brake DODGE RAM 2001 Service Repair Manual

INTAKE AIR TEMPERATURE SENSOR (DIESEL)-2WAY
CAV CIRCUIT FUNCTION
A K104 18BK/LB SENSOR GROUND
B K21 18BK/RD INTAKE AIR TEMPERATURE SENSOR SIGNAL
INTAKE AIR TEMPERATURE SENSOR (GAS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K21 18BK/RD INTAKE AIR TEMPERATURE SENSOR SIGNAL
JOINT CONNECTOR NO. 1 (IN PDC) - 28 WAY
CAV CIRCUIT FUNCTION
1 V40 20WT/PK BRAKE SWITCH SENSE
2 V40 22WT/PK BRAKE SWITCH SENSE
3 V40 22WT/PK BRAKE SWITCH SENSE
4 L4 18VT/WT DIMMER SWITCH LOW BEAM OUTPUT
5 L4 16VT/WT 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 22BK 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
8W - 80 - 48 8W-80 CONNECTOR PIN-OUTSBR/BE

JOINT CONNECTOR NO.5-NATURAL 22 WAY
CAV CIRCUIT FUNCTION
1 M1 20PK FUSED B(+)
2 M1 22PK FUSED B(+)
3 M1 22PK FUSED B(+)
4 Z3 20BK/OR GROUND
5 Z3 18BK/OR GROUND
6 Z3 22BK/OR GROUND
7 Z3 18BK/OR GROUND
8 E2 22OR PANEL LAMPS FEED
9 E2 22OR PANEL LAMPS FEED
10 E2 22OR PANEL LAMPS FEED
11 - -
12 M1 22PK FUSED B(+)
13 M1 22PK FUSED B(+)
14 Z3 20BK/OR (HEATED SEATS) GROUND
15 Z3 20BK/OR (HEATED SEATS) GROUND
16 Z3 22BK/OR (EXCEPT BASE/MIDLINE) GROUND
17 Z3 22BK/OR (EXCEPT BASE/MIDLINE) GROUND
18 - -
19 - -
20 E2 22OR PANEL LAMPS FEED
21 E2 22OR PANEL LAMPS FEED
22 E2 22OR PANEL LAMPS FEED
JOINT CONNECTOR NO.6-NATURAL 22 WAY
CAV CIRCUIT FUNCTION
1 V10 16BR WASHER SWITCH SENSE
2 V10 16BR WASHER SWITCH SENSE
3 V10 16BR WASHER SWITCH SENSE
4- -
5- -
6 Z9 16BK/VT GROUND
7 Z9 16BK/VT (EXCEPT BASE/LOWLINE) GROUND
8 G26 22LB KEY-IN IGNITION SWITCH SENSE
9 G26 22LB KEY-IN IGNITION SWITCH SENSE
10 G26 22LB KEY-IN IGNITION SWITCH SENSE
11 - -
12 - -
13 - -
14 L50 16WT/TN BRAKE LAMP SWITCH OUTPUT
15 L50 16WT/TN BRAKE LAMP SWITCH OUTPUT
16 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
17 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
18 Z9 16BK/VT (EXCEPT BASE/LOWLINE) GROUND
19 Z9 20BK/VT (SLT+/HIGHLINE) GROUND
20 X3 20BK/RD (EXCEPT BASE/MIDLINE) HORN RELAY CONTROL
20 M22 22WT (BASE/MIDLINE) ILLUMINATED ENTRY SWITCH SENSE
21 X3 20BK/RD (EXCEPT BASE/MIDLINE) HORN RELAY CONTROL
21 M22 22WT (BASE/MIDLINE) ILLUMINATED ENTRY SWITCH SENSE
22 M22 22WT (BASE/MIDLINE) ILLUMINATED ENTRY SWITCH SENSE
22 X3 20BK/RD (EXCEPT BASE/MIDLINE) HORN RELAY CONTROL
8W - 80 - 50 8W-80 CONNECTOR PIN-OUTSBR/BE

MANIFOLD ABSOLUTE PRESSURE SENSOR (8.0L)-3WAY
CAV CIRCUIT FUNCTION
1 K6 20VT/WT 5V SUPPLY
2 K4 20BK/LB SENSOR GROUND
3 K1 18DG/RD MAP SENSOR SIGNAL
MANIFOLD AIR PRESSURE SENSOR (DIESEL)-3WAY
CAV CIRCUIT FUNCTION
A K7 18OR 5V SUPPLY
B K104 18BK/LB SENSOR GROUND
C G12 18GY/RD MANIFOLD AIR PRESSURE SENSOR SIGNAL
MULTI-FUNCTION SWITCH - 24 WAY
CAV CIRCUIT FUNCTION
1 V9 16WT/DB WIPER SWITCH MODE SIGNAL
2 V8 16VT WIPER SWITCH MODE SENSE
3 V10 16BR WASHER SWITCH SENSE
4 V6 16DB FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
5 V4 16RD/YL WIPER SWITCH HIGH SPEED OUTPUT
6 V3 16BR/WT LOW SPEED WIPER SWITCH OUTPUT
7 V49 16RD/BK DRIVER LOW SPEED WIPER MOTOR DRIVER
8 V49 16RD/BK DRIVER LOW SPEED WIPER MOTOR DRIVER
9 V3 16BR/WT LOW SPEED WIPER SWITCH OUTPUT
10 - -
11 L60 18TN RIGHT TURN SIGNAL
12 L62 16BR/RD RIGHT TURN SIGNAL
13 L19 16PK HAZARD FLASHER SIGNAL
14 L50 16WT/TN BRAKE LAMP SWITCH OUTPUT
15 L63 16DG/RD LEFT TURN SIGNAL
16 L61 18LG LEFT TURN SIGNAL
17 L6 16RD/GY FLASHER OUTPUT
18 L4 18VT/WT DIMMER SWITCH LOW BEAM OUTPUT
19 L2 18LG HEADLAMP SWITCH OUTPUT
20 L3 14RD/OR DIMMER SWITCH HIGH BEAM OUTPUT
21 Z3 16BK/OR GROUND
22 - -
23 - -
24 - -
OUTPUT SPEED SENSOR - DK. BLUE 2 WAY
CAV CIRCUIT FUNCTION
1 T14 18LG/BK OUTPUT SPEED SENSOR SIGNAL
2 T13 18DB/BK OUTPUT SPEED SENSOR GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 59

POWERTRAIN CONTROL MODULE C2 (GAS) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
25 T13 18DB/BK (A/T) OUTPUT SPEED SENSOR GROUND
26 - -
27 G7 18WT/OR (A/T) VEHICLE SPEED SENSOR SIGNAL
28 T14 18LG/BK (A/T) OUTPUT SPEED SENSOR SIGNAL
29 T25 18LG/WT (A/T) GOVERNOR PRESSURE SENSOR SIGNAL
30 K30 18PK (A/T) TRANSMISSION CONTROL RELAY CONTROL
31 K7 18OR (A/T) 5V SUPPLY
32 - -
POWERTRAIN CONTROL MODULE C3 (DIESEL) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1 C13 18DB/OR A/C COMPRESSOR CLUTCH RELAY CONTROL
2- -
3 K51 18DB/YL AUTOMATIC SHUT DOWN RELAY CONTROL
4 V36 18TN/RD SPEED CONTROL VACUUM SOLENOID CONTROL
5 V35 18LG/RD SPEED CONTROL VENT SOLENOID CONTROL
6- -
7- -
8- -
9- -
10 - -
11 V32 18YL/RD SPEED CONTROL SUPPLY
12 A142 14DG/OR AUTOMATIC SHUT DOWN RELAY OUTPUT
13 T6 18OR/WT (A/T) OVERDRIVE OFF SWITCH SENSE
14 - -
15 K118 18PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
16 - -
17 - -
18 - -
19 - -
20 - -
21 - -
22 C20 18BR A/C SWITCH SENSE
23 C90 18LG/WT A/C SELECT INPUT
24 V40 18WT/PK BRAKE SWITCH SENSE
25 T125 18DB GENERATOR SOURCE
26 K226 18DB/WT FUEL LEVEL SENSOR SIGNAL
27 D21 18PK/DB SCI TRANSMIT
28 D2 18WT/BK CCD BUS(-)
29 D220 18WT/VT SCI RECEIVE
30 D1 18VT/BR CCD BUS(+)
31 - -
32 V37 18RD/LG SPEED CONTROL SWITCH SIGNAL
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 69

POWERTRAIN CONTROL MODULE C3 (GAS) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1 C13 18DB/OR A/C COMPRESSOR CLUTCH RELAY CONTROL
2- -
3 K51 18DB/YL AUTOMATIC SHUT DOWN RELAY CONTROL
4 V36 18TN/RD SPEED CONTROL VACUUM SOLENOID CONTROL
5 V35 18LG/RD SPEED CONTROL VENT SOLENOID CONTROL
6- -
7- -
8 K199 18BR/VT (CALIFORNIA) OXYGEN SENSOR 1/1 HEATER CONTROL
9 K145 20DG/PK (CALIFORNIA) OXYGEN SENSOR DOWNSTREAM RELAY CONTROL
10 K106 18WT/DG LEAK DETECTION PUMP SOLENOID CONTROL
11 V32 18YL/RD SPEED CONTROL SUPPLY
12 A142 14DG/OR AUTOMATIC SHUT DOWN RELAY OUTPUT
13 T6 18OR/WT (A/T) OVERDRIVE OFF SWITCH SENSE
14 K107 18OR LEAK DETECTION PUMP SWITCH SENSE
15 K118 18PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
16 K299 18BR.WT OXYGEN SENSOR 2/1 HEATER CONTROL
17 - -
18 - -
19 K31 18BR/WT FUEL PUMP RELAY CONTROL
20 K52 18PK/WT EVAPORATIVE EMISSION SOLENOID CONTROL
21 - -
22 C20 18BR A/C SWITCH SENSE
23 C90 18LG/WT A/C SELECT INPUT
24 V40 18WT/PK BRAKE SWITCH SENSE
25 T125 18DB GENERATOR SOURCE
26 K226 18DB/WT FUEL LEVEL SENSOR SIGNAL
27 D21 18PK/DB SCI TRANSMIT
28 D2 18WT/BK CCD BUS (-)
29 D20 18DG SCI RECEIVE
30 D1 18VT/BR CCD BUS (+)
31 - -
32 V37 18RD/LG SPEED CONTROL SWITCH SIGNAL
RADIO C1 - GRAY 7 WAY
CAV CIRCUIT FUNCTION
1- -
2 X55 18BR/RD LEFT FRONT DOOR SPEAKER (-)
3 X56 18DB/RD RIGHT FRONT DOOR SPEAKER (-)
4 E17 18YL/BK DAY BRIGHTNESS SENSE
5 E2 22OR PANEL LAMPS FEED
6 X12 16RD/WT FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
7 M1 22PK FUSED B(+)
8W - 80 - 70 8W-80 CONNECTOR PIN-OUTSBR/BE

SEAT BELT SWITCH (STANDARD CAB) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 G10 20LG/RD SEAT BELT SWITCH SENSE
2 Z2 20BK/LG GROUND
SEAT HEAT INTERFACE MODULE - 14 WAY
CAV CIRCUIT FUNCTION
1 P7 20LB/BK DRIVER HEATED SEAT SWITCH
2 P144 20BK/WT SEAT TEMPERATURE 5V SUPPLY
3 P130 16TN RIGHT SEAT HEATER B(+) DRIVER
4 F235 16RD B(+) TO HEATED SEAT MODULE
5 P131 16RD/DG LEFT SEAT HEATER B(+) DRIVER
6 F235 16RD B(+) TO HEATED SEAT MODULE
7 P142 22DB RIGHT SEAT TEMPERATURE SENSOR INPUT
8 P141 20TN/LB LEFT SEAT TEMPERATURE SENSOR INPUT
9 P8 20LB/WT PASSENGER HEATED SEAT SWITCH
10 P138 20VT/LG RIGHT SEAT LOW HEAT LED DRIVER
11 P140 20VT/BK RIGHT SEAT HIGH HEAT LED DRIVER
12 P137 20DG LEFT SEAT LOW HEAT LED DRIVER
13 Z2 18BK/LG GROUND
14 P139 20WT LEFT SEAT HIGH HEAT LED DRIVER
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
8W - 80 - 76 8W-80 CONNECTOR PIN-OUTSBR/BE

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.
C203 Left Cowl 23,25
C204 Left Cowl 25
C205 Instrument Panel Center Support N/S
C206 Left Cowl 23,25
C237 Bottom Right of Instrument Panel 23,26
C303 BK Below Driver's Seat 18
C308 Center Rear of Headliner N/S
C329 BK Below Right Tail Lamp 21
C333 BK Below Left Tail Lamp 21
C342 BK Left Rear of Frame 21
C343 BK Left Rear of Frame 21
C345 Right Door N/S
C346 Right Door N/S
C347 Left Door 20
C348 Left Door 20
C352 BK Left A-Pillar 20
C353 BK Right A-Pillar 20
C358 NAT Left Side Instrument Panel 20,23,27
C359 Heated Seat To Body Wiring 18
C360 Below Driver's Seat 18
C361 Left Rear Speaker Wiring N/S
C364 Right Rear Speaker Wiring N/S
C365 Under Passenger Power Seat N/S
Camshaft Position Sensor (V6, V8) Near of Distributor 3
Camshaft Position Sensor (V10) Front of Engine 6
Camshaft Position Sensor (Diesel) Left Front of Engine 10
Cargo Lamp No. 1 BK Rear of Lamp N/S
Cargo Lamp No. 2 BK Rear of Lamp N/S
Center High Mounted Stop Lamp No. 1 BK Rear of Cab 18
Center High Mounted Stop Lamp No. 2 BK Rear of Cab 18
Center Identification Lamp BK Behind Front of Headliner 20
Central Timer Module C1 Left Side Under Instrument Panel 23,24
Central Timer Module C2 Left Side Under Instrument Panel 23,24
Cigar Lighter NAT Center of Instrument Panel 25
Clockspring No.1 Steering Column 24
Clockspring No.2 Steering Column 24
Clockspring No.3 Steering Column 24
Clutch Pedal Position Switch BK Top of Clutch Pedal 27
Controller Anti-Lock Brake C1 Left Fender Side Shield 14
Controller Anti-Lock Brake C2 Left Fender Side Shield 14
Crankshaft Position Sensor (V6, V8) Rear of Engine Block 3
Crankshaft Position Sensor (V10 Right Side of Engine Block 6
8W - 90 - 2 8W-90 CONNECTOR/GROUND LOCATIONSBR/BE
CONNECTOR/GROUND LOCATIONS (Continued)

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)