1998 DODGE RAM 1500 tow

8W-15 GROUND DISTRIBUTION
Component Page
A/C Compressor Clutch................ 8W-15-5, 8
A/C-Heater Control.................. 8W-15-9, 12
Adjustable Pedal Switch................ 8W-15-12
Airbag Control Module................. 8W-15-15
Amplifier Audio...................... 8W-15-11
Ashtray Lamp....................... 8W-15-11
Automatic Day/Night Mirror.............. 8W-15-9
Auxiliary Battery...................... 8W-15-7
Battery............................. 8W-15-7
Brake Lamp Switch.................... 8W-15-9
Brake Transmission Shift Interlock Solenoid . . 8W-15-14
Center High Mounted Stop Lamp/Cargo Lamp . 8W-15-14
Cigar Lighter Outlet................... 8W-15-12
Clearance Lamp No. 1.................. 8W-15-13
Clearance Lamp No. 2.................. 8W-15-13
Clearance Lamp No. 3.................. 8W-15-13
Clearance Lamp No. 4.................. 8W-15-13
Clearance Lamp No. 5.................. 8W-15-13
Clockspring......................... 8W-15-10
Clutch Interlock Brake Switch............. 8W-15-3
Compass/Mini-Trip Computer.............. 8W-15-9
Condenser Fan........................ 8W-15-4
Cylinder Lock Switch-Driver............. 8W-15-17
Data Link Connector.................... 8W-15-9
Data Link Connector-Engine.............. 8W-15-8
Dome Lamp......................... 8W-15-14
Door Ajar Switch-Driver................ 8W-15-17
Door Ajar Switch-Left Rear.............. 8W-15-16
Door Ajar Switch-Passenger.............. 8W-15-17
Door Ajar Switch-Right Rear............. 8W-15-16
Door Lock Motor/Ajar Switch-Driver........ 8W-15-17
Door Lock Motor/Ajar Switch-Left Rear...... 8W-15-16
Door Lock Motor/Ajar Switch-Passenger..... 8W-15-17
Door Lock Motor/Ajar Switch-Right Rear..... 8W-15-16
Door Lock Switch-Passenger.............. 8W-15-17
Driver Door Module................... 8W-15-18
EGR Solenoid......................... 8W-15-5
Electric Brake Provision................. 8W-15-4
Engine Control Module.................. 8W-15-8
Fender Lamp-Front Left................. 8W-15-2
Fender Lamp-Front Right................ 8W-15-2
Fender Lamp-Rear Left.................. 8W-15-2
Fender Lamp-Rear Right................. 8W-15-2
Fog Lamp-Left........................ 8W-15-3
Fog Lamp-Right....................... 8W-15-3
Fuel Heater.......................... 8W-15-8
Fuel Pump Module..................... 8W-15-4
G100............................... 8W-15-7
G101............................... 8W-15-7
G102............................... 8W-15-7
G104.......................... 8W-15-3, 4, 15
G105............................... 8W-15-7
G107............................. 8W-15-5, 6
G108............................... 8W-15-7
G109............................... 8W-15-7
G114............................... 8W-15-8
G120............................... 8W-15-8
G201............................ 8W-15-9, 10Component Page
G202......................... 8W-15-11, 12, 14
G204.............................. 8W-15-15
G301.............................. 8W-15-16
G302.............................. 8W-15-18
Generator.......................... 8W-15-6, 8
Glove Box Lamp And Switch............. 8W-15-12
Hands Free Module.................... 8W-15-11
Headlamp Switch..................... 8W-15-14
Headlamp-Left........................ 8W-15-3
Headlamp-Right....................... 8W-15-7
Heated Seat Cushion-Driver.............. 8W-15-18
Heated Seat Cushion-Passenger........... 8W-15-19
Heated Seat Switch-Driver............... 8W-15-12
Heated Seat Switch-Passenger............ 8W-15-12
Horn-High Note....................... 8W-15-4
Horn-Low Note........................ 8W-15-4
Ignition Switch....................... 8W-15-10
Instrument Cluster................. 8W-15-10, 14
Intake Air Heater Relay No. 1............. 8W-15-7
Intake Air Heater Relay No. 2............. 8W-15-7
Integrated Power Module............... 8W-15-3, 4
License Lamp-Left..................... 8W-15-2
License Lamp-Right.................... 8W-15-2
Lift Pump Motor....................... 8W-15-8
Natural Vacuum Leak Detection Assembly..... 8W-15-6
Overhead Map/Reading Lamp............ 8W-15-14
Oxygen Sensor 1/1 Upstream.............. 8W-15-6
Oxygen Sensor 1/2 Downstream............ 8W-15-6
Oxygen Sensor 2/1 Upstream.............. 8W-15-6
Oxygen Sensor 2/2 Downstream............ 8W-15-6
Park/Turn Signal Lamp-Left Front.......... 8W-15-4
Park/Turn Signal Lamp-Right Front......... 8W-15-7
Passenger Lumbar Switch............... 8W-15-19
Power Mirror-Left..................... 8W-15-18
Power Mirror-Right.................... 8W-15-18
Power Outlet........................ 8W-15-12
Power Outlet-Console................ 8W-15-15, 19
Power Seat Switch-Driver............... 8W-15-18
Power Seat Switch-Passenger............. 8W-15-19
Power Steering Pressure Switch............ 8W-15-5
Powertrain Control Module............. 8W-15-5, 6
Radio.............................. 8W-15-11
Seat Belt Switch-Driver................. 8W-15-16
Seat Heater Interface Module............. 8W-15-16
Sentry Key Immobilizer Module........... 8W-15-10
Speed Control Servo.................... 8W-15-3
Tail/Stop/Turn Signal Lamp-Left........... 8W-15-2
Tail/Stop/Turn Signal Lamp-Right.......... 8W-15-2
Tailgate Lamp........................ 8W-15-2
Tow/Haul Overdrive Switch............... 8W-15-9
Trailer Tow Connector................... 8W-15-4
Trailer Tow Connector-Add On............. 8W-15-4
Transfer Case Control Module............ 8W-15-15
Transfer Case Selector Switch........... 8W-15-4, 15
Vacuum Pump........................ 8W-15-7
Washer Fluid Level Switch.............. 8W-15-3, 7
Washer Pump Motor-Front............... 8W-15-7
Wiper Motor-Front..................... 8W-15-4
DR8W-15 GROUND DISTRIBUTION 8W - 15 - 1

8W-30 FUEL/IGNITION SYSTEM
Component Page
A/C Compressor Clutch Relay............ 8W-30-9, 58
A/C Pressure Transducer......... 8W-30-23, 28, 29, 45
Accelerator Pedal Position Sensor . . . 8W-30-29, 47, 64, 65
Adjustable Pedal Motor................. 8W-30-61
Adjustable Pedal Relay.................. 8W-30-61
Adjustable Pedal Switch................. 8W-30-61
Ambient Temperature Sensor............. 8W-30-30
Auto Shut Down Relay................... 8W-30-4
Battery............................ 8W-30-52
Battery Temperature Sensor............ 8W-30-12, 56
Brake Lamp Switch............. 8W-30-8, 36, 57, 63
Camshaft Position Sensor........ 8W-30-10, 29, 45, 46
Capacitor........................... 8W-30-13
Clockspring..................... 8W-30-8, 36, 59
Coil On Plug No. 1.................. 8W-30-14, 39
Coil On Plug No. 2.................. 8W-30-15, 37
Coil On Plug No. 3.................. 8W-30-14, 39
Coil On Plug No. 4.................. 8W-30-15, 37
Coil On Plug No. 5.................. 8W-30-16, 39
Coil On Plug No. 6.................. 8W-30-13, 37
Coil On Plug No. 7.................. 8W-30-16, 39
Coil On Plug No. 8.................. 8W-30-13, 37
Condenser Fan Relay.................... 8W-30-9
Controller Antilock Brake............ 8W-30-6, 11, 57
Crankshaft Position Sensor............ 8W-30-10, 46
Data Link Connector............... 8W-30-9, 22, 55
Data Link Connector-Engine.............. 8W-30-51
EGR Solenoid................... 8W-30-28, 29, 32
Electronic Throttle Control Module.......... 8W-30-35
Engine Control Module....... 8W-30-42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 52, 53, 54,
55, 56, 57, 58, 59, 60, 62, 63, 64, 65
Engine Coolant Temperature Sensor.... 8W-30-23, 41, 47
Engine Oil Pressure Switch.......... 8W-30-2, 53, 56
EVAP/Purge Solenoid................... 8W-30-12
Front Control Module................... 8W-30-61
Fuel Control Actuator................... 8W-30-50
Fuel Heater......................... 8W-30-60
Fuel Heater Relay..................... 8W-30-60
Fuel Injector No. 1.................. 8W-30-14, 40
Fuel Injector No. 2.................. 8W-30-15, 38
Fuel Injector No. 3.................. 8W-30-14, 40
Fuel Injector No. 4.................. 8W-30-15, 38
Fuel Injector No. 5.................. 8W-30-14, 40
Fuel Injector No. 6.................. 8W-30-15, 38
Fuel Injector No. 7.................. 8W-30-16, 40
Fuel Injector No. 8.................. 8W-30-13, 38
Fuel Injector Pack No. 1................. 8W-30-42
Fuel Injector Pack No. 2............ 8W-30-42, 43, 44
Fuel Injector Pack No. 3................. 8W-30-44
Fuel Pump Module................... 8W-30-3, 58
Fuel Pump Motor...................... 8W-30-48
Fuel Pump Relay....................... 8W-30-3
Fuse 2.............................. 8W-30-4
Fuse 5........................... 8W-30-25, 62
Fuse 12............................ 8W-30-60
Fuse 17............................. 8W-30-3
Fuse 19............................ 8W-30-52
Fuse 23............................. 8W-30-2Component Page
Fuse 36.......................... 8W-30-54, 61
Fuse 40............................ 8W-30-61
Fuse 49............................. 8W-30-4
Fuse 50..................... 8W-30-2, 55, 58, 62
Fusible Link......................... 8W-30-52
G104........................ 8W-30-3, 8, 25, 60
G105............................ 8W-30-56, 58
G107........... 8W-30-2, 7, 15, 18, 19, 20, 21, 30, 32
G114 .............................. 8W-30-53
G120............................ 8W-30-51, 60
G201............................... 8W-30-6
G202.............................. 8W-30-61
Generator......................... 8W-30-7, 51
Idle Air Control Motor................... 8W-30-9
Ignition Switch..................... 8W-30-6, 22
Inlet Air Temperature Sensor............. 8W-30-49
Input Speed Sensor.................... 8W-30-24
Instrument Cluster.................... 8W-30-30
Intake Air Heater Relay No. 1............. 8W-30-56
Intake Air Heater Relay No. 2............. 8W-30-56
Intake Air Temperature Sensor.......... 8W-30-23, 41
Intake Air Temperature/Manifold Absolute
Pressure Sensor..................... 8W-30-50
Integrated Power Module.... 8W-30-2, 3, 4, 9, 25, 52, 54,
55, 58, 60, 61, 62, 64
Knock Sensor........................ 8W-30-31
Knock Sensor-Left..................... 8W-30-33
Knock Sensor-Right.................... 8W-30-33
Lift Pump Motor...................... 8W-30-51
Line Pressure Sensor................... 8W-30-17
Manifold Absolute Pressure Sensor..... 8W-30-23, 29, 41
Natural Vacuum Leak Detection Assembly..... 8W-30-7
Output Speed Sensor................. 8W-30-24, 62
Oxygen Sensor 1/1 Upstream........... 8W-30-20, 21
Oxygen Sensor 1/2 Downstream......... 8W-30-18, 19
Oxygen Sensor 2/1 Upstream........... 8W-30-20, 21
Oxygen Sensor 2/2 Downstream......... 8W-30-18, 19
Oxygen Sensor Downstream Relay........... 8W-30-4
Power Steering Pressure Switch............ 8W-30-7
Powertrain Control Module....... 8W-30-2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32,
33, 35, 36, 37, 38, 39, 40, 41
PTCNo.1 ....................... 8W-30-3, 9, 58
Pto Switch........................... 8W-30-6
Speed Control Servo.................. 8W-30-8, 63
Speed Control Switch-Left............. 8W-30-36, 59
Speed Control Switch-Right............ 8W-30-36, 59
Starter Motor Relay.................. 8W-30-2, 64
Throttle Position Sensor................. 8W-30-17
Tow/Haul Overdrive Switch............. 8W-30-6, 64
Transmission Control Relay............ 8W-30-25, 62
Transmission Range Sensor............... 8W-30-64
Transmission Solenoid Assembly......... 8W-30-54, 62
Transmission Solenoid/TRS Assembly . 8W-30-5, 25, 26, 27
Vacuum Pump........................ 8W-30-58
Vistronic Fan Drive.................... 8W-30-54
Water In Fuel Sensor................ 8W-30-47, 48
DR8W-30 FUEL/IGNITION SYSTEM 8W - 30 - 1

8W-31 TRANSMISSION CONTROL SYSTEM
Component Page
Automatic Day/Night Mirror........... 8W-31-7
Brake Lamp Switch.................. 8W-31-9
Camshaft Position Sensor.............. 8W-31-6
Clockspring........................ 8W-31-10
Clutch Interlock Brake Switch......... 8W-31-11
Data Link Connector................ 8W-31-16
Engine Control Module......... 8W-31-7, 8, 9, 10
Front Control Module................. 8W-31-2
Fuse 5.......................... 8W-31-2, 8
Fuse 38.......................... 8W-31-2, 7
Fuse 43........................... 8W-31-11
Fuse 50............................ 8W-31-8
G104..................... 8W-31-2, 11, 14, 16
G107............................. 8W-31-14
G201........................... 8W-31-3, 10
Input Speed Sensor.................. 8W-31-5
Instrument Cluster................ 8W-31-7, 14
Integrated Power Module....... 8W-31-2, 7, 8, 11Component Page
Line Pressure Sensor................. 8W-31-6
Output Speed Sensor............... 8W-31-5, 8
Powertrain Control Module..... 8W-31-2, 3, 4, 5, 6
Speed Control Servo.................. 8W-31-9
Speed Control Switch-Left............ 8W-31-10
Speed Control Switch-Right........... 8W-31-10
Starter Motor Relay................. 8W-31-11
Tow/Haul Overdrive Switch......... 8W-31-3, 10
Transfer Case Control
Module.............. 8W-31-11, 12, 13, 14, 16
Transfer Case Mode Sensor........ 8W-31-12, 13
Transfer Case Selector Switch......... 8W-31-14
Transfer Case Shift Motor............ 8W-31-16
Transmission Control Relay.......... 8W-31-2, 8
Transmission Range Sensor............ 8W-31-7
Transmission Solenoid Assembly........ 8W-31-8
Transmission Solenoid/TRS Assembly . 8W-31-2, 3, 4
DR8W-31 TRANSMISSION CONTROL SYSTEM 8W - 31 - 1

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
G104........................ 8W-51-2, 4, 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-51-2
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.................... 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-52 TURN SIGNALS
Component Page
Data Link Connector................. 8W-52-2
Front Control Module......... 8W-52-2, 3, 4, 5, 6
Fuse 15............................ 8W-52-3
Fuse 32............................ 8W-52-3
Fuse 34............................ 8W-52-3
Fuse 46............................ 8W-52-6
Fuse 47............................ 8W-52-6
G104.......................... 8W-52-3, 4, 5
G105.............................. 8W-52-3
Instrument Cluster................... 8W-52-2
Integrated Power Module...... 8W-52-2, 3, 4, 5, 6
Multi-Function Switch................ 8W-52-2Component Page
Park Lamp Relay.................... 8W-52-3
Park/Turn Signal Lamp-Left Front....... 8W-52-3
Park/Turn Signal Lamp-Right Front..... 8W-52-3
Tail/Stop Lamp.................... 8W-52-4, 5
Tail/Stop/Turn Signal Lamp-Left...... 8W-52-3, 4
Tail/Stop/Turn Signal Lamp-Right....... 8W-52-5
Tail/Turn Lamp................... 8W-52-4, 5
Trailer Tow Connector................ 8W-52-6
Trailer Tow Connector-Add On.......... 8W-52-6
Trailer Tow Left Turn Relay............ 8W-52-6
Trailer Tow Right Turn Relay........... 8W-52-6
DR8W-52 TURN SIGNALS 8W - 52 - 1

8W-54 TRAILER TOW
Component Page
Brake Lamp Switch.................. 8W-54-5
Electric Brake Provision............... 8W-54-5
Front Control Module............. 8W-54-2, 3, 5
Fuse 1............................ 8W-54-5
Fuse 15.......................... 8W-54-2, 3
Fuse 19............................ 8W-54-5
Fuse 24............................ 8W-54-5
Fuse 33.......................... 8W-54-2, 3
Fuse 46.......................... 8W-54-2, 3Component Page
Fuse 47.......................... 8W-54-2, 3
G104.......................... 8W-54-2, 4, 5
Integrated Power Module.......... 8W-54-2, 3, 5
Park Lamp Relay.................. 8W-54-2, 3
PTCNo.5........................ 8W-54-2, 3
Trailer Tow Connector............ 8W-54-2, 3, 4
Trailer Tow Connector-Add On...... 8W-54-3, 4, 5
Trailer Tow Left Turn Relay.......... 8W-54-2, 3
Trailer Tow Right Turn Relay......... 8W-54-2, 3
DR8W-54 TRAILER TOW 8W - 54 - 1

Component Page
Speaker-Right Instrument Panel....... 8W-80-96
Speaker-Right Rear................. 8W-80-96
Speed Control Servo (Diesel A/T/NGC) . . . 8W-80-97
Speed Control Switch-Left (ETC)....... 8W-80-97
Speed Control Switch-Left
(Except ETC).................... 8W-80-97
Speed Control Switch-Right (ETC)...... 8W-80-97
Speed Control Switch-Right (Except
ETC)........................... 8W-80-97
Tail/Stop/Turn Signal Lamp-Left....... 8W-80-98
Tail/Stop/Turn Signal Lamp-Right...... 8W-80-98
Tailgate Lamp..................... 8W-80-98
Throttle Position Sensor (3.7L)......... 8W-80-98
Throttle Position Sensor (4.7L)......... 8W-80-99
Tow/haul Overdrive Switch............ 8W-80-99
Trailer Tow Connector............... 8W-80-99
Trailer Tow Connector-Add On......... 8W-80-99
Transfer Case Control Module C1 (Electric
4x4).......................... 8W-80-100
Transfer Case Control Module C2 (Electric
4x4).......................... 8W-80-100Component Page
Transfer Case Control Module C3
(Electric 4x4)................... 8W-80-101
Transfer Case Mode Sensor.......... 8W-80-101
Transfer Case Selector Switch........ 8W-80-101
Transfer Case Shift Motor........... 8W-80-101
Transmission Range Sensor.......... 8W-80-102
Transmission Solenoid Assembly
(48RE)........................ 8W-80-102
Transmission Solenoid/TRS Assembly
(NGC)......................... 8W-80-102
Vacuum Pump (Diesel).............. 8W-80-103
Vistronic Fan Drive (Diesel).......... 8W-80-103
Washer Fluid Level Switch........... 8W-80-103
Washer Pump Motor-Front........... 8W-80-103
Water In Fuel Sensor............... 8W-80-103
Wheel Speed Sensor-Left Front....... 8W-80-104
Wheel Speed Sensor-Rear............ 8W-80-104
Wheel Speed Sensor-Right Front...... 8W-80-104
Wiper Motor...................... 8W-80-104
8W - 80 - 4 8W-80 CONNECTOR PIN-OUTSDR

C217 - BLACK (CHASSIS SIDE)
CAV CIRCUIT
1 L673 18YL
2 B40 14DG (TRAILER TOW)
3 A100 14RD/VT (TRAILER TOW)
4 L7 18WT/YL
5 A109 14OR/RD
6 L50 18WT/TN
7 Z927 12BK/OR
8-
9-
10 L54 18WT/LG
11 L63 18WT/DG
12 L1 18WT/LG
13 L674 18LG
14 Z928 16BK
C217 - BLACK (HEADLAMP AND DASH SIDE)
CAV CIRCUIT
1 L673 18YL
2 B40 14DG (TRAILER TOW)
3 A100 14RD/VT (TRAILER TOW)
4 L7 18WT/YL
5 A109 16OR/RD (GAS)
6 L50 18WT/TN
7 Z927 14BK/OR
8-
9-
10 L54 18WT/LG
11 L63 18WT/DG
12 L1 18WT/LG
13 L674 18LG
14 Z928 16BK
C218 - (BODY SIDE)
CAV CIRCUIT
1-
2 A405 18RD/DB
3 C16 16DB/GY (SLT)
4 A930 18RD (SLT)
5-
6-
7-
8-
9 A210 12OR/RD (SLT)
10 -
11 -
12 C15 16DB/WT (SLT)
8W - 80 - 26 8W-80 CONNECTOR PIN-OUTSDR