trailer DODGE RAM 2001 Service Owner's Manual

8W-52 TURN SIGNALS
Component Page
Aftermarket Trailer Tow Connector...... 8W-52-4
Brake Lamp Switch.................. 8W-52-2
Combination Flasher................. 8W-52-2
Fuse 4 (PDC)....................... 8W-52-2
Fuse 10 (JB)........................ 8W-52-2
G100............................ 8W-52-3, 4
G201.............................. 8W-52-2
Headlamp Switch.................... 8W-52-3
Ignition Switch...................... 8W-52-2
Joint Connector No. 3................. 8W-52-3Component Page
Joint Connector No. 4................. 8W-52-3
Joint Connector No. 6................. 8W-52-2
Junction Block.................... 8W-52-2, 3
Left Park/Turn Signal Lamp............ 8W-52-3
Left Tail/Stop/Turn Signal Lamp......... 8W-52-4
Power Distribution Center............. 8W-52-2
Right Park/Turn Signal Lamp........... 8W-52-3
Right Tail/Stop/Turn Signal Lamp....... 8W-52-4
Trailer Tow Connector................. 8W-52-4
Turn Signal/Hazard Switch............. 8W-52-2
BR/BE8W-52 TURN SIGNALS 8W - 52 - 1

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-80-6
Blend Door Actuator.................. 8W-80-6
Blower Motor....................... 8W-80-7
Blower Motor Resistor Block............ 8W-80-7
Brake Lamp Switch.................. 8W-80-7
Brake Pressure Switch................ 8W-80-7
Bypass Jumper (A/T)................. 8W-80-7
C105.............................. 8W-80-7
C105.............................. 8W-80-8
C106.............................. 8W-80-8
C106.............................. 8W-80-8
C114 .............................. 8W-80-8
C114 .............................. 8W-80-8
C125 (Diesel)....................... 8W-80-8
C125 (Diesel)....................... 8W-80-9
C126 (Diesel)....................... 8W-80-9
C126 (Diesel)....................... 8W-80-9
C129............................. 8W-80-10
C129............................. 8W-80-10
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-80-16
C203............................. 8W-80-18
C203............................. 8W-80-18
C205............................. 8W-80-19
C205............................. 8W-80-19
C206 (Heated Seats)................. 8W-80-19
C206 (Heated Seats)................. 8W-80-19
C237............................. 8W-80-20
C237............................. 8W-80-20
C303............................. 8W-80-20
C303............................. 8W-80-20
C308............................. 8W-80-21
C308............................. 8W-80-21
C329 (Club Cab).................... 8W-80-21
C329 (Club Cab).................... 8W-80-21
C329 (Standard Cab)................ 8W-80-22Component Page
C329 (Standard Cab)................ 8W-80-22
C333 (Club Cab).................... 8W-80-22
C333 (Club Cab).................... 8W-80-22
C333 (Standard Cab)................ 8W-80-22
C333 (Standard Cab)................ 8W-80-23
C342............................. 8W-80-23
C342............................. 8W-80-23
C343............................. 8W-80-23
C343............................. 8W-80-23
C344 (Dual Rear Wheels)............. 8W-80-23
C344 (Dual Rear Wheels)............. 8W-80-24
C345............................. 8W-80-24
C345............................. 8W-80-24
C346............................. 8W-80-25
C346............................. 8W-80-25
C347............................. 8W-80-25
C347............................. 8W-80-26
C348............................. 8W-80-26
C348............................. 8W-80-26
C352............................. 8W-80-27
C352............................. 8W-80-27
C353............................. 8W-80-27
C353............................. 8W-80-27
C358............................. 8W-80-27
C358............................. 8W-80-27
C359 (Heated Seat).................. 8W-80-28
C359 (Heated Seat).................. 8W-80-28
C360 (Club Cab).................... 8W-80-28
C360 (Club Cab).................... 8W-80-28
C361............................. 8W-80-29
C361............................. 8W-80-29
C364............................. 8W-80-29
C364............................. 8W-80-29
C365 (Heated Seat).................. 8W-80-30
C365 (Heated Seat).................. 8W-80-30
Camshaft Position Sensor (Diesel)...... 8W-80-30
Camshaft Position Sensor
(Gas Except 8.0L)................. 8W-80-30
Camshaft Position Sensor (8.0L Gas).... 8W-80-30
Cargo Lamp No. 1................... 8W-80-31
Cargo Lamp No. 2................... 8W-80-31
Center High Mounted Stop Lamp No. 1 . . 8W-80-31
Center High Mounted Stop Lamp No. 2 . . 8W-80-31
Center Identification Lamp............ 8W-80-31
Central Timer Module C1............. 8W-80-32
Central Timer Module C2............. 8W-80-32
Cigar Lighter...................... 8W-80-32
Clockspring C1..................... 8W-80-33
Clockspring C2..................... 8W-80-33
Clockspring C3..................... 8W-80-33
Clutch Pedal Position Switch (M/T)..... 8W-80-33
Controller Antilock Brake C1.......... 8W-80-33
Controller Antilock Brake C2 (ABS)..... 8W-80-34
Crankshaft Position Sensor (Gas 8.0L) . . . 8W-80-34
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 1

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

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 SQUIB LINE 2
6 R45 18DG/LB DRIVER AIRBAG SQUIB LINE 1
7 R142 18BR/YL PASSENGER AIRBAG SQUIB LINE 1
8 R144 18VT/YL PASSENGER AIRBAG SQUIB 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 - -
17 - -
18 - -
19 - -
20 - -
21 D1 18VT/BR CCD BUS (+)
22 D2 18WT/BK CCD BUS (-)
23 - -
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
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 39

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
JOINT CONNECTOR NO.3-8WAY
CAV CIRCUIT FUNCTION
1 Z1 20BK GROUND
2 Z1 18BK GROUND
3 G107 20GY 4WD SWITCH SENSE
4 G107 20GY 4WD SWITCH SENSE
5 Z1 18BK GROUND
6 Z1 18BK GROUND
7 G107 20GY 4WD SWITCH SENSE
8-
JOINT CONNECTOR NO.4-8WAY
CAV CIRCUIT FUNCTION
1 Z1 18BK GROUND
2 Z1 20BK GROUND
3 Z1 18BK GROUND
4 Z1 20BK GROUND
5 Z1 18BK GROUND
6 Z1 20BK GROUND
7 Z1 18BK GROUND
8 Z1 20BK GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 49

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
UNDERHOOD LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z1 20BK GROUND
2 M1 20PK FUSED B(+)
WASHER FLUID LEVEL SWITCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 G29 18BK/WT WASHER FLUID SWITCH SENSE
2 Z1 18BK GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 77

8W-90 CONNECTOR/GROUND LOCATIONS
TABLE OF CONTENTS
page
CONNECTOR/GROUND LOCATIONS
DESCRIPTION............................1
CONNECTOR/GROUND
LOCATIONS
DESCRIPTION
This section provides illustrations identifying con-
nector and ground locations in the vehicle. A connec-tor and ground index is provided. Use the wiring
diagrams in each section for connector and ground
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.
Connector Name/Number Color Location Fig.
4WD Switch BK On Front Axle N/S
A/C Compressor Clutch BK Rear of A/C Compressor 4,5,6,8
A/C Heater Control BK Center of Instrument Panel 25
A/C Heater Temperature Select NAT Center of Instrument Panel 25
A/C High Pressure Switch BK At A/C Compressor 4,5,6,8
A/C Low Pressure Switch BK Top of A/C Accumulator 1,2
Accelerator Pedal Position Sensor (Diesel) Left Front of Engine 10,11
Aftermarket Trailer Tow Connector Rear of Vehicle N/S
Airbag Control Module Center of I.P. at Airbag Control
Module23
Ambient Temperature Sensor BK Radiator Left Support N/S
Ash Receiver Lamp Center of Instrument Panel 26
Back-up Lamp Switch BK Top of Transmission 13
Battery Temperature Sensor BK Below Battery Tray 16
Blend Door Actuator Center of Instrument Panel N/S
Blower Motor BK Bottom Right of Instrument Panel 23
Blower Motor Resistor Block BK Bottom Right of Instrument Panel 26
Brake Lamp Switch Brake Pedal Arm 23,24
Brake Pressure Switch At Master Cylinder 14
Bypass Jumper GN Top Of Clutch Pedal 27
C105 Rear of Front Bumper N/S
C106 BK Rear of Front Bumper 17
C114 BK Radiator Left Support 15
C125 (Diesel) BK Left Rear of Engine Compartment 2
C126 (Diesel) GY Left Rear of Engine Compartment 2
C129 BK Above Left Front Body Cushion 15,22
C130 At Power Distribution Center 1,2
C134 BK Left Cowl 23,25,27
BR/BE8W-90 CONNECTOR/GROUND LOCATIONS 8W - 90 - 1

Connector Name/Number Color Location Fig.
Right Front Wheel Speed Sensor BK Right Fender Side Shield 17
Right Headlamp BL At Headlamp N/S
Right License Lamp BK At Rear Bumper 21
Right Outboard Clearance Lamp BK Behind Front of Headliner 20
Right Outboard Headlamp At Headlamp N/S
Right Outboard Identification Lamp BK Behind Front of Headliner 20
Right Park/Turn Signal Lamp BK At Lamp N/S
Right Power Mirror BK In Door 19
Right Rear Fender Lamp On Fender 21
Right Rear Speaker Bottom of Right B Pillar 18
Right Remote Radio Switch Steering Wheel N/S
Right Speed Control Switch Steering Wheel N/S
Right Tail/Stop Turn Signal Lamp BK At Rear Bumper 21
Right Tweeter Right A Pillar N/S
Right Visor/Vanity Lamp BK Right A-Pillar N/S
Seat Belt Switch Above Left Rear Speaker 18
Tailgate Lamp On Tailgate 21
Throttle Position Sensor Throttle Body 4,5,9
Trailer Tow Connector BK On Trailer Hitch 21
Transmission Solenoid Assembly BK Side of Transmission 13
Under Hood Lamp BK Underside of Hood 15
Vehicle Speed Control Servo BK Below Battery 16
Washer Fluid Level Switch At Reservoir 16
Water In Fuel Sensor BK Bottom of Fuel Filter/Water
Separator10
Windshield Washer Pump BK Bottom of Washer Fluid Reservior 16
Wiper Motor BK Center Rear Engine Compartment 14
BR/BE8W-90 CONNECTOR/GROUND LOCATIONS 8W - 90 - 7
CONNECTOR/GROUND LOCATIONS (Continued)