2003 JEEP GRAND CHEROKEE Power seat

DRIVER POWER SEAT REAR RISER MOTOR SENSOR (PREMIUM II/III)-3WAY
CAV CIRCUIT FUNCTION
A P28 20BR/RD SEAT POSITION SENSOR GROUND
B P27 20LB/RD REAR RISER POSITION SIGNAL
C P29 20BR/WT SEAT SENSOR 5 VOLT SUPPLY
DRIVER POWER SEAT RECLINER MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
A P41 16GY/WT (MIDLINE/PREMIUM I) DRIVER SEAT RECLINER DOWN DRIVER
A P141 16GY/WT (PREMIUM II/III) SEAT RECLINER DOWN DRIVER
B P43 16GY/LB (MIDLINE/PREMIUM I) DRIVER SEAT RECLINER UP DRIVER
B P143 16GY/LB (PREMIUM II/III) SEAT RECLINER UP DRIVER
DRIVER POWER SEAT RECLINER MOTOR SENSOR (PREMIUM II/III) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
A P29 20BR/WT SEAT SENSOR 5 VOLT SUPPLY
B P47 20LB RECLINER POSITION SIGNAL
C P28 20BR/RD SEAT POSITION SENSOR GROUND
DRIVER POWER SEAT SWITCH (EXCEPT MIDLINE/PREMIUM) - 12 WAY
CAV CIRCUIT FUNCTION
A F35 16RD FUSED B(+)
B Z1 16BK GROUND
C- -
E P21 16RD/LG (LHD) DRIVER SEAT FRONT DOWN DRIVER
E P19 16YL/LG (RHD) DRIVER SEAT FRONT UP DRIVER
F- -
G- -
H- -
J P19 16YL/LG (LHD) DRIVER SEAT FRONT UP DRIVER
J P21 16RD/LG (RHD) DRIVER SEAT FRONT DOWN DRIVER
K P15 16YL/LB DRIVER SEAT HORIZONTAL FORWARD DRIVER
L P17 16RD/YL DRIVER SEAT HORIZONTAL REARWARD DRIVER
M P13 16RD/WT (LHD) DRIVER SEAT REAR DOWN DRIVER
M P11 16YL/WT (RHD) DRIVER SEAT REAR UP DRIVER
N P11 16YL/WT (LHD) DRIVER SEAT REAR UP DRIVER
N P13 16RD/WT (RHD) DRIVER SEAT REAR DOWN DRIVER
8W - 80 - 72 8W-80 CONNECTOR PIN-OUTWJ

DRIVER POWER SEAT SWITCH (MIDLINE/PREMIUM) - GREEN 10 WAY
CAV CIRCUIT FUNCTION
1 Z1 16BK GROUND
2 P43 16GY/LB (MIDLINE/PREMIUM I) DRIVER SEAT RECLINER UP DRIVER
2 P43 20GY/LB (PREMIUM II/III) RECLINER UP SWITCH SENSE
3 P17 16RD/YL (MIDLINE/PREMIUM I) DRIVER SEAT HORIZONTAL REARWARD DRIVER
3 P17 20RD/YL (PREMIUM II/III) DRIVER SEAT HORIZONTAL REARWARD SWITCH
SENSE
4 P41 16GY/WT (MIDLINE/PREMIUM I) DRIVER SEAT RECLINER DOWN DRIVER
4 P41 20GY/WT (PREMIUM II/III) RECLINER DOWN SWITCH SENSE
5 F35 16RD (MIDLINE/PREMIUM I) FUSED B(+)
5 P9 20RD/LB (PREMIUM II/III) SEAT SWITCH B(+) SUPPLY
6 P15 16YL/LB (MIDLINE/PREMIUM I) DRIVER SEAT HORIZONTAL FORWARD DRIVER
6 P15 20YL/LB (PREMIUM II/III) DRIVER SEAT HORIZONTAL FORWARD SWITCH
SENSE
7 P19 16YL/LG (MIDLINE/PREMIUM I) SEAT FRONT UP SWITCH SENSE
7 P21 20RD/LG (RHD PREMIUM II/III) SEAT FRONT DOWN SWITCH SENSE
7 P19 20YL/LG (PREMIUM II/III) SEAT FRONT UP SWITCH SENSE
8 P13 20RD/WT (RHD PREMIUM II/III) DRIVER SEAT REAR DOWN DRIVER
8 P11 20YL/WT (PREMIUM II/III) SEAT REAR UP SWITCH SENSE
8 P11 16YL/WT (MIDLINE/PREMIUM I) DRIVER SEAT REAR UP DRIVER
9 P13 20RD/WT (PREMIUM II/III) SEAT REAR DOWN SWITCH SENSE
9 P13 16RD/WT (MIDLINE/PREMIUM I) DRIVER SEAT REAR DOWN DRIVER
9 P11 20YL/WT (RHD PREMIUM II/III) DRIVER SEAT REAR UP DRIVER
10 P21 16RD/LG (MIDLINE/PREMIUM I) SEAT FRONT DOWN SWITCH SENSE
10 P21 20RD/LG (PREMIUM II/III) SEAT FRONT DOWN SWITCH SENSE
10 P19 20YL/LG (RHD PREMIUM II/III) SEAT FRONT UP SWITCH SENSE
DRIVER REAR POWER WINDOW MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Q124 16DG/WT WINDOW DRIVER (DOWN)
2 Q114 16GY/WT WINDOW DRIVER (UP)
DRIVER REAR POWER WINDOW SWITCH - BLUE 6 WAY
CAV CIRCUIT FUNCTION
1 Q14 16GY DRIVER REAR WINDOW DRIVER (UP)
2 Q114 16GY/WT WINDOW DRIVER (UP)
3 E21 20OR/RD DRIVER REAR DOOR SWITCH ILLUMINATION
4 Q24 16DG DRIVER REAR WINDOW DRIVER (DOWN)
5 Q124 16DG/WT WINDOW DRIVER (DOWN)
6 Z1 16BK GROUND
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 73

PASSENGER DOOR MODULE C2 - BLACK 12 WAY
CAV CIRCUIT FUNCTION
1 P95 20OR MIRROR HORIZONTAL DRIVER
2 C118 20BK/WT MIRROR HEATER GROUND
3 P64 20VT MIRROR VERTICAL POSITION SIGNAL
4 P69 20GY MIRROR SENSOR GROUND
5 P65 20DG MIRROR HORIZONTAL POSITION SIGNAL
6 C117 20BK MIRROR HEATER 12 VOLT SUPPLY
7 P91 20WT MIRROR COMMON DRIVER
8 P93 20RD MIRROR VERTICAL DRIVER
9 M21 20PK/DG COURTESY LAMP DRIVER
10 P110 20YL (BUILT-UP-EXPORT) FOLDING MIRROR RETURN
11 P99 20DB (BUILT-UP-EXPORT) FOLDING MIRROR FEED
12 L121 20BK/RD COURTESY LAMP GROUND
PASSENGER FRONT DOOR COURTESY LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 M21 20PK/DG COURTESY LAMP DRIVER
2 L121 20BK/RD COURTESY LAMP GROUND
PASSENGER FRONT POWER WINDOW MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Q22 16VT PASSENGER WINDOW DRIVER (DOWN)
2 Q12 16BR PASSENGER WINDOW DRIVER (UP)
PASSENGER HEATED SEAT BACK (PREMIUM I/III)-3WAY
CAV CIRCUIT FUNCTION
1 P88 16BK/BR HEATED SEAT DRIVER
2 Z5 16BK/VT GROUND
3- -
WJ8W-80 CONNECTOR PIN-OUT 8W - 80 - 103

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

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)

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Output Speed Sensor (4.0L) GY Left Side of Transmission 12
Output Speed Sensor (4.7L) BK Left Side of Transmission 16
Overhead Map/Courtesy Lamp WT At Overhead Console N/S
Oxygen Sensor 1/1 Upstream
(4.0L)GY Left Side of Engine at Exhaust 9, 12
Oxygen Sensor 1/1 Upstream
(4.7L)GY Left Side of Engine at Exhaust 17
Oxygen Sensor 1/2
Downstream (4.0L)BK Rear of Transmission 9, 12
Oxygen Sensor 1/2
Downstream (4.7L)BK Rear of Transmission 17
Oxygen Sensor 2/1 Upstream Rear of Transmission N/S
Oxygen Sensor 2/2
DownstreamRear of Transmission N/S
Park Brake Switch Center Console Area, Near Airbag
Control Module20, 21, 22
Park/Neutral Position Switch
(4.0L)BK Left Side of Transmission 12
Park/Neutral Position Switch
(Diesel)BK Left Side of Transmission N/S
Passenger Airbag YL Passenger Side of Instrument Panel 19, 20
Passenger Blend Door
Motor/Actuator (AZC)BK Passenger Side of Instrument Panel N/S
Passenger Door Lock
Motor/Ajar SwitchBK In Passenger Door 26, 27
Passenger Door Module - C1 WT In Passenger Door 26, 27
Passenger Door Module - C2 BK In Passenger Door N/S
Passenger Front Door
Courtesy LampBK In Passenger Door N/S
Passenger Front Power
Window MotorBK In Passenger Door 26, 27
Passenger Heated Seat Back
(Premium I/III)GN At Passenger Seat N/S
Passenger Heated Seat
Cushion (Premium I/III)BK At Passenger Seat N/S
Passenger Heated Seat Switch BK Center of Instrument Panel 19, 20, 21
Passenger Lumbar Motor
(Midline/Premium)BK At Passenger Seat N/S
Passenger Lumbar Switch
(Midline/Premium)WT At Passenger Seat N/S
Passenger Power Mirror BK In Passenger Door N/S
Passenger Power Seat Front
Riser MotorRD At Passenger Seat N/S
Passenger Power Seat
Horizontal MotorRD At Passenger Seat N/S
8W - 91 - 8 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONWJ
CONNECTOR/GROUND/SPLICE LOCATION (Continued)