 20VT/WT SHIFTER C2 SENSE
27 W2 20VT SHIFTER C3 SENSE
28 W3 20BK SHIFTER C4 SENSE
29 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
30 Z234 20WT GROUND
TRANSMISSION CONTROL MODULE C2 (DIESEL) - BLACK 14 WAY
CAV CIRCUIT FUNCTION
12 T52 18RD/BK N2 INPUT SPEED SENSOR
13 T39 18GY/LB SENSOR SUPPLY VOLTAGE
14 T60 18BR 1-2/4-5 SOLENOID CONTROL
15 T159 18DG/WT 3-4 SOLENOID CONTROL
16 T119 18WT/DB 2-3 SOLENOID CONTROL
17 T120 18LG TCC SOLENOID CONTROL
33 T13 18DB/BK SENSOR GROUND
34 T54 18VT TEMP SENSOR - P/N SWITCH
35 T14 18LG/WT N3 INPUT SPEED SENSOR
36 T591 18YL/DB MODULATION PRESSURE SOLENOID CONTROL
37 T118 18YL/DB SHIFT PRESSURE SOLENOID CONTROL
38 T16 18RD SOLENOID SUPPLY VOLTAGE
H1 D52 18LG/WT CAN C BUS(+)
L2 D51 18DG/WT CAN C BUS(-)
TRANSMISSION SOLENOID (4.0L) - BLACK 8 WAY
CAV CIRCUIT FUNCTION
1 T15 18LG FUSED TRANSMISSION CONTROL RELAY OUTPUT
2 K6 18VT/BK 5 VOLT SUPPLY
3 K4 18BK/LB SENSOR GROUND
4 T25 18LG/RD GOVERNOR PRESSURE SENSOR SIGNAL
5 K88 18PK GOVERNOR PRESSURE SOLENOID CONTROL
6 T60 18BR 3-4 SHIFT SOLENOID CONTROL
7 T20 18LB TORQUE CONVERTER CLUTCH SOLENOID CONTROL
8 T54 18VT TRANSMISSION TEMPERATURE SENSOR SIGNAL
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 125

TRANSMISSION SOLENOID ASSEMBLY (DIESEL) - BLACK 13 WAY
CAV CIRCUIT FUNCTION
1 T14 18LG/WT N3 INPUT SPED SENSOR
2 T591 18YL/DB MODULATION PRESSURE SOLENOID CONTROL
3 T52 18RD/BK N2 INPUT SPEED SENSOR
4 T54 18VT TEMP SENSOR - P/N SWITCH
5- -
6 T16 18RD SOLENOID SUPPLY VOLTAGE
7 T39 18GY/LB SENSOR SUPPLY VOLTAGE
8 T119 18WT/DB 2-3 SOLENOID CONTROL
9 T159 18DG/WT 3-4 SOLENOID CONTROL
10 T118 18YL/DB SHIFT PRESSURE SOLENOID CONTROL
11 T120 18LG TCC SOLENOID CONTROL
12 T13 18DB/BK SENSOR GROUND
13 T60 18BR 1-2/4-5 SOLENOID CONTROL
TRANSMISSION SOLENOID/TRS ASSEMBLY (4.7L) - GRAY 23 WAY
CAV CIRCUIT FUNCTION
1 F22 18WT/PK FUSED IGNITION SWITCH OUTPUT (RUN)
2 T120 18LG LR SOLENOID CONTROL
3 T41 18BK/WT PARK/NEUTRAL POSITION SWITCH SENSE (T41)
4 T141 18WT TRS T41 SENSE
5 T42 18VT/WT TRS T42 SENSE
6 L1 18VT/BK BACK-UP LAMP FEED
7 T60 18BR OVERDRIVE SOLENOID CONTROL
8 T3 18VT TRS T3 SENSE
9 T1 18LG/BK TRS T1 SENSE
10 T16 14RD TRANSMISSION CONTROL RELAY OUTPUT
11 T48 18DB 4C PRESSURE SWITCH SENSE
12 T118 18YL/DB PRESSURE CONTROL SOLENOID CONTROL
13 T2 18TN/BK TRS T2 SENSE
14 T150 18BR/LB LR PRESSURE SWITCH SENSE
15 T147 18LB 2C PRESSURE SWITCH SENSE
16 T9 18OR/BK OVERDRIVE PRESSURE SWITCH SENSE
17 T59 18PK UNDERDRIVE SOLENOID CONTROL
18 T29 18GY UNDERDRIVE PRESSURE SWITCH SENSE
19 T159 18DG/WT 4C SOLENOID CONTROL
20 T119 18WT/DB 2C SOLENOID CONTROL
21 T140 18VT/LG MS SOLENOID CONTROL
22 T13 18DB/BK SPEED SENSOR GROUND
23 T54 18VT TRANSMISSION TEMPERATURE SENSOR SIGNAL
UNDERHOOD LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z141 20BK GROUND
2 M1 20PK/RD FUSED B(+)
8W - 80 - 126 8W-80 CONNECTOR PIN-OUTWJ