2003 DODGE RAM brake sensor

8W-51 REAR LIGHTING
Component Page
Backup Lamp Switch............... 8W-51-3, 5
Brake Lamp Switch.................. 8W-51-7
Center High Mounted Stop Lamp-
Aftermarket...................... 8W-51-7
Center High Mounted Stop Lamp/Cargo
Lamp........................... 8W-51-7
Fender Lamp-Front Left............... 8W-51-4
Fender Lamp-Front Right............. 8W-51-4
Fender Lamp-Rear Left............... 8W-51-4
Fender Lamp-Rear Right.............. 8W-51-4
Front Control Module......... 8W-51-2, 3, 5, 6, 7
Fuse 15........................ 8W-51-2, 3, 7
Fuse 24............................ 8W-51-7
Fuse 32............................ 8W-51-3
Fuse 33............................ 8W-51-7
Fuse 34............................ 8W-51-2
Fuse 38............................ 8W-51-3Component Page
G103........................ 8W-51-2, 3, 5, 6
G104........................ 8W-51-2, 3, 5, 6
G202.............................. 8W-51-7
Integrated Power Module...... 8W-51-2, 3, 5, 6, 7
License Lamp-Left................... 8W-51-2
License Lamp-Right.................. 8W-51-3
Park Lamp Relay................ 8W-51-2, 3, 7
Park/Turn Signal Lamp-Left Front....... 8W-51-2
Park/Turn Signal Lamp-Right Front..... 8W-51-3
Tail/Stop/Turn Signal Lamp-Left...... 8W-51-2, 5
Tail/Stop/Turn Signal Lamp-Right....... 8W-51-6
Tailgate Lamp Assembly............. 8W-51-2, 4
Trailer Tow Connector................ 8W-51-7
Trailer Tow Connector- Add On....... 8W-51-5, 7
Transmission Range Sensor............ 8W-51-5
Transmission Solenoid/TRS Assembly.... 8W-51-5
DR8W-51 REAR LIGHTING 8W - 51 - 1

8W-80 CONNECTOR PIN-OUTS
Component Page
4WD Switch (Manual Transfer Case)..... 8W-80-5
A/C Compressor Clutch............... 8W-80-5
A/C Pressure Transducer.............. 8W-80-5
A/C Pressure Transducer (Diesel)........ 8W-80-5
A/C-Heater Control C1................ 8W-80-6
A/C-Heater Control C2................ 8W-80-6
Accelerator Pedal Position Sensor
(5.7L/Diesel M/T Normal Build)....... 8W-80-6
Adjustable Pedal Motor............... 8W-80-7
Adjustable Pedal Switch............... 8W-80-7
Airbag Control Module................ 8W-80-7
Airbag Control Module-Left Side Impact . . 8W-80-8
Airbag Control Module-Right Side Impact . 8W-80-8
Airbag-Driver Squib 1................ 8W-80-8
Airbag-Left Curtain Squib............. 8W-80-8
Airbag-Passenger Squib 1............. 8W-80-9
Airbag-Right Curtain Squib............ 8W-80-9
Ambient Temperature Sensor........... 8W-80-9
Amplifier Audio C1................... 8W-80-9
Amplifier Audio C2.................. 8W-80-10
Automatic Day/Night Mirror (Except
Base).......................... 8W-80-10
Backup Lamp Switch (3.7L/4.7L/5.7L/
8.0L)........................... 8W-80-10
Battery Temperature Sensor........... 8W-80-11
Blend Door Actuator (Single-Zone)...... 8W-80-11
Blower Motor...................... 8W-80-11
Blower Motor Resistor Block.......... 8W-80-11
Boost Pressure Sensor (Diesel)......... 8W-80-11
Brake Fluid Level Switch............. 8W-80-12
Brake Lamp Switch................. 8W-80-12
Brake Transmission Shift Interlock
Solenoid........................ 8W-80-12
C100 (Diesel)...................... 8W-80-12
C100 (Diesel)...................... 8W-80-13
C100 (Gas)........................ 8W-80-13
C100 (Gas)........................ 8W-80-13
C106 (5.7L)........................ 8W-80-14
C106 (5.7L)........................ 8W-80-14
C107 (5.7L)........................ 8W-80-15
C107 (5.7L)........................ 8W-80-15
C108 (Diesel)...................... 8W-80-15
C108 (Diesel)...................... 8W-80-16
C110 (Diesel)...................... 8W-80-16
C110 (Diesel)...................... 8W-80-16
C112 (Diesel)...................... 8W-80-17
C112 (Diesel)...................... 8W-80-17
C115 (Diesel)...................... 8W-80-17
C115 (Diesel)...................... 8W-80-17
C116 (Diesel)...................... 8W-80-17
C116 (Diesel)...................... 8W-80-18
C117 (Diesel)...................... 8W-80-18Component Page
C117 (Diesel)...................... 8W-80-18
C130............................. 8W-80-18
C130............................. 8W-80-20
C200............................. 8W-80-22
C200............................. 8W-80-22
C201............................. 8W-80-22
C201............................. 8W-80-23
C202............................. 8W-80-23
C202............................. 8W-80-23
C206............................. 8W-80-23
C206 (SLT+)....................... 8W-80-24
C216............................. 8W-80-24
C216............................. 8W-80-24
C217............................. 8W-80-24
C217............................. 8W-80-25
C218............................. 8W-80-25
C218............................. 8W-80-25
C219............................. 8W-80-26
C219............................. 8W-80-28
C220............................. 8W-80-29
C220............................. 8W-80-30
C301............................. 8W-80-30
C301............................. 8W-80-31
C302............................. 8W-80-31
C302............................. 8W-80-31
C304............................. 8W-80-32
C304............................. 8W-80-32
C305............................. 8W-80-32
C305............................. 8W-80-33
C306............................. 8W-80-33
C306............................. 8W-80-33
C307 (Tail Lamp Jumper)............. 8W-80-34
C307 (Tail Lamp Jumper)............. 8W-80-34
C308............................. 8W-80-34
C308............................. 8W-80-35
C309............................. 8W-80-35
C309............................. 8W-80-35
C310 (Tail Lamp Jumper)............. 8W-80-36
C310 (Tail Lamp Jumper)............. 8W-80-36
C311 (Except SLT+)................. 8W-80-36
C311 (Except SLT+)................. 8W-80-36
C312............................. 8W-80-37
C312............................. 8W-80-37
C313............................. 8W-80-37
C313............................. 8W-80-38
C314............................. 8W-80-38
C314............................. 8W-80-38
C315 (Heated/Power Seat)............ 8W-80-38
C315............................. 8W-80-39
C316............................. 8W-80-39
C316............................. 8W-80-39
C317............................. 8W-80-39
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 1

Component Page
C317............................. 8W-80-40
C319............................. 8W-80-40
C319............................. 8W-80-40
C322............................. 8W-80-40
C322............................. 8W-80-41
C323............................. 8W-80-41
C323............................. 8W-80-41
C327............................. 8W-80-42
C327............................. 8W-80-42
C328............................. 8W-80-42
C328............................. 8W-80-42
Camshaft Position Sensor (Diesel)...... 8W-80-42
Camshaft Position Sensor (Gas)........ 8W-80-42
Capacitor......................... 8W-80-43
Center High Mounted Stop Lamp/Cargo
Lamp.......................... 8W-80-43
Cigar Lighter Outlet................. 8W-80-43
Clearance Lamp No. 1 (Heavy Duty).... 8W-80-43
Clearance Lamp No. 2 (Heavy Duty).... 8W-80-43
Clearance Lamp No. 3 (Heavy Duty).... 8W-80-44
Clearance Lamp No. 4 (Heavy Duty).... 8W-80-44
Clearance Lamp No. 5 (Heavy Duty).... 8W-80-44
Clockspring C1..................... 8W-80-44
Clockspring C2..................... 8W-80-44
Clockspring C3..................... 8W-80-45
Clockspring C4..................... 8W-80-45
Clockspring C5 (Remote Radio)........ 8W-80-45
Clutch Interlock Brake Switch......... 8W-80-45
Coil On Plug No. 1 (3.7L/4.7L/5.7L)..... 8W-80-45
Coil On Plug No. 2 (3.7L/4.7L/5.7L)..... 8W-80-46
Coil On Plug No. 3 (3.7L/4.7L/5.7L)..... 8W-80-46
Coil On Plug No. 4 (3.7L/4.7L/5.7L)..... 8W-80-46
Coil On Plug No. 5 (3.7L/4.7L/5.7L)..... 8W-80-46
Coil On Plug No. 6 (3.7L/4.7L/5.7L)..... 8W-80-47
Coil On Plug No. 7 (4.7L/5.7L)......... 8W-80-47
Coil On Plug No. 8 (4.7L/5.7L)......... 8W-80-47
Compass/Mini-Trip Computer
(Except Base).................... 8W-80-47
Condenser Fan..................... 8W-80-48
Controller Antilock Brake C1.......... 8W-80-48
Controller Antilock Brake C2 (ABS)..... 8W-80-48
Crankshaft Position Sensor........... 8W-80-49
Cylinder Lock Switch-Driver (Premium) . . 8W-80-49
Cylinder Lock Switch-Passenger
(Premium)...................... 8W-80-49
Data Link Connector................ 8W-80-49
Data Link Connector................ 8W-80-50
Dome Lamp....................... 8W-80-50
Door Ajar Switch-Driver (Base)........ 8W-80-50
Door Ajar Switch-Left Rear (Base)...... 8W-80-50
Door Ajar Switch-Passenger (Base)...... 8W-80-50
Door Ajar Switch-Right Rear (Base)..... 8W-80-51
Door Lock Motor/Ajar Switch-Driver
(Except Base).................... 8W-80-51Component Page
Door Lock Motor/Ajar Switch-Left Rear
(Except Base).................... 8W-80-51
Door Lock Motor/Ajar Switch-Passenger
(Except Base).................... 8W-80-51
Door Lock Motor/Ajar Switch-Right Rear
(Except Base).................... 8W-80-52
Door Lock Switch-Passenger........... 8W-80-52
Door Window/Lock Switch............ 8W-80-52
Driver Blend Door Actuator
(Dual-Zone)...................... 8W-80-52
Driver Door Module C1.............. 8W-80-53
Driver Door Module C2.............. 8W-80-53
Driver Heated Seat Cushion........... 8W-80-53
Electric Brake Provision.............. 8W-80-53
Electronic Throttle Control Module
(5.7L).......................... 8W-80-54
Engine Control Module............... 8W-80-54
Engine Control Module............... 8W-80-55
Engine Coolant Temperature Sensor
(3.7L/4.7L/5.7L).................. 8W-80-56
Engine Coolant Temperature Sensor
(Diesel)......................... 8W-80-56
Engine Oil Pressure Switch........... 8W-80-57
Evap/Purge Solenoid (Except NGC)..... 8W-80-57
Evap/Purge Solenoid (NGC)........... 8W-80-57
Evaporator Temperature Sensor........ 8W-80-57
Fender Lamp-Front Left.............. 8W-80-58
Fender Lamp-Front Right............ 8W-80-58
Fender Lamp-Rear Left.............. 8W-80-58
Fender Lamp-Rear Right............. 8W-80-58
Fog Lamp-Left..................... 8W-80-58
Fog Lamp-Right.................... 8W-80-59
Fuel Control Actuator (Diesel)......... 8W-80-59
Fuel Heater (Diesel)................. 8W-80-59
Fuel Injector No. 1 (Diesel)............ 8W-80-59
Fuel Injector No. 1.................. 8W-80-59
Fuel Injector No. 2 (Diesel)............ 8W-80-60
Fuel Injector No. 2.................. 8W-80-60
Fuel Injector No. 3 (Diesel)............ 8W-80-60
Fuel Injector No. 3.................. 8W-80-60
Fuel Injector No. 4 (Diesel)............ 8W-80-60
Fuel Injector No. 4.................. 8W-80-61
Fuel Injector No. 5 (Diesel)............ 8W-80-61
Fuel Injector No. 5.................. 8W-80-61
Fuel Injector No. 6 (Diesel)............ 8W-80-61
Fuel Injector No. 6.................. 8W-80-61
Fuel Injector No. 7
(4.7L/5.7L/5.9L/8.0L)............... 8W-80-62
Fuel Injector No. 8
(4.7L/5.7L/5.9L/8.0L)............... 8W-80-62
Fuel Injector No. 9 (8.0L)............. 8W-80-62
Fuel Injector No. 10 (8.0L)............ 8W-80-62
Fuel Pump Module.................. 8W-80-63
Fuel Pump Motor (Diesel)............ 8W-80-63
Generator......................... 8W-80-63
8W - 80 - 2 8W-80 CONNECTOR PIN-OUTSDR

CLOCKSPRING C3 - BLACK 4 WAY
CAV CIRCUIT FUNCTION
B1 X3 20BK/RD HORN RELAY CONTROL
B2 K4 20BK/LB SENSOR GROUND
B3 V37 20RD/LG S/C SWITCH NO.1 SIGNAL
B4 V38 20VT/OR (ELECTRONIC
TRANSMISSION CONTROL)SPEED CONTROL RELAY CONTROL
CLOCKSPRING C4-2WAY
CAV CIRCUIT FUNCTION
1- -
2 Z374 20BK/WT GROUND
CLOCKSPRING C5 (REMOTE RADIO) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z5 22BK/LB GROUND
2 X20 22GY (WITHOUT ETC) RADIO CONTROL MUX
2 X20 22RD/BK (WITH ETC) RADIO CONTROL MUX
CLUTCH INTERLOCK BRAKE SWITCH - DK GREEN 2 WAY
CAV CIRCUIT FUNCTION
1 T24 20BR/YL PARK/NEUTRAL POSITION SWITCH SENSE (T41)
2 Z248 20BK GROUND
COIL ON PLUG NO. 1 (3.7L/4.7L/5.7L) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 K91 18TN/RD COIL ON PLUG DRIVER NO. 1
1 A142 16DG/OR (NGC) ASD RELAY OUTPUT
2 A142 16DG/OR AUTO SHUT DOWN RELAY OUTPUT
2 K91 18TN/RD (NGC) COIL CONTROL NO. 1
3- -
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 45

CONDENSER FAN - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z212 16LG/BK GROUND
2 C23 16DG CONDENSER FAN RELAY OUTPUT
CONTROLLER ANTILOCK BRAKE C1 - BLACK 14 WAY
CAV CIRCUIT FUNCTION
1 B113 20RD/VT REAR WHEEL SPEED SENSOR (+)
2 B222 20DG/WT (EXCEPT 4 WHEEL
ABS)VEHICLE SPEED SIGNAL NO.2
3 D25 20VT/BK PCI BUS
4 A20 20RD/DB FUSED IGNITION SWITCH OUTPUT (RUN)
5- -
6 Z102 12BK/VT GROUND
7 A10 14RD/DG FUSED B(+)
8 B114 20WT/VT REAR WHEEL SPEED SENSOR (-)
9 K29 20WT/PK BRAKE SWITCH SENSE
10 - -
11 G9 20GY/BK BRAKE FLUID LEVEL SWITCH SENSE
12 G7 20WT/OR (EXCEPT 4.7L ABS/5.7L
ABS)VEHICLE SPEED SIGNAL NO.1
12 B22 20DG/YL (4.7L ABS/5.7 ABS) VEHICLE SPEED SIGNAL NO.1
13 Z101 12BK/PK (4 WHEEL ABS) GROUND
14 A10 14RD/DG (4 WHEEL ABS) FUSED B(+)
CONTROLLER ANTILOCK BRAKE C2 (ABS) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 B9 20RD LEFT FRONT WHEEL SPEED SENSOR (+)
2 B8 20RD/DB LEFT FRONT WHEEL SPEED SENSOR (-)
3 B6 20WT/DB RIGHT FRONT WHEEL SPEED SENSOR (-)
4 B7 20WT RIGHT FRONT WHEEL SPEED SENSOR (+)
8W - 80 - 48 8W-80 CONNECTOR PIN-OUTSDR

DRIVER DOOR MODULE C1 - BLUE 12 WAY
CAV CIRCUIT FUNCTION
1 Q28 14DG/WT RIGHT REAR WINDOW DRIVER (DOWN)
2 Q18 14GY/BK RIGHT REAR WINDOW DRIVER (UP)
3 Q16 14BR/WT MASTER WINDOW SWITCH RIGHT FRONT (UP)
4 Q17 14DB/WT LEFT REAR WINDOW DRIVER (UP)
5 Q11 14LB LEFT FRONT WINDOW DRIVER (UP)
6 Q26 14VT/WT MASTER WINDOW SWITCH RIGHT FRONT (DOWN)
7 P97 20WT/DG DRIVER DOOR LOCK SWITCH MUX
8 Z67 14BK GROUND
9 F21 14TN FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
10 Q27 14RD/BK LEFT REAR WINDOW DRIVER (DOWN)
11 Z75 20BK GROUND
12 Q21 14WT LEFT FRONT WINDOW DRIVER (DOWN)
DRIVER DOOR MODULE C2 - BLUE 8 WAY
CAV CIRCUIT FUNCTION
1 P71 20YL LEFT MIRROR UP DRIVER
2 P76 20OR/YL LEFT MIRROR COMMON DRIVER (RIGHT/DOWN)
3 F32 18RD/YL FUSED B(+)
4 P74 20DB RIGHT MIRROR LEFT DRIVER
5 Z239 20BK GROUND
6 P75 20DB/WT LEFT MIRROR LEFT DRIVER
7 P72 20YL/BK RIGHT MIRROR UP DRIVER
8 Q1 14YL POWER WINDOW SWITCH FEED
DRIVER HEATED SEAT CUSHION - DK GRAY 4 WAY
CAV CIRCUIT FUNCTION
1 P141 18TN/LB DRIVER SEAT TEMPERATURE SENSOR INPUT
2 Z121 20BK/LG GROUND
3 P143 20BK/DG DRIVER SEAT TEMPERATURE 5 VOLT SUPPLY
4 P86 20PK/BK SEAT HEATER DRIVER
ELECTRIC BRAKE PROVISION - BLUE 4 WAY
CAV CIRCUIT FUNCTION
1 Y133 14RD/OR FUSED B(+)
2 B40 14LB TRAILER TOW BRAKE B(+)
3 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
4 Z255 18DG/BK GROUND
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 53

ENGINE CONTROL MODULE - C2 (DIESEL) - 50 WAY
CAV CIRCUIT FUNCTION
28 D25 18VT/YL PCI BUS
29 - -
30 A140 16DG/WT FUSED B(+)
31 - -
32 Y135 18LG/BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
33 - -
34 - -
35 K68 18BR/LG INLET AIR PRESSURE SENSE
36 V32 18YL/RD SPEED CONTROL SUPPLY
37 K29 18WT/PK BRAKE SWITCH SENSE
38 - -
39 - -
40 A140 16BG/WT FUSED B(+)
41 C13 18DB/OR A/C CLUTCH RELAY CONTROL
42 - -
43 Y1 18LG PARK LOCKOUT SOLENOID CONTROL
44 - -
45 - -
46 V37 18RD/YL S/C SWITCH SIGNAL
47 K118 18PK/YL BATTERY TEMPERATURE SENSOR SIGNAL
48 - -
49 Z816 16BK/TN GROUND
50 Z816 16BK/TN GROUND
ENGINE COOLANT TEMPERATURE SENSOR (3.7L/4.7L/5.7L) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K4 18BK/LB SENSOR GROUND
2 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
2 K2 18TN/BK (4.7L/5.7L) ECT SIGNAL
ENGINE COOLANT TEMPERATURE SENSOR (DIESEL)-2WAY
CAV CIRCUIT FUNCTION
1 K104 18RD/WT SENSOR GROUND
2 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
8W - 80 - 56 8W-80 CONNECTOR PIN-OUTSDR

INSTRUMENT CLUSTER C1 - GRAY 26 WAY
CAV CIRCUIT FUNCTION
1 F35 18RD FUSED B(+)
2 Y200 18TN/VT DOOR LOCK DRIVER RIGHT DOORS
3 Y204 18OR/WT BTSI SOLENOID CONTROL
4- -
5- -
6- -
7- -
8- -
9- -
10 G10 20LG/RD SEAT BELT SWITCH SENSE
11 Y156 18TN/WT DOOR UNLOCK DRIVER RIGHT DOORS
12 Y201 18TN/OR DOOR UNLOCK DRIVER LEFT REAR
13 Z105 18TN/BK GROUND
14 F35 18RD FUSED B(+)
15 Y157 18TN/PK DOOR LOCK DRIVER LEFT DOORS
16 - -
17 X3 20BK/RD HORN SWITCH SENSE
18 G75 20TN DRIVER DOOR AJAR SWITCH SENSE
19 G77 20VT/OR LEFT REAR DOOR AJAR SWITCH SENSE
20 G76 20TN/YL RIGHT REAR DOOR AJAR SWITCH SENSE
21 G74 20TN/RD PASSENGER DOOR AJAR SWITCH SENSE
22 - -
23 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
24 G26 20LB KEY-IN IGNITION SWITCH SENSE
25 P55 18DB DOOR UNLOCK DRIVER LEFT FRONT
26 - -
INSTRUMENT CLUSTER C2 - GRAY 16 WAY
CAV CIRCUIT FUNCTION
1 Y109 20VT/OR WASH/BEAM SELECT SWITCH FEED
2 P96 20WT/LG PASSENGER DOOR LOCK SWITCH MUX
3 P97 20WT/DG DRIVER DOOR LOCK SWITCH MUX
4 Y111 20VT/WT PANEL LAMPS DIMMER SIGNAL
5 Y126 20VT/YL HEADLAMP SWITCH RETURN
6 G72 20DG/OR PASSENGER CYLINDER LOCK SWITCH MUX
7 G73 20LG/OR DRIVER CYLINDER LOCK SWITCH MUX
8 Y110 20WT/VT TURN LAMPS SWITCH FEED
9- -
10 - -
11 V8 20VT INTERMITENT WIPER SWITCH SENSE
12 X20 20GY/WT (PREMIUM) RADIO CONTROL MUX
13 - -
14 Y193 20YL/RD TRANS RANGE SENSOR MUX
15 - -
16 - -
8W - 80 - 68 8W-80 CONNECTOR PIN-OUTSDR