2001 DODGE RAM trailer

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)

Splice Number Location Fig.
S301 Body Harness, Left Side Instrument Panel 10
S302 Body Harness, Left Side Instrument Panel 10
S303 Body Harness, Left Side Instrument Panel 10
S304 Body Harness, Left Side Instrument Panel 10
S305 Body Harness, Right Side Instrument Panel N/S
S306 Body Harness, Left Side Instrument Panel 10
S307 Body Harness, Left Cowl 10
S308 Body Harness, Left Cowl 10
S310 At Left Body Ground N/S
S311 At Left Body Ground N/S
S313 Left Rear Frame Rail 11
S314 Left Rear Frame Rail N/S
S315 Left Rear Frame Rail 11
S316 Left Rear Frame Rail 11
S317 Left Rear Frame Rail 11
S318 In T/O to Trailer Tow 11
S319 In T/O to Left Rear Lamps 11
S320 In T/O to Trailer Tow 11
S321 In T/O to Left Rear Lamps 11
S322 Overhead Console Harness, At Roof Lamps 9
S323 Overhead Console Harness, At Roof Lamps 9
S324 Overhead Console Harness, At Roof Lamps 9
S325 Overhead Console Harness, At Roof Lamps 9
S326 Overhead Console Harness, At Roof Lamps 9
S327 Power Seat Harness, Near Switch N/S
S328 Power Seat Harness, Near T/O to Body Wiring N/S
S329 Door Harness, Near Left Door Near Grommet N/S
S330 Door Harness, Near Right Door Near Grommet N/S
S331 Chassis Harness, Near T/O to Fuel Pump Module 11
S332 Body Harness, Left Side Instrument Panel 10
S333 Power Seat Harness, Near T/O to Passenger Seat Jumper N/S
S335 Power Seat harness, Near T/O to Body Wiring N/S
S336 Power Seat Harness, Under Passenger Seat N/S
S337 Power Seat Harness, Under Passenger Seat N/S
S340 Overhead Console Harness, At Roof Lamps 9
S401 Tail/Stop/Turn and Back-up Lamp Harness, Near T/O to Left Back-up Lamp N/S
S402 Tail/Stop/Turn and Back-up Lamp Harness, Near T/O to Right Back-up Lamp N/S
S404 Fender Lamp Harness, Near T/O to Tailgate Lamp N/S
S406 Fender Lamp Harness, Near T/O to Tailgate Lamp N/S
BR/BE8W-95 SPLICE LOCATIONS 8W - 95 - 3
SPLICE LOCATIONS (Continued)

FRAME & BUMPERS
TABLE OF CONTENTS
page page
BUMPERS
DESCRIPTION............................1
FRONT AIR DAM
REMOVAL...............................1
INSTALLATION............................2
FRONT FASCIA
REMOVAL...............................2
INSTALLATION............................2
ADJUSTMENT............................2
FRONT LOWER FASCIA
REMOVAL...............................3
INSTALLATION............................3
FRONT FASCIAÐSPORT
REMOVAL...............................3
INSTALLATION............................3
FRONT BUMPER
REMOVAL...............................3
INSTALLATION............................4
FRONT BUMPERÐSPORT
REMOVAL...............................4
INSTALLATION............................4REAR BUMPER
REMOVAL...............................5
INSTALLATION............................5
FRAME
DESCRIPTION............................6
SPECIFICATIONS.........................7
CAB CHASSIS ADAPTER BRACKET
REMOVAL...............................9
INSTALLATION............................9
FRONT TOW HOOK
REMOVAL...............................9
INSTALLATION...........................10
SPARE TIRE WINCH
REMOVAL..............................10
INSTALLATION...........................10
TRAILER HITCH
REMOVAL..............................10
INSTALLATION...........................10
TRANSFER CASE SKID PLATE
REMOVAL..............................11
INSTALLATION...........................11
BUMPERS
DESCRIPTION
Bumpers are used at the front and rear of the
vehicle. Bumpers may be chrome or painted.
Bumpers are designed to protect the exterior sheet-
metal in low impact situations. The bumpers are
attached to the frame and provide mounting points
for some optional accessories such as fog lights and
tow hooks.
FRONT AIR DAM
REMOVAL
(1) Remove Pin-type fasteners attaching air dam
to bottom of front bumper (Fig. 1).
(2) Remove screws attaching air dam to bottom of
front bumper.
(3) Separate air dam from bumper.
BR/BEFRAME & BUMPERS 13 - 1