pcm JEEP GRAND CHEROKEE 2001 Owners Manual

A/C HIGH PRESSURE SWITCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C18 20DB (RHD DIESEL) A/C PRESSURE SIGNAL
1 C18 18DB (4.0L/LHD DIESEL) A/C PRESSURE SIGNAL
2 C21 20DB/YL A/C SWITCH SENSE
A/C LOW PRESSURE SWITCH - GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 C21 20DB/YL (4.0L/DIESEL) A/C SWITCH SENSE
1 C21 18DB/YL (4.7L) A/C SWITCH SENSE
2 Z1 20BK GROUND
A/C PRESSURE TRANSDUCER - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K6 18VT/WT 5V SUPPLY
3 C18 18DB A/C PRESSURE SIGNAL
4- -
ACCELERATOR PEDAL POSITION SENSOR (DIESEL) - BLACK 10 WAY
CAV CIRCUIT FUNCTION
1- -
2 K7 18OR 5V SUPPLY
3 K101 18WaT THROTTLE POSITION SENSOR SIGNAL
4 K4 20BK/LB SENSOR GROUND (PCM)
5 K151 18WaT/RD LOW IDLE POSITION SWITCH SENSE
6- -
7 K167 18BR SENSOR GROUND (ECM)
8 K255 18WaT/DB ACCELERATOR PEDAL POSITION SENSOR SIGNAL
9- -
10 K440 18VT/WT 5V SUPPLY
WJ8Wa-80 CONNECTOR PIN-OUTS 8Wa - 80 - 5

DATA LINK CONNECTOR - BLACK 16 WAY
CAV CIRCUIT FUNCTION
1- -
2 D25 20YL/VT PCI BUS
3- -
4 Z2 20BK/OR GROUND
5 Z21 20BK/LG GROUND
6 D32 20LG/DG SCI RECEIVE
7 D21 20PK SCI TRANSMIT
8- -
9 D19 20VT/OR BODY CONTROL MODULE FLASH ENABLE
10 - -
11 - -
12 - -
13 - -
14 D20 20LG SCI RECEIVE
15 - -
16 F33 20PK/RD FUSED B(+)
DIAGNOSTIC JUNCTION PORT - WHITE 10 WAY
CAV CIRCUIT FUNCTION
1 D25 20YL/VT/BR PCI BUS (PCM TCM PDM CD SKIM)
2 D25 20YL/VT/GY PCI BUS (DDM ABS MEM EVIC)
3 D25 20YL/VT/DG (AZC) PCI BUS (AZC)
4 D25 18YL/VT/DB PCI BUS (RADIO)
5 D25 18YL/VT/OR PCI BUS (ACM)
6 D25 20YL/VT/RD PCI BUS (MIC)
7- -
8 D25 20YL/VT/WT PCI BUS (BCM)
9 D25 20YL/VT PCI BUS (DLC)
10 - -
DRIVER AIRBAG-2WAY
CAV CIRCUIT FUNCTION
1 R43 18BK DRIVER AIRBAG LINE 2
2 R45 18BK DRIVER AIRBAG LINE 1
8Wa - 80 - 54 8Wa-80 CONNECTOR PIN-OUTSWJ

ENGINE COOLANT TEMPERATURE SENSOR - ECM (DIESEL)-2WAY
CAV CIRCUIT FUNCTION
1 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
2 K121 18BK/VT SENSOR GROUND
ENGINE COOLANT TEMPERATURE SENSOR - PCM (DIESEL)-2WAY
CAV CIRCUIT FUNCTION
1 K222 18TN/RD ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
2 K4 18BK/LB SENSOR GROUND
ENGINE OIL PRESSURE SENSOR - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 K6 18VT/BK (GAS) 5V SUPPLY
1 K6 18VT/WT (DIESEL) 5V SUPPLY
2 G60 18GY/YL ENGINE OIL PRESSURE SENSOR SIGNAL
3 K4 18BK/LB SENSOR GROUND
ENGINE SPEED SENSOR (DIESEL) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z3 18BK/OR GROUND
2- -
3 K24 18GY/BK ENGINE SPEED SENSOR SIGNAL
WJ8Wa-80 CONNECTOR PIN-OUTS 8Wa - 80 - 63

POWER CONNECTOR - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 A148 16VT FUSED B(+)
2 Z1 16BK GROUND
POWERTRAIN CONTROL MODULE C1 (DIESEL) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1- -
2 A142 14DG/OR AUTOMATIC SHUT DOWN RELAY OUTPUT
3- -
4 K4 18BK/LB SENSOR GROUND
5- -
6 T41 18BR/YL PARK/NEUTRAL POSITION SWITCH SENSE
7- -
8 K159 18GY ENGINE SPEED SENSOR SIGNAL
9- -
10 - -
11 - -
12 - -
13 - -
14 - -
15 - -
16 K222 18TN/RD PCM ENGINE COOLANT TEMPERATURE SENSOR SIG-
NAL
17 K7 18OR 5V SUPPLY
18 G8 18LB/BK FUEL MONITOR SIGNAL
19 - -
20 - -
WJ8Wa-80 CONNECTOR PIN-OUTS 8Wa - 80 - 91