DODGE RAM 2001 Service Repair Manual

POWERTRAIN CONTROL MODULE C2 (DIESEL) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
9- -
10 K20 18DG GENERATOR FIELD
11 K54 18OR/BK (A/T) TORQUE CONVERTER CLUTCH SOLENOID CONTROL
12 - -
13 - -
14 - -
15 - -
16 - -
17 - -
18 - --
19 - -
20 - -
21 T60 18BR (A/T) 3-4 SHIFT SOLENOID CONTROL
22 - -
23 - -
24 - -
25 T13 18DB/BK OUTPUT SPEED SENSOR GROUND
26 - -
27 G7 18WT/OR (A/T) VEHICLE SPEED SENSOR SIGNAL
28 T14 18LG/BK 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 C2 (GAS) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1 T54 18VT (A/T) TRANSMISSION TEMPERATURE SENSOR SIGNAL
2 K26 18VT/TN (5.2L/5.9L/8.0L) FUEL INJECTOR NO. 7 DRIVER
3 K115 18TN/BK (8.0L) FUEL INJECTOR NO. 9 DRIVER
4 K11 18WT/DB FUEL INJECTOR NO. 1 DRIVER
5 K13 18YL/WT FUEL INJECTOR NO. 3 DRIVER
6 K38 18GY FUEL INJECTOR NO. 5 DRIVER
7- -
8 K88 18VT/WT (A/T) GOVERNOR PRESSURE SOLENOID CONTROL
9- -
10 K20 18DG GENERATOR FIELD
11 K54 18OR/BK TORQUE CONVERTER CLUTCH SOLENOID CONTROL
12 K58 18BR/DB FUEL INJECTOR NO. 6 DRIVER
13 K28 18GY/LB (5.2L/5.9L/8.0L) FUEL INJECTOR NO. 8 DRIVER
14 K116 18WT (8.0L) FUEL INJECTOR NO. 10 DRIVER
15 K12 18TN FUEL INJECTOR NO. 2 DRIVER
16 K14 18LB/BR FUEL INJECTOR NO. 4 DRIVER
17 - -
18 - -
19 - -
20 - -
21 T60 18BR (A/T) 3-4 SHIFT SOLENOID CONTROL
22 - -
23 G60 18GY/OR ENGINE OIL PRESSURE SENSOR SIGNAL
24 - -
8W - 80 - 68 8W-80 CONNECTOR PIN-OUTSBR/BE

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

RADIO C2 - BLACK 7 WAY
CAV CIRCUIT FUNCTION
1 X16 22LG ANTENNA RELAY OUTPUT
2 X51 18BR/YL LEFT REAR SPEAKER (+)
3 X52 18DB/WT RIGHT REAR SPEAKER (+)
4 X53 18DG LEFT FRONT DOOR SPEAKER (+)
5 X54 18VT RIGHT FRONT DOOR SPEAKER (+)
6 X57 18BR/LB LEFT REAR SPEAKER (-)
7 X58 18DB/OR RIGHT REAR SPEAKER (-)
RADIO C3-2WAY
CAV CIRCUIT FUNCTION
1 D1 20VT/BR CCD BUS (+)
2 D2 20WT/BK CCD BUS (-)
RADIO CHOKE RELAY - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 X60 16DG/RD FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
2 X13 16BK/RD RADIO CHOKE RELAY OUTPUT
3 X16 22LG ANTENNA RELAY OUTPUT
4 Z9 16BK/VT GROUND
REAR WHEEL SPEED SENSOR (ABS)-2WAY
CAV CIRCUIT FUNCTION
1 B114 20WT/VT REAR WHEEL SPEED SENSOR (-)
2 B113 20RD/VT REAR WHEEL SPEED SENSOR (+)
RIGHT BACK-UP LAMP- GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 Z13 18BK GROUND
2 L1 18VT/BK BACK-UP LAMP FEED
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 71

RIGHT FOG LAMP - WHITE 2 WAY
CAV CIRCUIT FUNCTION
A L34 20RD/OR FUSED B(+)
B L39 20LB FOG LAMP SWITCH OUTPUT
RIGHT FRONT DOOR SPEAKER (PREMIUM) - 10 WAY
CAV CIRCUIT FUNCTION
1 X82 20LB/RD AMPLIFIED HIGH RIGHT FRONT DOOR SPEAKER (+)
2 X80 20LB/BK AMPLIFIED HIGH RIGHT FRONT DOOR SPEAKER (-)
3 X54 18VT RIGHT FRONT SPEAKER (+)
4 X56 18DB/RD RIGHT FRONT SPEAKER (-)
5 X92 18TN/BK AMPLIFIED LOW RIGHT REAR SPEAKER (-)
6 X94 18TN/VT AMPLIFIED LOW RIGHT REAR SPEAKER (+)
7 X13 16BK/RD RADIO CHOKE RELAY OUTPUT
8 Z9 16BK/VT GROUND
9 X52 18DB/WT RIGHT REAR SPEAKER (+)
10 X58 18DB/OR RIGHT REAR SPEAKER (-)
RIGHT FRONT DOOR SPEAKER (STANDARD)-2WAY
CAV CIRCUIT FUNCTION
A X56 20DB/RD RIGHT FRONT SPEAKER (-)
B X54 20VT RIGHT FRONT SPEAKER (+)
RIGHT FRONT FENDER LAMP (DUAL REAR WHEELS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z13 18BK GROUND
RIGHT FRONT WHEEL SPEED SENSOR (ABS) - GRAY 2 WAY
CAV CIRCUIT FUNCTION
1 B6 20WT/DB RIGHT FRONT WHEEL SPEED SENSOR (-)
2 B7 20WT RIGHT FRONT WHEEL SPEED SENSOR (+)
8W - 80 - 72 8W-80 CONNECTOR PIN-OUTSBR/BE

RIGHT HEADLAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
A L45 18PK/RD FUSED B(+)
B- -
C L33 18LG/BR HIGH BEAM HEADLAMP DRIVER
RIGHT LICENSE LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL PARK LAMP RELAY OUTPUT
2 Z13 18BK GROUND
RIGHT OUTBOARD CLEARANCE LAMP-2WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z4 18BK GROUND
RIGHT OUTBOARD HEADLAMP-3WAY
CAV CIRCUIT FUNCTION
A L4 16VT/WT (QUAD HEADLAMP) DIMMER SWITCH LOW BEAM OUTPUT
A L44 18VT/RD (EXCEPT QUAD HEAD-
LAMP)FUSED B(+)
B L4 16VT/WT (EXCEPT QUAD HEAD-
LAMP)DIMMER SWITCH LOW BEAM OUTPUT
B L44 18VT/RD (QUAD HEADLAMP) FUSED B(+)
C L3 16RD/OR DIMMER SWITCH HIGH BEAM OUTPUT
RIGHT OUTBOARD IDENTIFICATION LAMP-2WAY
CAV CIRCUIT FUNCTION
1 L7 18BK/YL HEADLAMP SWITCH OUTPUT
2 Z4 18BK GROUND
RIGHT PARK/TURN SIGNAL LAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z1 18BK GROUND
2 L7 18BK/YL PARK LAMP RELAY OUTPUT
3 L60 18LG/TN RIGHT TURN SIGNAL
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 73

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

RIGHT REMOTE RADIO SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 Z2 22BK/LG GROUND
2 X20 22RD/BK RADIO CONTROL MUX
RIGHT SPEED CONTROL SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 K4 22WT SENSOR GROUND
2 V37 22DG/RD SPEED CONTROL SWITCH SIGNAL
RIGHT TAIL/STOP/TURN SIGNAL LAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z13 18BK GROUND
2 L7 18BK/YL PARK LAMP RELAY OUTPUT
3 L62 18DG/BR RIGHT TURN SIGNAL
RIGHT TWEETER (PREMIUM)-2WAY
CAV CIRCUIT FUNCTION
1 X80 20LB/BK AMPLIFIED HIGH RIGHT FRONT SPEAKER (-)
2 X82 20LB/RD AMPLIFIED HIGH RIGHT FRONT SPEAKER (+)
RIGHT VISOR/VANITY LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
A M1 20PK FUSED B(+)
B Z4 20BK GROUND
SEAT BELT SWITCH (CLUB CAB)-2WAY
CAV CIRCUIT FUNCTION
1 Z2 20BK/LG GROUND
2 G10 22LG/RD (HEATED SEATS) SEAT BELT SWITCH SENSE
2 G10 20LG/RD (MANUAL NON-HEATED
SEATS)SEAT BELT SWITCH SENSE
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 75

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