2003 JEEP GRAND CHEROKEE seat

PASSENGER HEATED SEAT CUSHION (PREMIUM I/III)-4WAY
CAV CIRCUIT FUNCTION
1 P130 16DG/WT PASSENGER SEAT HEATER B(+) DRIVER
2 P88 16BK/BR HEATED SEAT DRIVER
3 P86 20DG/YL PASSENGER SEAT TEMPERATURE SENSOR INPUT
4 P29 20BR/WT SEAT SENSOR 5 VOLT SUPPLY
PASSENGER HEATED SEAT SWITCH - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 P134 20TN/LG PASSENGER SEAT HEATER SWITCH MUX
2 E2 20OR PANEL LAMPS DRIVER
3 F22 20WT/PK FUSED IGNITION SWITCH OUTPUT (RUN)
4- -
5 Z300 20BK GROUND
6 P132 20OR/BK SEAT HEATER SWITCH SENSOR GROUND
PASSENGER LUMBAR MOTOR (MIDLINE/PREMIUM) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 P105 16LG/DG LUMBAR FORWARD SWITCH SENSE
2 P104 16YL/RD LUMBAR REARWARD SWITCH SENSE
PASSENGER LUMBAR SWITCH (MIDLINE/PREMIUM) - WHITE 6 WAY
CAV CIRCUIT FUNCTION
1- -
2 Z1 16BK GROUND
3 P104 16YL/RD (RHD) LUMBAR REARWARD SWITCH SENSE
3 P105 16LG/DB (LHD) LUMBAR FORWARD SWITCH SENSE
4 P105 16LG/DB (RHD) LUMBAR FORWARD SWITCH SENSE
4 P104 16YL/RD (LHD) LUMBAR REARWARD SWITCH SENSE
5 Z1 16BK GROUND
6 F37 16RD/LB FUSED B(+)
8W - 80 - 104 8W-80 CONNECTOR PIN-OUTWJ

PASSENGER POWER MIRROR - BLACK 12 WAY
CAV CIRCUIT FUNCTION
1 C117 20BK MIRROR HEATER 12 VOLT SUPPLY
2 P65 20DG MIRROR HORIZONTAL POSITION SIGNAL
3 P69 2GY MIRROR SENSOR GROUND
4 P64 20VT MIRROR VERTICAL POSITION SIGNAL
5 C118 20BK/WT MIRROR HEATER GROUND
6 P95 20OR MIRROR HORIZONTAL DRIVER
7- -
8 P99 20DB (BUILT-UP-EXPORT) FOLDING MIRROR FEED
9 P110 20YL (BUILT-UP-EXPORT) FOLDING MIRROR RETURN
10 - -
11 P93 20RD MIRROR VERTICAL DRIVER
12 P91 20WT MIRROR COMMON DRIVER
PASSENGER POWER SEAT FRONT RISER MOTOR - RED 2 WAY
CAV CIRCUIT FUNCTION
1 P18 16YL/LG PASSENGER SEAT FRONT UP DRIVER
2 P20 16RD/LG PASSENGER SEAT FRONT DOWN DRIVER
PASSENGER POWER SEAT HORIZONTAL MOTOR - RED 2 WAY
CAV CIRCUIT FUNCTION
1 P16 16RD/YL PASSENGER SEAT HORIZONTAL REARWARD DRIVER
2 P14 16YL/LB PASSENGER SEAT HORIZONTAL FORWARD DRIVER
PASSENGER POWER SEAT REAR RISER MOTOR - RED 2 WAY
CAV CIRCUIT FUNCTION
1 P10 16YL/WT PASSENGER SEAT REAR UP DRIVER
2 P12 16RD/WT PASSENGER SEAT REAR DOWN DRIVER
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 105

PASSENGER POWER SEAT RECLINER MOTOR (MIDLINE/PREMIUM) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
A P42 16BR/WT PASSENGER SEAT RECLINER DOWN DRIVER
B P44 16GY/LB PASSENGER SEAT RECLINER UP DRIVER
PASSENGER POWER SEAT SWITCH (MIDLINE/PREMIUM) - GREEN 10 WAY
CAV CIRCUIT FUNCTION
1 Z1 16BK GROUND
2 P44 16GY/LB PASSENGER SEAT RECLINER UP DRIVER
3 P16 16RD/YL PASSENGER SEAT HORIZONTAL REARWARD DRIVER
4 P42 16BR/WT PASSENGER SEAT RECLINER DOWN DRIVER
5 F37 16RD/LB FUSED B(+)
6 P14 16YL/LB PASSENGER SEAT HORIZONTAL FORWARD DRIVER
7 P18 16YL/LG (RHD) PASSENGER SEAT FRONT UP DRIVER
7 P20 16RD/LG (LHD) PASSENGER SEAT FRONT DOWN DRIVER
8 P10 16YL/WT (RHD) PASSENGER SEAT REAR UP DRIVER
8 P12 16RD/WT (LHD) PASSENGER SEAT REAR DOWN DRIVER
9 P12 16RD/WT (RHD) PASSENGER SEAT REAR DOWN DRIVER
9 P10 16YL/WT (LHD) PASSENGER SEAT REAR UP DRIVER
10 P20 16RD/LG (RHD) PASSENGER SEAT FRONT DOWN DRIVER
10 P18 16YL/LG (LHD) PASSENGER SEAT FRONT UP DRIVER
PASSENGER REAR POWER WINDOW MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Q124 16DG/WT WINDOW DRIVER (DOWN)
2 Q114 16GY/WT WINDOW DRIVER (UP)
PASSENGER REAR POWER WINDOW SWITCH - BLUE 6 WAY
CAV CIRCUIT FUNCTION
1 Q14 16GY PASSENGER REAR WINDOW DRIVER (UP)
2 Q114 16GY/WT WINDOW DRIVER (UP)
3 E21 20OR/RD PASSENGER REAR DOOR SWITCH ILLUMINATION
4 Q24 16DG PASSENGER REAR WINDOW DRIVER (DOWN)
5 Q124 16DG/WT WINDOW DRIVER (DOWN)
6 Z1 16BK GROUND
PASSENGER SEAT BELT SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 R58 20GY PASSENGER SEAT BELT SWITCH SENSE
2 R60 20VT PASSENGER SEAT BELT SWITCH GROUND
8W - 80 - 106 8W-80 CONNECTOR PIN-OUTWJ

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

SEAT MODULE C2 (PREMIUM) - ORANGE 20 WAY
CAV CIRCUIT FUNCTION
1 F35 16RD FUSED B(+)
2 P131 16BK/OR (PREMIUM I/III) DRIVER SEAT HEATER B(+) DRIVER
3 Z1 16BK GROUND
4 P119 16YL/RD (PREMIUM II/III) SEAT FRONT UP DRIVER
5 P121 16RD/GY (PREMIUM II/III) SEAT FRONT DOWN DRIVER
6 P111 16YL/DB (PREMIUM II/III) SEAT REAR UP DRIVER
7 P113 16RD/BK (PREMIUM II/III) SEAT REAR DOWN DRIVER
8- -
9 P115 16GY/LG (PREMIUM II/III) SEAT HORIZONTAL FORWARD DRIVER
10 F35 16RD FUSED B(+)
11 P130 16DG/WT (PREMIUM I/III) PASSENGER SEAT HEATER B(+) DRIVER
12 Z1 16BK GROUND
13 - -
14 P9 20RD/LB (PREMIUM II/III) SEAT SWITCH B(+) SUPPLY
15 Z6 16BK/YL (PREMIUM I/III) GROUND
16 Z5 16BK/VT (PREMIUM I/III) GROUND
17 - -
18 P141 16GY/WT (PREMIUM II/III) SEAT RECLINER DOWN DRIVER
19 P143 16GY/LB (PREMIUM II/III) SEAT RECLINER UP DRIVER
20 P117 16RD/BR (PREMIUM II/III) SEAT HORIZONTAL REARWARD DRIVER
SENTRY KEY IMMOBILIZER MODULE - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 M1 20PK FUSED B(+)
2 Z132 20BK/OR GROUND
3 G5 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
4- -
5 D25 20YL/VT/BK PCI BUS
6- -
SHIFTER ASSEMBLY (C201 DIESEL) - WHITE 12 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3- -
4 K2 20WT/PK SECONDARY BRAKE SWITCH SIGNAL
5 D25 20RD PCI BUS
6- -
7 D21 20PK SCI TRANSMIT
8 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
9 T2 20TN/BK BACK-UP LAMP RELAY CONTROL
10 Z234 20WT GROUND
11 T41 20BK/WT PARK/NEUTRAL POSITION SWITCH SENSE (T41)
12 F991 20OR/DB FUSED IGNITION SWITCH OUTPUT (RUN-START)
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 119

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
C303 WT Right Rear Door 29, 34, 36
C304 BK Under Driver Seat 33, 36
C306 BK Under Passenger Seat 34, 35
C307 WT Left Rear Door 28, 33 35
C308 WT Top of Liftgate 37, 38
C309 WT Left Rear Quarter Pillar 37
C310 (Built-Up-Export) LT GY Above Left Quarter Wheel Housing 37, 39
C310 (Except Built-Up-Export) LT GN Above Left Quarter Wheel Housing 39
C311 WT Top of Liftgate 38
C312 Center of Liftgate 38
C313 WT In Driver Door 24, 25
C314 LT GY At Passenger Door 26, 27, 31
C315 To Rear of Right Quarter Window 32
C318 At C Post 33, 36
Camshaft Position Sensor
(Diesel)BK Top of Engine N/S
Camshaft Position Sensor
(Gas)GY Right Side of Engine 10, 11, 14, 15
Capacitor (4.0L) BK Right Rear of Engine 10
Capacitor NO. 1 (4.7L) BK Right Side of Engine 14, 15
Capacitor NO. 2 (4.7L) BK Left Side of Engine 13
Cargo Lamp WT In Headliner Near Liftgate N/S
Center High Mounted Stop
LampBK Top of Liftgate N/S
Cigar Lighter RD Center of Instrument Panel 19, 20
Clockspring - C1 BK At Steering Column 23
Clockspring - C2 At Steering Column 23
Clockspring - C3 GY At Steering Column 23
Clockspring - C4 BK At Steering Column N/S
Coil On Plug NO. 1 (4.7L) BK Left Side of Engine Near Fuel
Injector No.113
Coil On Plug NO. 2 (4.7L) BK Right Side of Engine Near Fuel
Injector No.214, 15
Coil On Plug NO. 3 (4.7L) BK Left Side of Engine Near Fuel
Injector No.313
Coil On Plug NO. 4 (4.7L) BK Right Side of Engine Near Fuel
Injector No.414, 15
Coil On Plug NO. 5 (4.7L) BK Left Side of Engine Near Fuel
Injector No.513
Coil On Plug NO. 6 (4.7L) BK Right Side of Engine Near Fuel
Injector No.614, 15
Coil On Plug NO. 7 (4.7L) BK Left Side of Engine Near Fuel
Injector No.713
WJ8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 3
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Coil On Plug NO. 8 (4.7L) BK Right Side of Engine Near Fuel
Injector No.814, 15
Coil Rail (4.0L) BK Right Rear of Engine 10, 11
Compact Disc Changer BK Near Radio N/S
Compact Disc Changer BK Right Rear Quarter Panel 37
Controller Antilock Brake BK Left Front Engine Compartment 3, 4
Coolant Level Sensor LT GY Right Rear of Engine 5
Crankcase Heater (Diesel) BK Near T/O for G105 8
Crankshaft Position Sensor
(Diesel)BK Rear of Engine Near Transmission
Bell HousingN/S
Crankshaft Position Sensor
(Gas)BK Rear of Engine Near Transmission
Bell Housing10, 11, 14, 15, 17
Data Link Connector BK Under Lower Driver's Side of
Instrument Panel20, 21, 22
Diagnostic Junction Port BK At Steering Column 23
Driver Airbag Squib 1 BK In Steering Wheel N/S
Driver Airbag Squib 2 BK In Steering Wheel N/S
Driver Blend Door Motor/
Actuator (AZC)BK On HVAC Housing N/S
Driver Cylinder Lock Switch GY In Driver Door 24, 25
Driver Door Lock Motor/Ajar
SwitchBK In Driver Door 24, 25
Driver Door Module - C1 WT In Driver Door 24, 25
Driver Door Module - C2 BK In Driver Door N/S
Driver Door Module - C3 BK In Driver Door N/S
Driver Front Door Courtesy
LampBK In Driver Door N/S
Driver Front Power Window
MotorBK In Driver Door 24, 25
Driver Heated Seat Back
(Premium I/III)GN At Driver Seat N/S
Driver Heated Seat Cushion
(Premium I/III)BK At Driver Seat N/S
Driver Heated Seat Switch WT Center of Instrument Panel 19 20, 21
Driver Lumbar Motor
(Midline/Premium)BK At Driver Seat N/S
Driver Lumbar Switch
(Midline/Premium)WT At Driver Seat N/S
Driver Power Mirror BK At Driver Door N/S
Driver Power Seat Front Riser
MotorRD At Driver Seat N/S
Driver Power Seat Front Riser
Motor Sensor (Premium II/III)BK At Driver Seat N/S
Driver Power Seat Horizontal
MotorBK At Driver Seat N/S
8W - 91 - 4 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONWJ
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Driver Power Seat Horizontal
Motor Sensor (Premium II/III)BK At Driver Seat N/S
Driver Power Seat Rear Riser
MotorRD At Driver Seat N/S
Driver Power Seat Rear Riser
Motor Sensor (Premium II/III)BK At Driver Seat N/S
Driver Power Seat Recliner
MotorBK At Driver Seat N/S
Driver Power Seat Recliner
Motor Sensor (Premium II/III)BK At Driver Seat N/S
Driver Power Seat Switch
(Midline/Premium)GN At Driver Seat N/S
Driver Rear Power Window
MotorBK In Left Rear Door 28
Driver Rear Power Window
SwitchBL In Left Rear Door 28
Driver Seat Belt Switch At Switch N/S
EGR Solenoid (Diesel) BK Left Front Fender 7, 8
Electric Brake BL Near Junction Block N/S
Electronic Speed Control Servo BK Right Front of Engine Compartment 5
Engine Control Module C1
(Diesel)BK Left Front of Engine 7, 8
Engine Control Module C2
(Diesel)BK Left Front of Engine 7, 8
Engine Coolant Temperature
Sensor (Diesel)BK Top of Engine N/S
Engine Coolant Temperature
Sensor (GAS)BK Front of Engine 9, 13
Engine Oil Pressure Sensor BK Side of Engine 10, 11, 13
EVAP/Purge Solenoid BK Left Front Fender Near Controller
Antilock Brake3
Front Power Outlet RD Center of Instrument Panel 19, 20
Front Washer Pump WT Left Front of Engine Compartment 3, 4
Front Wiper Motor BK Left Side of Cowl 3, 4
Fuel Injector No.1 BK At Injector 7, 9, 13
Fuel Injector No.2 BK At Injector 7, 9, 14, 15
Fuel Injector No.3 BK At Injector 7, 9, 13
Fuel Injector No.4 BK At Injector 7, 9, 14, 15
Fuel Injector No.5 BK At Injector 9, 13
Fuel Injector No.6 BK At Injector 9, 14, 15
Fuel Injector No.7 (4.7L) BK At Injector 13
Fuel Injector No.8 (4.7L) BK At Injector 14, 15
Fuel Pressure Sensor (Diesel) BK Right Front of Engine N/S
Fuel Pressure Solenoid
(Diesel)BK Top of Engine N/S
WJ8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 5
CONNECTOR/GROUND/SPLICE LOCATION (Continued)