Temperature DODGE RAM 2001 Service Repair Manual

AMBIENT TEMPERATURE SENSOR-2WAY
CAV CIRCUIT FUNCTION
1 G31 20VT/LG AMBIENT TEMPERATURE SENSOR SIGNAL
2 G32 20BK/VT SENSOR GROUND
ASH RECEIVER LAMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 E2 22OR FUSED PANEL LAMPS DIMMER SWITCH SIGNAL
2 Z3 20BK/OR GROUND
AUTOMATIC DAY/NIGHT MIRROR - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
2 Z3 20BK GROUND
3 L1 20VT/BK BACK-UP LAMP FEED
BACK-UP LAMP SWITCH (M/T) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 L1 18VT/BK BACK-UP LAMP FEED
2 L10 18BR/LG FUSED IGNITION SWITCH OUTPUT (RUN)
BATTERY TEMPERATURE SENSOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K4 20BK/LB SENSOR GROUND
2 K118 20PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
BLEND DOOR ACTUATOR-6WAY
CAV CIRCUIT FUNCTION
1 F15 20DB FUSED IGNITION SWITCH OUTPUT (RUN)
2 C82 20YL/OR TEMPERATURE SELECT
3 Z2 20BK/LG GROUND
4- -
5- -
6- -
8W - 80 - 6 8W-80 CONNECTOR PIN-OUTSBR/BE

C105 - (HEADLAMP AND DASH SIDE)
CAV CIRCUIT
1 L34 20RD/OR
2 L39 20LB
C106 - BLACK (HEADLAMP AND DASH SIDE)
CAV CIRCUIT
1 G107 20GY
2 Z1 20BK
C106 - BLACK (4X4 INDICATOR SIDE)
CAV CIRCUIT
1 G107 18BK/GY
2 Z1 18BK
C114 - BLACK (AMBIENT TEMPERATURE SEN-
SOR SIDE)
CAV CIRCUIT
1 G31 20VT/LG
2 G32 20BK/VT
C114 - BLACK (HEADLAMP AND DASH SIDE)
CAV CIRCUIT
1 G31 20VT/LG
2 G32 20BK/VT
C125 (DIESEL) - (TRANSMISSION SIDE)
CAV CIRCUIT
1 F18 18LG/BK
2 G113 18OR
3 A14 14RD/WT
4 C3 18DB/BK
5 C90 18LG/WT
6 K22 18OR/DB
7 A40 14RD/LG
8 K131 18BR/WT
9 A93 12RD/BK
10 K104 18BK/LB
11 G7 18WT/OR
8W - 80 - 8 8W-80 CONNECTOR PIN-OUTSBR/BE

DRIVER HEATED SEAT CUSHION - BLUE 4 WAY
CAV CIRCUIT FUNCTION
1 P131 16RD/DG LEFT SEAT HEATER B(+) DRIVER
2 Z2 18BK/LG GROUND
3 P144 20BK/WT SEAT TEMPERATURE 5V SUPPLY
4 P141 20TN/LB LEFT SEAT TEMPERATURE SENSOR INPUT
DRIVER HEATED SEAT SWITCH - RED 6 WAY
CAV CIRCUIT FUNCTION
1 P137 20DG LEFT SEAT LOW HEAT LED DRIVER
2 E2 22OR PANEL LAMPS FEED
3 Z3 20BK/OR GROUND
4 F15 20DB FUSED IGNITION SWITCH OUTPUT (RUN)
5 P139 20WT LEFT SEAT HIGH HEAT LED DRIVER
6 P7 20LB/BK DRIVER HEATED SEAT SWITCH
DRIVER LUMBAR MOTOR-2WAY
CAV CIRCUIT FUNCTION
1 P106 16DG/WT LUMBAR MOTOR FORWARD
2 P107 16OR/BK LUMBAR MOTOR REARWARD
DRIVER POWER SEAT FRONT VERTICAL MOTOR (CLUB CAB) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
B P19 16YL/LG LEFT POWER SEAT FRONT UP
A P21 16RD/LG LEFT POWER SEAT FRONT DOWN
DRIVER POWER SEAT FRONT VERTICAL MOTOR (STANDARD CAB)-2WAY
CAV CIRCUIT FUNCTION
1 P19 14YL/LG LEFT SEAT FRONT UP
2 P21 14RD/LG LEFT SEAT FRONT DOWN
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 37

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 AIR PRESSURE SENSOR SIGNAL
9- -
10 K7 18OR 5V SUPPLY
11 K104 18BK/LB SENSOR GROUND
12 K246 20YL/DG CUMMINS BUS (-)
13 K242 20WT DATA LINK (+) FUEL INJECTION PUMP
14 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
15 K135 18YL/WT TRANSFER PUMP SUPPLY
16 H105 18LG/DB IDLE VALIDATION SWITCH NO. 2
17 K124 18GY CAMSHAFT POSITION SENSOR SIGNAL
18 K48 18DG FUEL INJECTION PUMP SYNC SIGNAL
19 - -
20 - -
21 K1 18DG/RD WATER IN FUEL SENSOR SIGNAL
22 V37 18RD/LG SPEED CONTROL SWITCH SIGNAL
23 K240 20BK DATA LINK (-) FUEL INJECTOR PUMP
24 V32 18YL/RD BRAKE SWITCH SENSE
25 H102 18LB/BK ACCELERATOR PEDAL POSITION SENSOR SIGNAL
26 G113 18OR PTO SWITCH SENSE
27 - -
28 K22 18OR/DB ACCELERATOR PEDAL POSITION SENSOR SIGNAL
29 S21 18YL/BK AIR INTAKE HEATER RELAY NO.1
30 Z12 18BK/TN GROUND
31 H101 18DB/WT ACCELERATOR PEDAL POSITION SENSOR SUPPLY
32 H103 18BK/YL ACCELERATOR PEDAL POSITION SENSOR GROUND
33 K45 18LB/RD FUEL SHUT-OFF SIGNAL
34 K44 18VT/OR LOW IDLE SELECT
35 K135 18YL/WT TRANSFER PUMP SUPPLY
36 K131 18BR/WT FUEL INJECTOR PUMP RELAY CONTROL
37 G85 18OR/BK WAIT-TO-START WARNING INDICATOR DRIVER
38 D21 18PK/DB SCI TRANSMIT
39 D20 18DG SCI RECEIVE
40 D2 18WT/BK CCD BUS (-)
41 D1 18VT/BR CCD BUS (+)
42 K247 20DB CUMMINS BUS SHIELD
43 G7 18WT/OR VEHICLE SPEED SENSOR SIGNAL
44 K243 20OR/BR DATA LINK SHIELD FUEL INJECTOR PUMP
45 K24 18GY/BK CRANKSHAFT POSITION SENSOR SIGNAL
46 - -
47 S22 18OR/BK AIR INTAKE HEATER RELAY CONTROL NO. 2
48 A14 18RD/WT FUSED B(+)
49 Z12 18BK/TN GROUND
50 A14 18RD/WT FUSED B(+)
8W - 80 - 40 8W-80 CONNECTOR PIN-OUTSBR/BE

ENGINE COOLANT TEMPERATURE SENSOR (DIESEL)-2WAY
CAV CIRCUIT FUNCTION
B K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
A K104 18BK/LB SENSOR GROUND
ENGINE COOLANT TEMPERATURE SENSOR (GAS)-2WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
ENGINE OIL PRESSURE SENSOR (DIESEL)-3WAY
CAV CIRCUIT FUNCTION
A K7 18OR 5V SUPPLY
B K104 18BK/LB SENSOR GROUND
C G60 18GY/BK ENGINE OIL PRESSURE SENSOR SIGNAL
ENGINE OIL PRESSURE SENSOR (GAS)-2WAY
CAV CIRCUIT FUNCTION
1 K4 20BK/LB SENSOR GROUND
2 G60 18GY/OR ENGINE OIL PRESSURE SENSOR SIGNAL
EVAP/PURGE SOLENOID-2WAY
CAV CIRCUIT FUNCTION
1 K52 18PK/WT EVAPORATIVE EMISSION SOLENOID CONTROL
2 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
FRONT WASHER PUMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 V10 16BR WASHER SWITCH SENSE
2 Z1 20BK GROUND
FRONT WASHER PUMP - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 V10 16BR WASHER SWITCH SENSE
2 Z1 20BK GROUND
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 41

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

JUNCTION BLOCK C1 - BLUE 15 WAY
CAV CIRCUIT FUNCTION
1- -
2 G31 20VT/LG AMBIENT TEMPERATURE SENSOR SIGNAL
3 A20 20RD/DB FUSED IGNITION SWITCH OUTPUT (RUN)
4 L61 18LG LEFT TURN SIGNAL
5 V6 16DB FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
6- -
7- -
8- -
9 L7 18BK/YL PARK LAMP RELAY OUTPUT
10 F18 20LG/BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
11 L1 18VT/BK BACK-UP LAMP FEED
12 V6 16DB FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
13 V6 16DB FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
14 G32 20BK/VT SENSOR GROUND
15 - -
JUNCTION BLOCK C2 - NATURAL 6 WAY
CAV CIRCUIT FUNCTION
1 A7 10RD/BK FUSED B(+)
2 L9 16BK/VT FUSED FLASHER FEED
3 M1 20PK FUSED B(+)
4- -
5 L60 18TN RIGHT TURN SIGNAL
6- -
JUNCTION BLOCK C3 - 14 WAY
CAV CIRCUIT FUNCTION
1 G32 22BK/LB SENSOR GROUND
2 Z2 20BK/LG GROUND
3 M2 22YL COURTESY LAMPS DRIVER
4- -
5 G31 22VT/LG AMBIENT TEMPERATURE SENSOR SIGNAL
6 M1 22PK (BASE) FUSED B(+)
6 M1 20PK (HIGHLINE) FUSED B(+)
7- -
8 L7 18BK/YL (CLEARANCE/ID LAMPS) PARK LAMP RELAY OUTPUT
9- -
10 - -
11 L1 20VT/BK BACK-UP LAMP FEED
12 - -
13 Z3 18BK (HIGHLINE) GROUND
14 F12 20DB/WT (HIGHLINE) FUSED IGNITION SWITCH OUTPUT (RUN-START)
8W - 80 - 52 8W-80 CONNECTOR PIN-OUTSBR/BE

OVERDRIVE SWITCH-2WAY
CAV CIRCUIT FUNCTION
1 T6 22OR/WT OVERDRIVE OFF SWITCH SENSE
2 Z2 22BK/LG GROUND
OVERHEAD CONSOLE (BASE)-3WAY
CAV CIRCUIT FUNCTION
1 M2 22YL COURTESY LAMPS DRIVER
2 M1 22PK FUSED B(+)
3 Z2 20BK/LG GROUND
OVERHEAD CONSOLE (HIGHLINE) - 12 WAY
CAV CIRCUIT FUNCTION
1 F12 20DB/WT FUSED IGNITION SWITCH OUTPUT (RUN-START)
2 D1 20VT/BR CCD BUS(+)
3 G31 22VT/LG AMBIENT TEMPERATURE SENSOR SIGNAL
4 Z2 20BK/LG GROUND
5 M1 20PK FUSED B(+)
6 M2 22YL COURTESY LAMPS DRIVER
7 Z2 20BK/LG GROUND
8 D2 20WT/BK CCD BUS(-)
9 G32 22BK/LB SENSOR GROUND
10 - -
11 G69 22BK VTSS INDICATOR DRIVER
12 - -
OXYGEN SENSOR 1/1 LEFT BANK UP (5.9L HD/8.0L)-4WAY
CAV CIRCUIT FUNCTION
1 A141 18DG/WT AUTOMATIC SHUT DOWN RELAY OUTPUT
2 K199 18BR/VT OXYGEN SENSOR 1/1 HEATER CONTROL
3 K4 18BK/LB SENSOR GROUND
4 K41 18BK/DG OXYGEN SENSOR 1/1 SIGNAL
OXYGEN SENSOR 1/1 LEFT BANK UP (CALIFORNIA)-4WAY
CAV CIRCUIT FUNCTION
1 A141 18DG/WT FUSED OXYGEN SENSOR UPSTREAM RELAY OUTPUT
2 K199 18BR/VT OXYGEN SENSOR 1/1 HEATER CONTROL
3 K4 18BK/LB SENSOR GROUND
4 K141 18TN/WT OXYGEN SENSOR 1/1 SIGNAL
8W - 80 - 60 8W-80 CONNECTOR PIN-OUTSBR/BE

PASSENGER DOOR WINDOW/LOCK SWITCH - 11 WAY
CAV CIRCUIT FUNCTION
1 Q16 14BR/WT MASTER WINDOW SWITCH RIGHT FRONT (UP)
2 Q26 14VT/WT MASTER WINDOW SWITCH RIGHT FRONT (DOWN)
3 Q22 14VT RIGHT FRONT WINDOW DRIVER (DOWN)
4 Q12 14BR RF WINDOW DRIVER (UP)
5 F35 18RD FUSED B(+)
6 P35 18OR/VT DOOR LOCK SWITCH CONTROL
7 P30 18OR/DG PASSENGER DOOR LOCK SWITCH OUTPUT
8 Z2 14BK/LG GROUND
9 P31 18PK/DG PASSENGER DOOR UNLOCK SWITCH OUTPUT
10 P36 18PK/VT DOOR UNLOCK SWITCH CONTROL
11 F21 14TN FUSED IGNITION SWITCH OUTPUT (RUN)
PASSENGER HEATED SEAT CUSHION-4WAY
CAV CIRCUIT FUNCTION
1 P130 16TN RIGHT SEAT HEATER B(+) DRIVER
2 Z2 18BK/LG GROUND
3 P144 20BK/WT SEAT TEMPERATURE 5V SUPPLY
4 P142 20DB RIGHT SEAT TEMPERATURE SENSOR INPUT
PASSENGER HEATED SEAT SWITCH - BLUE 6 WAY
CAV CIRCUIT FUNCTION
1 P138 20VT/LG RIGHT SEAT LOW HEAT LED DRIVER
2 E2 22OR PANEL LAMPS FEED
3 Z3 20BK/OR GROUND
4 F15 20DB FUSED IGNITION SWITCH OUTPUT (RUN)
5 P140 20VT/BK RIGHT SEAT HIGH HEAT LED DRIVER
6 P8 20LB/WT PASSENGER HEATED SEAT SWITCH
PASSENGER LUMBAR MOTOR-2WAY
CAV CIRCUIT FUNCTION
1 P106 16DG/WT LUMBAR MOTOR FORWARD
2 P107 16OR/BK LUMBAR MOTOR REARWARD
PASSENGER POWER SEAT FRONT VERTICAL MOTOR (CLUB CAB)-2WAY
CAV CIRCUIT FUNCTION
A P20 16RD/LG RIGHT SEAT FRONT DOWN
B P18 16YL/LG RIGHT SEAT FRONT UP
8W - 80 - 64 8W-80 CONNECTOR PIN-OUTSBR/BE

POWERTRAIN CONTROL MODULE C1 (GAS) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1 K32 18YL/GY (8.0L) IGNITION COIL NO. 4 DRIVER
2 F18 18LG/BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
3 K18 18RD/BK (8.0L) IGNITION COIL NO. 3 DRIVER
4 K4 18BK/LB SENSOR GROUND
5 K43 18DG/GY (8.0L) IGNITION COIL NO. 5 DRIVER
6 T41 18BK/WT (A/T) PARK/NEUTRAL POSITION SWITCH SENSE
7 K19 16BK/GY (3.9L/5.2L/5.9L) IGNITION COIL NO. 1 DRIVER
7 K19 18BK/GY (8.0L) IGNITION COIL NO. 1 DRIVER
8 K24 18GY/BK CRANKSHAFT POSITION SENSOR SIGNAL
9 K17 18DB/WT (8.0L) IGNITION COIL NO. 2 DRIVER
10 K60 18YL/BK IDLE AIR CONTROL NO. 2 DRIVER
11 K40 18BR/WT IDLE AIR CONTROL NO. 3 DRIVER
12 - -
13 G113 18OR PTO SWITCH SENSE
14 - -
15 K21 18BK/RD INTAKE AIR TEMPERATURE SENSOR SIGNAL
16 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
17 K6 18VT/WT 5V SUPPLY
18 K44 18TN/YL CAMSHAFT POSITION SENSOR SIGNAL
19 K39 18GY/RD IDLE AIR CONTROL NO. 1 DRIVER
20 K59 18VT/BK IDLE AIR CONTROL NO. 4 DRIVER
21 - -
22 A14 16RD/WT FUSED B(+)
23 K22 18OR/DB THROTTLE POSITION SENSOR SIGNAL
24 K141 18TN/WT (3.9L/5.2L/5.9L) (CALI-
FORNIA EXCEPT 8.0L)OXYGEN SENSOR 1/1 SIGNAL
24 K41 18BK/DG (5.9L HD/8.0L) OXYGEN SENSOR 1/1 SIGNAL
25 K341 18OR/BK (3.9L/5.2L) (CALIFOR-
NIA)OXYGEN SENSOR 1/2 SIGNAL
25 K341 18OR/BK (8.0L) OXYGEN SENSOR 1/3 SIGNAL
26 K241 18LG/RD (8.0L) (5.9L HD) OXYGEN SENSOR 2/1 SIGNAL
26 K241 18LG/RD (CALIFORNIA) OXYGEN SENSOR 2/1 SIGNAL
27 K1 18DG/RD MAP SENSOR SIGNAL
28 - -
29 K441 18OR/TN (CALIFORNIA) OXYGEN SENSOR 2/2 SIGNAL
29 K141 18TN/WT (8.0L) OXYGEN SENSOR 1/2 SIGNAL
30 - -
31 Z12 14BK/TN GROUND
32 Z12 14BK/TN GROUND
POWERTRAIN CONTROL MODULE C2 (DIESEL) - BLACK 32 WAY
CAV CIRCUIT FUNCTION
1 T54 18VT (A/T) TRANSMISSION TEMPERATURE SENSOR SIGNAL
2- -
3- -
4- -
5- -
6- -
7- -
8 K88 18VT/WT (A/T) GOVERNOR PRESSURE SOLENOID CONTROL
BR/BE8W-80 CONNECTOR PIN-OUTS 8W - 80 - 67