
Component Page
Left Speed Control Switch............ 8W-80-58
Left Tail/Stop/Turn Signal Lamp........ 8W-80-58
Left Tweeter (Premium).............. 8W-80-58
Left Visor/Vanity Lamp............... 8W-80-58
Low Note Horn..................... 8W-80-58
Manifold ABSolute Pressure Sensor
(3.9L/5.2L/5.9L)................... 8W-80-58
Manifold ABSolute Pressure Sensor
(8.0L).......................... 8W-80-59
Manifold Air Pressure Sensor (Diesel).... 8W-80-59
Multi-Function Switch............... 8W-80-59
Output Speed Sensor................ 8W-80-59
Overdrive Switch................... 8W-80-60
Overhead Console (Base).............. 8W-80-60
Overhead Console (Highline)........... 8W-80-60
Oxygen Sensor 1/1 Left Bank Up
(5.9L HD/8.0L)................... 8W-80-60
Oxygen Sensor 1/1 Left Bank Up
(California)...................... 8W-80-60
Oxygen Sensor 1/1 Upstream
(A/T Except 8.0L)................. 8W-80-61
Oxygen Sensor 1/1 Upstream
(M/T Except 8.0L)................. 8W-80-61
Oxygen Sensor 1/2 Downstream
(3.9L/5.2L)....................... 8W-80-61
Oxygen Sensor 1/2 Left Bank Down
(California)...................... 8W-80-61
Oxygen Sensor 1/2 Pre-Catalyst (8.0L) . . . 8W-80-61
Oxygen Sensor 1/3 Post Catalyst (8.0L) . . 8W-80-62
Oxygen Sensor 2/1 Right Bank Up (5.9L HD)
(5.2L/5.9L/8.0L California).......... 8W-80-62
Oxygen Sensor 2/2 Right Bank Down
(California)...................... 8W-80-62
Park/Neutral Position Switch
(A/T Except 8.0L)................. 8W-80-62
Park/Neutral Position Switch (A/T 8.0L) . . 8W-80-62
Passenger Airbag................... 8W-80-63
Passenger Airbag On/Off Switch C1..... 8W-80-63
Passenger Airbag On/Off Switch C2..... 8W-80-63
Passenger Cylinder Lock Switch........ 8W-80-63
Passenger Door Ajar Switch........... 8W-80-63
Passenger Door Lock Motor........... 8W-80-63
Passenger Door Window/Lock Switch.... 8W-80-64
Passenger Heated Seat Cushion........ 8W-80-64
Passenger Heated Seat Switch......... 8W-80-64
Passenger Lumbar Motor............. 8W-80-64
Passenger Power Seat Front Vertical Motor
(Club Cab)....................... 8W-80-64
Passenger Power Seat Horizontal Motor
(Club Cab)....................... 8W-80-65
Passenger Power Seat Rear Vertical Motor
(Club Cab)....................... 8W-80-65Component Page
Passenger Power Seat Switch
(Club Cab)....................... 8W-80-65
Passenger Power Window Motor........ 8W-80-65
Power Mirror Switch................. 8W-80-65
Power Outlet....................... 8W-80-66
Powertrain Control Module C1 (Diesel) . . . 8W-80-66
Powertrain Control Module C1 (Gas).... 8W-80-67
Powertrain Control Module C2 (Diesel) . . . 8W-80-67
Powertrain Control Module C2 (Gas).... 8W-80-68
Powertrain Control Module C3 (Diesel) . . . 8W-80-69
Powertrain Control Module C3 (Gas).... 8W-80-70
Radio C1.......................... 8W-80-70
Radio C2.......................... 8W-80-71
Radio C3.......................... 8W-80-71
Radio Choke Relay.................. 8W-80-71
Rear Wheel Speed Sensor (ABS)........ 8W-80-71
Right Back-Up Lamp................ 8W-80-71
Right Fog Lamp.................... 8W-80-72
Right Front Door Speaker (Premium).... 8W-80-72
Right Front Door Speaker (Standard).... 8W-80-72
Right Front Fender Lamp
(Dual Rear Wheels)................ 8W-80-72
Right Front Wheel Speed Sensor (ABS) . . 8W-80-72
Right Headlamp.................... 8W-80-73
Right License Lamp................. 8W-80-73
Right Outboard Clearance Lamp....... 8W-80-73
Right Outboard Headlamp............ 8W-80-73
Right Outboard Identification Lamp..... 8W-80-73
Right Park/Turn Signal Lamp.......... 8W-80-73
Right Power Mirror.................. 8W-80-74
Right Rear Fender Lamp
(Dual Rear Wheels)................ 8W-80-74
Right Rear Speaker (2 Door Premium) . . . 8W-80-74
Right Rear Speaker (4 Door Premium) . . . 8W-80-74
Right Rear Speaker (Standard 2 Door) . . . 8W-80-74
Right Rear Speaker (Standard 4 Door) . . . 8W-80-74
Right Remote Radio Switch........... 8W-80-75
Right Speed Control Switch........... 8W-80-75
Right Tail/Stop/Turn Signal Lamp...... 8W-80-75
Right Tweeter (Premium)............. 8W-80-75
Right Visor/Vanity Lamp.............. 8W-80-75
Seat Belt Switch (Club Cab)........... 8W-80-75
Seat Belt Switch (Standard Cab)....... 8W-80-76
Seat Heat Interface Module........... 8W-80-76
Speed Control Servo................. 8W-80-76
Tailgate Lamp (Dual Rear Wheels)...... 8W-80-76
Throttle Position Sensor (Gas)......... 8W-80-76
Trailer Tow Connector................ 8W-80-77
Transmission Solenoid Assembly........ 8W-80-77
Underhood Lamp................... 8W-80-77
Washer Fluid Level Switch............ 8W-80-77
Water In Fuel Sensor (Diesel).......... 8W-80-78
Wiper Motor....................... 8W-80-78
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 3

AMBIENT TEMPERATURE SENSOR-2WAY
CAV CIRCUIT FUNCTION
1 G31 20VT/LG AMBIENT TEMPERATURE SENSOR SIGNAL
2 G32 20BK/VT SENSOR GROUND
ASH RECEIVER LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 E2 22OR FUSED PANEL LAMPS DIMMER SWITCH SIGNAL
2 Z3 20BK/OR GROUND
AUTOMATIC DAY/NIGHT MIRROR - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
2 Z3 20BK GROUND
3 L1 20VT/BK BACK-UP LAMP FEED
BACK-UP LAMP SWITCH (M/T) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L1 18VT/BK BACK-UP LAMP FEED
2 L10 18BR/LG FUSED IGNITION SWITCH OUTPUT (RUN)
BATTERY TEMPERATURE SENSOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K4 20BK/LB SENSOR GROUND
2 K118 20PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
BLEND DOOR ACTUATOR-6WAY
CAV CIRCUIT FUNCTION
1 F15 20DB FUSED IGNITION SWITCH OUTPUT (RUN)
2 C82 20YL/OR TEMPERATURE SELECT
3 Z2 20BK/LG GROUND
4- -
5- -
6- -
8W - 80 - 6 8W-80 CONNECTOR PIN-OUTSBR/BE

C352 - WHITE (VISOR MIRROR SIDE)
CAV CIRCUIT
1 M1 20PK
2 Z4 20BK
C352 - WHITE (OVERHEAD CONSOLE SIDE)
CAV CIRCUIT
1 M1 20PK
2 Z3 20BK
C353 - WHITE (VISOR MIRROR SIDE)
CAV CIRCUIT
1 M1 20PK
2 Z4 20BK
C353 - WHITE (OVERHEAD CONSOLE SIDE)
CAV CIRCUIT
1 M1 20PK
2 Z3 20BK
C358 - NATURAL (OVERHEAD CONSOLE SIDE)
CAV CIRCUIT
1 G69 22BK
2-
3 D1 20VT/BR
4 D2 20WT/BK
C358 - NATURAL (I/P HARNESS SIDE)
CAV CIRCUIT
1 G69 22BK
2-
3 D1 20VT/BR
4 D2 20WT/BK
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 27

GENERATOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K20 18DG GENERATOR FIELD
2 T125 18DB GENERATOR SOURCE
GLOVE BOX LAMP AND SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 M1 22PK FUSED B(+)
2 Z3 22BK/OR GROUND
HEADLAMP SWITCH C1 - BLACK 14 WAY
CAV CIRCUIT FUNCTION
1 L7 16BK/YL HEADLAMP SWITCH OUTPUT
2 F33 16PK/RD FUSED B(+)
3 G26 22LB KEY-IN IGNITION SWITCH SENSE
4 G75 22TN (BASE) DRIVER DOOR AJAR SWITCH SENSE
4 Z3 22BK/OR (HIGHLINE/PREMIUM) GROUND
5 Z3 18BK/OR GROUND
6 L2 18LG HEADLAMP SWITCH OUTPUT
7 L39 22LB FOG LAMP SWITCH OUTPUT
8 E17 18YL/BK DAY BRIGHTNESS SENSE
9 Z3 20BK/OR GROUND
10 M22 22WT ILLUMINATED ENTRY SWITCH SENSE
11 M3 22PK/DB CARGO LAMP DRIVER
12 M2 22YL COURTESY LAMPS DRIVER
13 M11 22PK/LB (HIGHLINE/PREMIUM) COURTESY LAMPS SWITCH OUTPUT
13 M22 22WT (BASE) ILLUMINATED ENTRY SWITCH SENSE
14 E1 18TN PANEL LAMPS DIMMER SWITCH SIGNAL
HEADLAMP SWITCH C2-2WAY
CAV CIRCUIT FUNCTION
1 Z3 20BK/OR GROUND
2 L35 22BR/YL FOG LAMP RELAY OUTPUT
HEATED MIRROR SWITCH-3WAY
CAV CIRCUIT FUNCTION
1 F15 22DB FUSED IGNITION SWITCH OUTPUT (RUN)
2 Z3 22BK/OR GROUND
3 C16 22LB/YL HEATED MIRROR
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 45

LEFT LICENSE LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z13 18BK GROUND
LEFT OUTBOARD CLEARANCE LAMP-2WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z4 18BK GROUND
LEFT OUTBOARD HEADLAMP - BLUE 3 WAY
CAV CIRCUIT FUNCTION
A L4 20VT/WT (QUAD HEADLAMP) DIMMER SWITCH LOW BEAM OUTPUT
A L43 18VT (EXCEPT QUAD HEADLAMP) FUSED B(+)
B L4 20VT/WT (EXCEPT QUAD HEAD-
LAMP)DIMMER SWITCH LOW BEAM OUTPUT
B L43 18VT (QUAD HEADLAMP) FUSED B(+)
C L3 20RD/OR DIMMER SWITCH HIGH BEAM OUTPUT
LEFT OUTBOARD IDENTIFICATION LAMP-2WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z4 18BK GROUND
LEFT PARK/TURN SIGNAL LAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z1 18BK GROUND
2 L7 18BK/YL PARK LAMP RELAY OUTPUT
3 L61 18LG/TN LEFT TURN SIGNAL
LEFT POWER MIRROR-6WAY
CAV CIRCUIT FUNCTION
1 P71 22YL LEFT MIRROR UP DRIVER
2 P75 22DB/WT LEFT MIRROR LEFT DRIVER
3 P73 22YL/PK LEFT MIRROR COMMON DRIVER (RIGHT/DOWN)
4 C16 20LB/YL HEATED MIRROR
5 Z2 20BK/LG GROUND
6- -
8W - 80 - 56 8W-80 CONNECTOR PIN-OUTSBR/BE

PASSENGER POWER SEAT HORIZONTAL MOTOR (CLUB CAB)-2WAY
CAV CIRCUIT FUNCTION
A P16 16LB RIGHT SEAT HORIZONTAL REARWARD
B P14 16YL/LB RIGHT SEAT HORIZONTAL FORWARD
PASSENGER POWER SEAT REAR VERTICAL MOTOR (CLUB CAB)-2WAY
CAV CIRCUIT FUNCTION
A P10 16YL/WT RIGHT SEAT REAR UP
B P12 16RD/WT8RIGHT SEAT REAR DOWN
PASSENGER POWER SEAT SWITCH (CLUB CAB) - 14 WAY
CAV CIRCUIT FUNCTION
A F37 16RD/LB FUSED B(+)
B Z2 16BK/LG GROUND
C P107 16OR/BK LUMBAR MOTOR REARWARD
D- -
E P10 16YL/WT RIGHT SEAT REAR UP
F P106 16DG/WT LUMBAR MOTOR FORWARD
G Z2 16BK/LG GROUND
H F37 16RD/LB FUSED B(+)
I- -
J P12 16RD/WT RIGHT SEAT REAR DOWN
K P16 16LB RIGHT SEAT HORIZONTAL FORWARD
L P14 16YL/LB RIGHT SEAT HORIZONTAL REARWARD
M P18 16YL/LG RIGHT SEAT FRONT UP
N P20 16RD/LG RIGHT SEAT FRONT DOWN
PASSENGER POWER WINDOW MOTOR-2WAY
CAV CIRCUIT FUNCTION
1 Q12 14BR RIGHT FRONT WINDOW DRIVER (UP)
2 Q22 14VT RIGHT FRONT WINDOW DRIVER (DOWN)
POWER MIRROR SWITCH-8WAY
CAV CIRCUIT FUNCTION
1 P71 22YL LEFT MIRROR UP DRIVER
2 P75 22DB/WT LEFT MIRROR LEFT DRIVER
3 P73 22YL/PK LEFT MIRROR COMMON DRIVER (RIGHT/DOWN)
4 P72 22YL/BK RIGHT MIRROR UP DRIVER
5 P74 22DB RIGHT MIRROR LEFT DRIVER
6 P70 22WT RIGHT MIRROR COMMON DRIVER (RIGHT/DOWN)
7 M1 22PK FUSED B(+)
8 Z2 20BK/LG GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 65

RIGHT POWER MIRROR-6WAY
CAV CIRCUIT FUNCTION
1 P72 20YL/BK RIGHT MIRROR UP DRIVER
2 P74 20DB RIGHT MIRROR LEFT DRIVER
3 P70 20WT RIGHT MIRROR COMMON DRIVER (RIGHT/DOWN)
4 C16 20LB/YL HEATED MIRROR
5 Z2 20BK/LG GROUND
6- -
RIGHT REAR FENDER LAMP (DUAL REAR WHEELS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z13 18BK GROUND
RIGHT REAR SPEAKER (2 DOOR PREMIUM) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 X92 18TN/BK AMPLIFIED LOW RIGHT REAR SPEAKER (-)
2 X94 18TN/VT AMPLIFIED LOW RIGHT REAR SPEAKER (+)
RIGHT REAR SPEAKER (4 DOOR PREMIUM) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 X57 18BR/LB AMPLIFIED LOW RIGHT REAR SPEAKER (-)
2 X51 18BR/YL AMPLIFIED LOW RIGHT REAR SPEAKER (+)
RIGHT REAR SPEAKER (STANDARD 2 DOOR) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
A X58 18DB/OR RIGHT REAR SPEAKER (-)
B X52 18DB/WT RIGHT REAR SPEAKER (+)
RIGHT REAR SPEAKER (STANDARD 4 DOOR)-2WAY
CAV CIRCUIT FUNCTION
A X57 18BR/LB RIGHT REAR SPEAKER (-)
B X51 18BR/YL RIGHT REAR SPEAKER (+)
8W - 80 - 74 8W-80 CONNECTOR PIN-OUTSBR/BE

Connector Name/Number Color Location Fig.
Cummins Bus (-) Left Front of Engine 10
Cup Holder Lamp Center of Instrument Panel 23,26
Data Link Connector BK Left Bottom of Instrument Panel 23,24
Day/Night Mirror BK Day/Night Mirror N/S
Daytime Running Lamp Module BK Left Fender Side Shield 14
Dome Lamp Rear of Cab 18
Driver Airbag BK Steering Wheel N/S
Driver Door Arm/Disarm Switch BK In Door 19
Driver Door Jamb Switch NAT Door Jamb 19
Driver Door Lock Motor BK In Door 19
Driver Door Window/Lock Switch BL In Door 19
Driver Heated Seat Module BL Under Seat N/S
Driver Heated Seat Switch RD Center of Instrument Panel N/S
Driver Lumbar Motor Under Seat N/S
Driver Power Seat Front Vertical Motor BK Under Seat N/S
Driver Power Seat Horizontal Motor BK Under Seat N/S
Driver Power Seat Rear Vertical Motor Under Seat N/S
Driver Power Seat Switch At Seat N/S
Driver Power Window Motor In Door 19
Duty Cycle EVAP/Purge Solenoid BK Right Fender Side Shield 17
Electric Brake Provision Bottom Left of Instrument Panel N/S
Engine Control Module (Diesel) Left Side Engine 12
Engine Coolant Temperature Sensor (Diesel) BK Left Front of Cylinder Head
(Diesel)10
Engine Coolant Temperature Sensor (Gas) BK On Thermostat Housing 3,6
Engine Oil Pressure Sensor (V6, V8) BK Near Distributor 3
Engine Oil Pressure Sensor (V10) Near Oil Filter 6
Engine Oil Pressure Sensor (Diesel) Left Side of Engine 12
Fuel Heater (Diesel) Left Side of Engine 10
Fuel Injection Pump (Diesel) Left Side of Engine, Below ECM 10
Fuel Injector No.1 BK At Fuel Injector 4,5
Fuel Injector No. 2 BK At Fuel Injector 4,5,6
Fuel Injector No. 3 BK At Fuel Injector 4,5,6
Fuel Injector No. 4 BK At Fuel Injector 4,5,6
Fuel Injector No. 5 BK At Fuel Injector 4,5,6
Fuel Injector No. 6 BK At Fuel Injector 4,5,6
Fuel Injector No. 7 BK At Fuel Injector 4,6
Fuel Injector No. 8 BK At Fuel Injector 4,6
Fuel Injector No. 9 BK At Fuel Injector 6
Fuel Injector No. 10 BK At Fuel Injector 6
Fuel Pump Module LTGY At Frame Rail 22
Fuel Transfer Pump (Diesel) Left Rear of Engine Bottom of
Pump10
BR/BE8W-90 CONNECTOR/GROUND LOCATIONS 8W - 90 - 3
CONNECTOR/GROUND LOCATIONS (Continued)