2002 DODGE RAM trailer

8W-54 TRAILER TOW
Component Page
Aftermarket Trailer Tow Connector . . 8W-54-2, 3, 4
Back-Up Lamp Switch................ 8W-54-3
Brake Lamp Switch.................. 8W-54-3
Electric Brake Provision............... 8W-54-3
Fuse 5 (PDC)....................... 8W-54-3
Fuse 8 (PDC)..................... 8W-54-2, 3
G100.............................. 8W-54-4
G102.............................. 8W-54-2
G201.............................. 8W-54-3Component Page
Headlamp Switch.................... 8W-54-2
Joint Connector No. 1............... 8W-54-2, 3
Joint Connector No. 2............... 8W-54-2, 3
Joint Connector No. 6................. 8W-54-3
Park/Neutral Position Switch........... 8W-54-3
Power Distribution Center........... 8W-54-2, 3
Trailer Tow Connector............. 8W-54-2, 3, 4
Trailer Tow Relay.................... 8W-54-2
Turn Signal/Hazard Switch............. 8W-54-4
BR/BE8W-54 TRAILER TOW 8W - 54 - 1

8W-80 CONNECTOR PIN-OUTS
Component Page
4WD Switch........................ 8W-80-4
A/C Compressor Clutch................ 8W-80-4
A/C Heater Control................... 8W-80-4
A/C Heater Temperature Select......... 8W-80-4
A/C High Pressure Switch............. 8W-80-4
A/C Low Pressure Switch.............. 8W-80-5
Accelerator Pedal Position Sensor
(Diesel).......................... 8W-80-5
Aftermarket Trailer Tow Connector...... 8W-80-5
Airbag Control Module................ 8W-80-5
Ambient Temperature Sensor........... 8W-80-6
Ash Receiver Lamp................... 8W-80-6
Automatic Day/Night Mirror............ 8W-80-6
Back-Up Lamp Switch (M/T)........... 8W-80-6
Battery Temperature Sensor............ 8W-80-7
Blend Door Actuator.................. 8W-80-7
Blower Motor....................... 8W-80-7
Blower Motor Resistor Block............ 8W-80-7
Brake Lamp Switch.................. 8W-80-7
Brake Pressure Switch................ 8W-80-8
Bypass Jumper (A/T)................. 8W-80-8
C105.............................. 8W-80-8
C105.............................. 8W-80-8
C106.............................. 8W-80-8
C106.............................. 8W-80-8
C114 .............................. 8W-80-9
C114 .............................. 8W-80-9
C125 (Diesel)....................... 8W-80-9
C125 (Diesel)....................... 8W-80-9
C126 (Diesel)....................... 8W-80-10
C126 (Diesel)....................... 8W-80-10
C129............................. 8W-80-10
C129............................. 8W-80-11
C130 (Diesel)....................... 8W-80-11
C130 (Diesel) (In PDC)............... 8W-80-12
C130 (Gas)........................ 8W-80-13
C130 (Gas) (In PDC)................. 8W-80-14
C134............................. 8W-80-15
C134............................. 8W-80-17
C203............................. 8W-80-18
C203............................. 8W-80-19
C205............................. 8W-80-20
C205............................. 8W-80-20
C206 (Heated Seats)................. 8W-80-20
C206 (Heated Seats)................. 8W-80-21
C237............................. 8W-80-21
C237............................. 8W-80-21
C303............................. 8W-80-22
C303............................. 8W-80-22
C308............................. 8W-80-22
C308............................. 8W-80-22
C329 (Club Cab).................... 8W-80-22Component Page
C329 (Club Cab).................... 8W-80-23
C329 (Standard Cab)................ 8W-80-23
C329 (Standard Cab)................ 8W-80-23
C333 (Club Cab).................... 8W-80-23
C333 (Club Cab).................... 8W-80-23
C333 (Standard Cab)................ 8W-80-24
C333 (Standard Cab)................ 8W-80-24
C342............................. 8W-80-24
C342............................. 8W-80-24
C343............................. 8W-80-24
C343............................. 8W-80-24
C344 (Dual Rear Wheels)............. 8W-80-25
C344 (Dual Rear Wheels)............. 8W-80-25
C345............................. 8W-80-25
C345............................. 8W-80-25
C346............................. 8W-80-26
C346............................. 8W-80-26
C347............................. 8W-80-26
C347............................. 8W-80-27
C348............................. 8W-80-27
C348............................. 8W-80-28
C352............................. 8W-80-28
C352............................. 8W-80-28
C353............................. 8W-80-28
C353............................. 8W-80-28
C358............................. 8W-80-29
C358............................. 8W-80-29
C359 (Heated Seat).................. 8W-80-29
C359 (Heated Seat).................. 8W-80-29
C360 (Club Cab).................... 8W-80-30
C360 (Club Cab).................... 8W-80-30
C361............................. 8W-80-30
C361............................. 8W-80-30
C364............................. 8W-80-31
C364............................. 8W-80-31
C365 (Heated Seat).................. 8W-80-31
C365 (Heated Seat).................. 8W-80-31
Camshaft Position Sensor (8.0L Gas).... 8W-80-32
Camshaft Position Sensor (Diesel)...... 8W-80-32
Camshaft Position Sensor
(Gas Except 8.0L)................. 8W-80-32
Cargo Lamp No. 1................... 8W-80-32
Cargo Lamp No. 2................... 8W-80-32
Center High Mounted Stop Lamp No. 1 . . 8W-80-33
Center High Mounted Stop Lamp No. 2 . . 8W-80-33
Center Identification Lamp............ 8W-80-33
Central Timer Module C1............. 8W-80-33
Central Timer Module C2............. 8W-80-34
Cigar Lighter...................... 8W-80-34
Clockspring C1..................... 8W-80-34
Clockspring C2..................... 8W-80-34
Clockspring C3..................... 8W-80-35
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 1

Component Page
Left Rear Fender Lamp
(Dual Rear Wheels)................ 8W-80-59
Left Rear Speaker (Premium 2 Door).... 8W-80-59
Left Rear Speaker (Premium 4 Door).... 8W-80-60
Left Rear Speaker (Standard 2 Door).... 8W-80-60
Left Rear Speaker (Standard 4 Door).... 8W-80-60
Left Remote Radio Switch............. 8W-80-60
Left Speed Control Switch............ 8W-80-60
Left Tail/Stop/Turn Signal Lamp........ 8W-80-61
Left Tweeter (Premium).............. 8W-80-61
Left Visor/Vanity Lamp............... 8W-80-61
Low Note Horn..................... 8W-80-61
Manifold Absolute Pressure Sensor
(3.9L/5.2L/5.9L)................... 8W-80-61
Manifold Absolute Pressure Sensor
(8.0L).......................... 8W-80-62
Manifold Air Pressure Sensor (Diesel).... 8W-80-62
Multi-Function Switch............... 8W-80-62
Output Speed Sensor................ 8W-80-63
Overdrive Switch................... 8W-80-63
Overhead Console (Base).............. 8W-80-63
Overhead Console (Highline)........... 8W-80-63
Oxygen Sensor 1/1 Left Bank Up
(5.9L HD/8.0L)................... 8W-80-63
Oxygen Sensor 1/1 Left Bank Up
(California)...................... 8W-80-64
Oxygen Sensor 1/1 Upstream
(A/T Except 8.0L)................. 8W-80-64
Oxygen Sensor 1/1 Upstream
(M/T Except 8.0L)................. 8W-80-64
Oxygen Sensor 1/2 Downstream
(3.9L/5.2L)....................... 8W-80-64
Oxygen Sensor 1/2 Left Bank Down
(California)...................... 8W-80-64
Oxygen Sensor 1/2 Pre-Catalyst (8.0L) . . . 8W-80-65
Oxygen Sensor 1/3 Post Catalyst (8.0L) . . 8W-80-65
Oxygen Sensor 2/1 Right Bank Up (5.9l HD)
(5.2L/5.9L/8.0L California).......... 8W-80-65
Oxygen Sensor 2/2 Right Bank Down
(California)...................... 8W-80-65
Park/Neutral Position Switch (A/T)...... 8W-80-65
Passenger Airbag................... 8W-80-66
Passenger Airbag On/Off Switch C1..... 8W-80-66
Passenger Airbag On/Off Switch C2..... 8W-80-66
Passenger Cylinder Lock Switch........ 8W-80-66
Passenger Door Ajar Switch........... 8W-80-66
Passenger Door Lock Motor........... 8W-80-66
Passenger Door Window/Lock Switch.... 8W-80-67
Passenger Heated Seat Cushion........ 8W-80-67
Passenger Heated Seat Switch......... 8W-80-67
Passenger Lumbar Motor............. 8W-80-67
Passenger Power Seat Front Vertical Motor
(Club Cab)....................... 8W-80-68
Passenger Power Seat Horizontal Motor
(Club Cab)....................... 8W-80-68Component Page
Passenger Power Seat Rear Vertical Motor
(Club Cab)....................... 8W-80-68
Passenger Power Seat Switch (Club Cab) . 8W-80-68
Passenger Power Window Motor........ 8W-80-68
Power Mirror Switch................. 8W-80-69
Power Outlet....................... 8W-80-69
Powertrain Control Module C1 (Diesel) . . . 8W-80-69
Powertrain Control Module C1 (Gas).... 8W-80-70
Powertrain Control Module C2 (Diesel) . . . 8W-80-71
Powertrain Control Module C2 (Gas).... 8W-80-71
Powertrain Control Module C3 (Diesel) . . . 8W-80-72
Powertrain Control Module C3 (Gas).... 8W-80-73
Radio C1.......................... 8W-80-74
Radio C2.......................... 8W-80-74
Radio C3.......................... 8W-80-74
Radio Choke Relay.................. 8W-80-74
Rear Wheel Speed Sensor (ABS)........ 8W-80-74
Right Back-Up Lamp................ 8W-80-75
Right Fog Lamp.................... 8W-80-75
Right Front Door Speaker (Premium).... 8W-80-75
Right Front Door Speaker (Standard).... 8W-80-75
Right Front Fender Lamp
(Dual Rear Wheels)................ 8W-80-75
Right Front Wheel Speed Sensor (ABS) . . 8W-80-76
Right Headlamp.................... 8W-80-76
Right License Lamp................. 8W-80-76
Right Outboard Clearance Lamp....... 8W-80-76
Right Outboard Headlamp............ 8W-80-76
Right Outboard Identification Lamp..... 8W-80-77
Right Park/Turn Signal Lamp.......... 8W-80-77
Right Power Mirror.................. 8W-80-77
Right Rear Fender Lamp
(Dual Rear Wheels)................ 8W-80-77
Right Rear Speaker (2 Door Premium) . . . 8W-80-77
Right Rear Speaker (4 Door Premium) . . . 8W-80-78
Right Rear Speaker (Standard 2 Door) . . . 8W-80-78
Right Rear Speaker (Standard 4 Door) . . . 8W-80-78
Right Remote Radio Switch........... 8W-80-78
Right Speed Control Switch........... 8W-80-78
Right Tail/Stop/Turn Signal Lamp...... 8W-80-78
Right Tweeter (Premium)............. 8W-80-79
Right Visor/Vanity Lamp.............. 8W-80-79
Seat Belt Switch (Club Cab)........... 8W-80-79
Seat Belt Switch (Standard Cab)....... 8W-80-79
Seat Heat Interface Module........... 8W-80-79
Speed Control Servo................. 8W-80-80
Tailgate Lamp (Dual Rear Wheels)...... 8W-80-80
Throttle Position Sensor (Gas)......... 8W-80-80
Trailer Tow Connector................ 8W-80-80
Transmission Solenoid Assembly........ 8W-80-80
Underhood Lamp................... 8W-80-81
Washer Fluid Level Switch............ 8W-80-81
Water In Fuel Sensor (Diesel).......... 8W-80-81
Wiper Motor....................... 8W-80-81
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 3

A/C LOW PRESSURE SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 C20 18BR A/C SWITCH SENSE
2 C22 18DB A/C SWITCH SENSE
ACCELERATOR PEDAL POSITION SENSOR (DIESEL)-6WAY
CAV CIRCUIT FUNCTION
1 K104 18BK/LB SENSOR GROUND
2 H105 18LG/DB IDLE VALIDATION SWITCH NO. 2
3 H102 18LB/BK ACCELERATOR PEDAL POSITION SENSOR SIGNAL
4 H103 18BK/YL ACCELERATOR PEDAL POSITION SENSOR GROUND
5 H101 18DB/WT ACCELERATOR PEDAL POSITION SENSOR SUPPLY
6 H104 18BR/OR IDLE VALIDATION SWITCH NO. 1
AFTERMARKET TRAILER TOW CONNECTOR-7WAY
CAV CIRCUIT FUNCTION
1 Z13 12BK GROUND
2 B40 12LB TRAILER TOW BRAKE B(+)
3 L76 12BK/OR TRAILER TOW RELAY OUTPUT
4 A6 12RD/OR FUSED B(+)
5 L63 16DG/RD LEFT TURN SIGNAL
6 L62 16BR/RD RIGHT TURN SIGNAL
7 L1 18VT/BK BACK-UP LAMP FEED
AIRBAG CONTROL MODULE - 23 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3- -
4 Z6 18BK/PK GROUND
5 R43 18BK/LB DRIVER AIRBAG LINE 2
6 R45 18DG/LB DRIVER AIRBAG LINE 1
7 R142 18BR/YL PASSENGER AIRBAG LINE 1
8 R144 18VT/YL PASSENGER AIRBAG LINE 2
9- -
10 - -
11 - -
12 - -
13 - -
14 F14 18LG/YL FUSED IGNITION SWITCH OUTPUT (RUN-START)
15 F23 18DB/YL FUSED IGNITION SWITCH OUTPUT (RUN)
16 - -
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 5

DRIVER POWER SEAT SWITCH (STANDARD CAB) - 14 WAY
CAV CIRCUIT FUNCTION
A F37 14RD/LB FUSED B(+)
B Z3 14BK/OR GROUND
C- -
D- -
E P11 14YL/WT LEFT SEAT REAR UP
F- -
G- -
H- -
I- -
J P13 14RD/WT LEFT SEAT REAR DOWN
K P17 14DB/RD LEFT SEAT HORIZONTAL REARWARD
L P15 14YL/LB LEFT SEAT HORIZONTAL FORWARD
M P19 14YL/LG LEFT SEAT FRONT UP
N P21 14RD/LG LEFT SEAT FRONT DOWN
DRIVER POWER WINDOW MOTOR-2WAY
CAV CIRCUIT FUNCTION
1 Q11 16LB LEFT WINDOW DRIVER (UP)
2 Q21 16WT LEFT FRONT WINDOW DRIVER (DOWN)
ELECTRIC BRAKE PROVISION-4WAY
CAV CIRCUIT FUNCTION
1 A6 12RD/OR FUSED B(+)
2 B40 12LB TRAILER TOW BRAKE B(+)
3 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
4 Z3 18BK/OR GROUND
ENGINE CONTROL MODULE (DIESEL) - 50 WAY
CAV CIRCUIT FUNCTION
1 H104 18BR/OR IDLE VALIDATION SWITCH NO. 1
2 K244 20YL/DB CUMMINS BUS (+)
3 K6 18VT/WT 5V SUPPLY
4 K14 18BK/DB SENSOR GROUND
5 F18 18LG/BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
6 G60 18GY/BK ENGINE OIL PRESSURE SENSOR SIGNAL
7 K21 18BK/RD INTAKE AIR TEMPERATURE SENSOR SIGNAL
8 G12 18GY/RD MANIFOLD ABSOLUTE PRESSURE SENSOR SIGNAL
9- -
10 K7 18OR 5V SUPPLY
11 K104 18BK/LB SENSOR GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 41

JOINT CONNECTOR NO. 1 (IN PDC) - 28 WAY
CAV CIRCUIT FUNCTION
6 L4 20VT/WT(QUAD) DIMMER SWITCH LOW BEAM OUTPUT
6 L4 20VT/WT DIMMER SWITCH LOW BEAM OUTPUT
7 L4 20VT/WT DIMMER SWITCH LOW BEAM OUTPUT
8 L4 18VT/WT DIMMER SWITCH LOW BEAM OUTPUT
9 L1 18VT/BK BACK-UP LAMP FEED
10 L1 18VT/BK BACK-UP LAMP FEED
11 L1 18VT/BK BACK-UP LAMP FEED
12 X2 18DG/RD HORN RELAY OUTPUT
13 X2 18DG/RD HORN RELAY OUTPUT
14 X2 18DG/RD HORN RELAY OUTPUT
15 K4 22BK/LB SENSOR GROUND
16 K4 22BK/LB SENSOR GROUND
17 K4 20BK/LB SENSOR GROUND
18 K4 20BK/LB SENSOR GROUND
19 Z1 22BK GROUND
20 Z1 20BK (DIESEL) GROUND
21 Z1 18BK GROUND
22 Z1 18BK GROUND
23 Z1 18BK GROUND
24 Z1 22BK (DIESEL) GROUND
25 Z1 16BK GROUND
26 Z1 16BK GROUND
27 - -
28 Z1 18BK GROUND
JOINT CONNECTOR NO. 2 (IN PDC) - 18 WAY
CAV CIRCUIT FUNCTION
1 A16 14RD/LB FUSED B(+)
2 A16 14RD/LB FUSED B(+)
3 A16 14RD/LB FUSED B(+)
4 V5 16DG WIPER PARK SWITCH SENSE
5 V5 16DG WIPER PARK SWITCH SENSE
6 V5 16DG WIPER PARK SWITCH SENSE
7 A14 16RD/WT FUSED B(+)
8 A14 16RD/WT FUSED B(+)
9 A14 16RD/WT FUSED B(+)
10 A6 12RD/OR (TRAILER TOW) FUSED B(+)
11 A6 12RD/OR (TRAILER TOW) FUSED B(+)
12 A6 12RD/OR (TRAILER TOW) FUSED B(+)
13 A6 12RD/OR (TRAILER TOW) FUSED B(+)
14 - -
15 A142 14DG/OR (GAS) AUTOMATIC SHUT DOWN RELAY OUTPUT SENSE
16 A142 14DG/OR (GAS) AUTOMATIC SHUT DOWN RELAY OUTPUT SENSE
16 Z12 18BK/TN (DIESEL) GROUND
17 Z12 18BK/TN (DIESEL) GROUND
17 A142 14DG/OR (GAS) AUTOMATIC SHUT DOWN RELAY OUTPUT SENSE
18 Z12 18BK/TN (DIESEL) GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 51

SPEED CONTROL SERVO - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 V36 20TN/RD SPEED CONTROL VACUUM SOLENOID CONTROL
2 V35 20LG/RD SPEED CONTROL VENT SOLENOID CONTROL
3 V30 20DB/RD SPEED CONTROL BRAKE SWITCH OUTPUT
4 Z1 20BK GROUND
TAILGATE LAMP (DUAL REAR WHEELS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z13 18BK GROUND
2 L7 18BK/YL HEADLAMP SWITCH OUTPUT
THROTTLE POSITION SENSOR (GAS)-3WAY
CAV CIRCUIT FUNCTION
1 K6 20VT/WT 5V OUTPUT
2 K22 18OR/DB THROTTLE POSITION SENSOR SIGNAL
3 K4 20BK/LB SENSOR GROUND
TRAILER TOW CONNECTOR - 10 WAY
CAV CIRCUIT FUNCTION
1- -
2 L62 16BR/RD RIGHT TURN SIGNAL
3 L1 18VT/BK BACK-UP LAMP FEED
4 A6 14RD/OR FUSED B(+)
5 L76 14BK/OR TRAILER TOW RELAY OUTPUT
6- -
7 B40 14LB TRAILER TOW BRAKE B(+)
8 Z13 14BK GROUND
9 Z13 14BK GROUND
10 L63 16DG/RD LEFT TURN SIGNAL
TRANSMISSION SOLENOID ASSEMBLY-8WAY
CAV CIRCUIT FUNCTION
1 T16 18RD TRANSMISSION CONTROL RELAY OUTPUT
2 K7 18OR 5V SUPPLY
3 K4 18BK/LB SENSOR GROUND
4 T25 18LG/WT GOVERNOR PRESSURE SENSOR SIGNAL
5 K88 18VT/WT GOVERNOR PRESSURE SOLENOID CONTROL
6 T60 18BR 3-4 SHIFT SOLENOID CONTROL
7 K54 18OR/BK TORQUE CONVERTER CLUTCH SOLENOID CONTROL
8 T54 18VT TRANSMISSION TEMPERATURE SENSOR SIGNAL
8W - 80 - 80 8W-80 CONNECTOR PIN-OUTSBR/BE

8W-91 CONNECTOR/GROUND/SPLICE LOCATION
TABLE OF CONTENTS
page
CONNECTOR/GROUND/SPLICE LOCATION
DESCRIPTION..........................1
CONNECTOR/GROUND/SPLICE
LOCATION
DESCRIPTION
This section provides illustrations identifying con-
nector, ground, and splice locations in the vehicle.Connector, ground, and splice indexes are provided.
Use the wiring diagrams in each section for connec-
tor, ground, and splice identification. Refer to the
index for the proper figure number. For items that
are not shown in this section N/S is placed in the
Fig. column.
CONNECTORS
CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
4WD Switch BK On Front Axle N/S
A/C Compressor Clutch BK Rear of A/C Compressor 7, 8, 11
A/C Heater Control BK Center of Instrument Panel 33
A/C Heater Temperature
SelectNAT Center of Instrument Panel 33
A/C High Pressure Switch BK At A/C Compressor 7, 8, 11
A/C Low Pressure Switch BK Top of A/C Accumulator 1, 3
Accelerator Pedal Position
Sensor (Diesel)Left Front of Engine 13, 14
Aftermarket Trailer Tow
ConnectorRear of Vehicle N/S
Airbag Control Module Center of I.P. at Airbag Control Module 30
Ambient Temperature Sensor BK Radiator Left Support N/S
Ash Receiver Lamp BK Center of Instrument Panel 34
Back-up Lamp Switch (M/T) BK Top of Transmission 16
Battery Temperature Sensor BK Below Battery Tray 21
Blend Door Actuator Center of Instrument Panel N/S
Blower Motor BK Bottom Right of Instrument Panel 30
Blower Motor Resistor Block BK Bottom Right of Instrument Panel 34
Brake Lamp Switch Brake Pedal Arm 30, 32
Brake Pressure Switch BK At Master Cylinder 18
Bypass Jumper (A/T) GN Top Of Clutch Pedal 35
C105 Rear of Front Bumper N/S
C106 BK Rear of Front Bumper 22
C114 BK Radiator Left Support 20
C125 (Diesel) BK Left Rear of Engine Compartment 3
BR/BE8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 1