1998 DODGE RAM 1500 Over drive

8W-40 INSTRUMENT CLUSTER
Component Page
A/C-Heater Control.................. 8W-40-12
Brake Transmission Shift Interlock
Solenoid........................ 8W-40-10
Center High Mounted Stop Lamp/Cargo
Lamp........................ 8W-40-5, 11
Clockspring..................... 8W-40-10, 14
Cylinder Lock Switch-Driver........... 8W-40-6
Data Link Connector................. 8W-40-5
Dome Lamp....................... 8W-40-11
Door Ajar Switch-Driver.............. 8W-40-13
Door Ajar Switch-Left Rear........... 8W-40-13
Door Ajar Switch-Passenger........... 8W-40-13
Door Ajar Switch-Right Rear.......... 8W-40-13
Door Lock Motor/Ajar Switch-Driver..... 8W-40-7
Door Lock Motor/Ajar Switch-Left Rear . . . 8W-40-7
Door Lock Motor/Ajar
Switch-Passenger................ 8W-40-6, 8
Door Lock Motor/Ajar
Switch-Right Rear............... 8W-40-7, 8
Door Lock Switch-Passenger........... 8W-40-6
Driver Door Module.................. 8W-40-8
Fog Lamp Relay..................... 8W-40-3
Fog Lamp-Left...................... 8W-40-3
Fog Lamp-Right..................... 8W-40-3
Fuse 18............................ 8W-40-5
Fuse 22............................ 8W-40-5Component Page
Fuse 41............................ 8W-40-3
G201........................... 8W-40-3, 12
G202............................. 8W-40-10
G301....................... 8W-40-2, 6, 7, 13
Glove Box Lamp And Switch.......... 8W-40-12
Headlamp Switch.................... 8W-40-3
Heated Seat Switch-Driver.......... 8W-40-8, 12
Heated Seat Switch-Passenger....... 8W-40-8, 12
Horn Switch....................... 8W-40-14
Ignition Switch................... 8W-40-5, 14
Instrument Cluster........ 8W-40-2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14
Integrated Power Module........ 8W-40-2, 3, 5, 9
Multi-Function Switch................ 8W-40-4
Overhead Map/Reading Lamp......... 8W-40-11
Park Brake Switch.................. 8W-40-14
Powertrain Control Module........... 8W-40-14
PTCNo.2........................ 8W-40-2, 9
Radio.......................... 8W-40-9, 11
Remote Radio Switch-Left............ 8W-40-10
Remote Radio Switch-Right........... 8W-40-10
Seat Belt Switch-Driver............... 8W-40-2
Seat Belt Tensioner Reducer........... 8W-40-2
Transfer Case Selector Switch.......... 8W-40-9
Transmission Range Sensor............ 8W-40-5
DR8W-40 INSTRUMENT CLUSTER 8W - 40 - 1

8W-44 INTERIOR LIGHTING
Component Page
Ashtray Lamp...................... 8W-44-4
Center High Mounted Stop Lamp/Cargo
Lamp........................... 8W-44-2
Dome Lamp........................ 8W-44-2
Door Ajar Switch-Driver............... 8W-44-3
Door Ajar Switch-Left Rear............ 8W-44-3
Door Ajar Switch-Passenger............ 8W-44-4
Door Ajar Switch-Right Rear........... 8W-44-4
Door Lock Motor/Ajar Switch-Driver..... 8W-44-3
Door Lock Motor/Ajar Switch-Left Rear . . . 8W-44-3
Door Lock Motor/Ajar Switch-Passenger . . 8W-44-4
Door Lock Motor/Ajar Switch-Right Rear . . 8W-44-4Component Page
Fuse 15............................ 8W-44-4
Fuse 32............................ 8W-44-4
Fuse 51............................ 8W-44-3
G104.............................. 8W-44-3
G202............................ 8W-44-2, 4
Glove Box Lamp And Switch........... 8W-44-2
Instrument Cluster............... 8W-44-2, 3, 4
Integrated Power Module............ 8W-44-3, 4
Overhead Map/Reading Lamp.......... 8W-44-2
Park Lamp Relay.................... 8W-44-4
Underhood Lamp.................... 8W-44-3
DR8W-44 INTERIOR LIGHTING 8W - 44 - 1

Component Page
Fuel Pump Module.................. 8W-80-66
Fuel Pump Motor (Diesel)............ 8W-80-66
Generator......................... 8W-80-67
Glove Box Lamp And Switch.......... 8W-80-67
Hands Free Module (Telematics)....... 8W-80-67
Headlamp Switch................... 8W-80-68
Headlamp-Left..................... 8W-80-68
Headlamp-Right.................... 8W-80-68
Heated Seat Cushion-Driver........... 8W-80-68
Heated Seat Cushion-Passenger........ 8W-80-69
Heated Seat Switch-Driver............ 8W-80-69
Heated Seat Switch-Passenger......... 8W-80-69
Horn Switch....................... 8W-80-69
Horn-High Note.................... 8W-80-70
Horn-Low Note..................... 8W-80-70
Idle Air Control Motor (3.7L/4.7L)...... 8W-80-70
Ignition Switch..................... 8W-80-70
Inlet Air Temperature Sensor.......... 8W-80-71
Input Speed Sensor (45RFE).......... 8W-80-71
Instrument Cluster C1............... 8W-80-71
Instrument Cluster C2............... 8W-80-72
Instrument Cluster C3............... 8W-80-72
Intake Air Temperature Sensor (Gas).... 8W-80-73
Intake Air Temperature/Manifold Absolute
Pressure Sensor (Diesel)............ 8W-80-73
Integrated Power Module C1.......... 8W-80-73
Integrated Power Module C2.......... 8W-80-74
Integrated Power Module C3.......... 8W-80-74
Integrated Power Module C4.......... 8W-80-75
Integrated Power Module C5.......... 8W-80-75
Integrated Power Module C6.......... 8W-80-76
Integrated Power Module C7.......... 8W-80-76
Knock Sensor (3.7L)................. 8W-80-77
Knock Sensor-Left (5.7L)............. 8W-80-77
Knock Sensor-Right (5.7L)............ 8W-80-77
License Lamp-Left.................. 8W-80-77
License Lamp-Right................. 8W-80-77
Lift Pump Motor (Diesel)............. 8W-80-78
Line Pressure Sensor (NGC)........... 8W-80-78
Lumbar Motor-Driver................ 8W-80-78
Lumbar Motor-Passenger............. 8W-80-78
Manifold Absolute Pressure Sensor
(NGC).......................... 8W-80-79
Mode Door Actuator 1 (Panel To Floor) . . . 8W-80-79
Mode Door Actuator 2 (Defrost To Floor) . 8W-80-79
Multi-Function Switch............... 8W-80-79
Natural Vacuum Leak Detection Assembly
(NGC).......................... 8W-80-80
Output Speed Sensor (45RFE)......... 8W-80-80
Output Speed Sensor (47RE).......... 8W-80-80
Overhead Map/reading Lamp (Except
Base).......................... 8W-80-80
Oxygen Sensor 1/1 Upstream (NGC).... 8W-80-81
Oxygen Sensor 1/2 Downstream (NGC) . . 8W-80-81Component Page
Oxygen Sensor 2/1 Upstream (NGC).... 8W-80-81
Oxygen Sensor 2/2 Downstream (NGC) . . 8W-80-81
Park/Turn Signal Lamp-Left Front...... 8W-80-82
Park/Turn Signal Lamp-Right Front.... 8W-80-82
Passenger Blend Door Actuator (Dual-
Zone).......................... 8W-80-82
Passenger Lumbar Switch............ 8W-80-82
Power Mirror-Left................... 8W-80-82
Power Mirror-Right................. 8W-80-83
Power Outlet...................... 8W-80-83
Power Outlet-Console (Except Base)..... 8W-80-83
Power Seat Motor-Driver Front Vertical . . 8W-80-83
Power Seat Motor-Driver Horizontal.... 8W-80-84
Power Seat Motor-Driver Rear Vertical . . 8W-80-84
Power Seat Motor-Passenger Front
Vertical......................... 8W-80-84
Power Seat Motor-Passenger Horizontal . 8W-80-84
Power Seat Motor-Passenger Rear
Vertical......................... 8W-80-84
Power Seat Switch-Driver............ 8W-80-85
Power Seat Switch-Passenger.......... 8W-80-85
Power Steering Pressure Switch (NGC) . . 8W-80-85
Power Window Circuit Breaker........ 8W-80-86
Power Window Motor-Driver.......... 8W-80-86
Power Window Motor-Left Rear........ 8W-80-86
Power Window Motor-Passenger........ 8W-80-86
Power Window Motor-Right Rear....... 8W-80-87
Power Window Switch-Left Rear....... 8W-80-87
Power Window Switch-Passenger....... 8W-80-87
Power Window Switch-Right Rear...... 8W-80-87
Powertrain Control Module C1 (NGC) . . . 8W-80-88
Powertrain Control Module C2 (NGC) . . . 8W-80-89
Powertrain Control Module C3 (NGC) . . . 8W-80-90
Powertrain Control Module C4 (NGC) . . . 8W-80-91
Radio C1 (Except Infinity)............ 8W-80-92
Radio C1 (Infinity).................. 8W-80-92
Radio C2.......................... 8W-80-93
Recirculation Door Actuator........... 8W-80-93
Remote Radio Switch-Left............ 8W-80-93
Remote Radio Switch-Right........... 8W-80-93
Seat Belt Switch-Driver.............. 8W-80-94
Seat Belt Tensioner Reducer (Standard
Cab)........................... 8W-80-94
Seat Belt Tensioner-Driver............ 8W-80-94
Seat Belt Tensioner-Passenger......... 8W-80-94
Seat Heater Interface Module.......... 8W-80-94
Sentry Key Immobilizer Module (SKIM) . . 8W-80-95
Side Impact Sensor-Left.............. 8W-80-95
Side Impact Sensor-Right............. 8W-80-95
Speaker-Center Instrument Panel...... 8W-80-95
Speaker-Left Front Door.............. 8W-80-95
Speaker-Left Instrument Panel........ 8W-80-96
Speaker-Left Rear.................. 8W-80-96
Speaker-Right Front Door............ 8W-80-96
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 3

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

ENGINE CONTROL MODULE C2 (DIESEL) - 50 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3 K615 18VT/WT INLET AIR TEMPERATURE SENSE
3 K615 18BR/WT (M/T) INLET AIR TEMPERATURE SENSE
4 V35 18VT/OR (A/T) S/C VENT CONTROL
5 K176 18BR/OR INTAKE AIR HEATER RELAY NO 2 CONTROL
6 K174 18BR/YL INTAKE AIR HEATER RELAY NO 1 CONTROL
7 V32 18VT/YL (A/T) SPEED CONTROL SUPPLY
8- -
9 T41 18YL/DB (A/T) PARK/NEUTRAL POSITION SWITCH SENSE (T41)
10 K161 18BR/LB FAN SPEED SENSOR
11 B22 18DG/YL VEHICLE SPEED SENSOR SIGNAL NO. 1
12 G6 18VT/GY OIL PRESSURE SIGNAL
13 T6 18DG (A/T) TOW/HAUL OVERDRIVE OFF SWITCH SENSE
14 T118 18DG (A/T) GOVERNOR PRESSURE SOLENOID CONTROL
15 T9 18DG/TN (A/T) 3-4 SOLENIOD CONTROL
16 D21 18WT/BR SCI TRANSMIT (PCM)
16 D21 18PK (M/T) SCI TRANSMIT
17 - -
18 T38 18YL/BR (A/T) GOVERNOR PRESSURE SENSOR SIGNAL
19 D20 18WT/LG SCI RECEIVE (PCM)
20 A209 16RD FUSED B(+)
21 Z902 16BK GROUND
22 - -
23 F856 18YL/PK 5 VOLT SUPPLY
24 K900 18DB/DG SENSOR GROUND
25 T75 18YL/LB (A/T) TORQUE CONVERTER CLUTCH SOLENOID CONTROL
26 N4 18DB/WT FUEL LEVEL SENSOR SIGNAL
27 - -
28 D25 18WT/VT PCI BUS
29 T54 18DG/OR (A/T) TRANSMISSION TEMPERATURE SENSOR SIGNAL
30 A209 16RD FUSED B(+)
31 T515 18YL/DB (A/T) TRANSMISSION CONTROL RELAY CONTROL
32 F202 18PK/GY FUSED IGNITION SWITCH OUTPUT (RUN-START)
33 K854 18VT/BR (M/T) 5 VOLT SUPPLY
34 V36 18VT/YL (A/T) S/C VACUUM CONTROL
35 K616 18BR/YL INLET AIR PRESSURE SENSE
36 V32 18VT/YL (M/T) SPEED CONTROL SUPPLY
37 B29 18DG/WT BRAKE SWITCH SIGNAL
38 - -
39 - -
40 A209 16RD FUSED B(+)
41 C13 18LB/OR A/C CLUTCH RELAY CONTROL
42 - -
43 K160 18BR/OR PARK LOCKOUT SOLENOID CONTROL
44 T14 18DG/BR (A/T) OUTPUT SPEED SENSOR SIGNAL
45 T13 18DG/VT (A/T) SENSOR GROUND
46 V37 18VT S/C SWITCH NO. 1 SIGNAL
47 K25 18DB/VT BATT TEMP SIGNAL
48 K400 18BR/VT (M/T) APPS NO.2 RETURN
49 Z902 16BK GROUND
50 Z902 16BK GROUND
8W - 80 - 60 8W-80 CONNECTOR PIN-OUTSDR

NATURAL VACUUM LEAK DETECTION ASSEMBLY (NGC) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 Z910 18BK GROUND
2 K107 18VT/WT NVLD SWITCH SIGNAL
3 K106 18VT/LB NVLD SOLENOID CONTROL
OUTPUT SPEED SENSOR (45RFE) - DK BLUE 2 WAY
CAV CIRCUIT FUNCTION
1 T14 18DG/BR OUTPUT SPEED SENSOR SIGNAL
2 T13 18DG/VT SPEED SENSOR GROUND
OUTPUT SPEED SENSOR (47RE)-2WAY
CAV CIRCUIT FUNCTION
1 T14 18DG/BR OUTPUT SPEED SENSOR SIGNAL
2 T13 18DG/VT SPEED SENSOR GROUND
OVERHEAD MAP/READING LAMP (EXCEPT BASE)-3WAY
CAV CIRCUIT FUNCTION
1 M288 20YL/GY FUSED B(+)
2 Z964 20BK GROUND
3 M22 20YL/OR COURTESY LAMPS DRIVER
8W - 80 - 80 8W-80 CONNECTOR PIN-OUTSDR

POWERTRAIN CONTROL MODULE C4 (NGC) - GREEN 38 WAY
CAV CIRCUIT FUNCTION
1 T60 18YL/GY OVERDRIVE SOLENOID CONTROL
2 T259 18YL/DG 4C SOLENOID CONTROL
3- -
4 T118 18DG MS SOLENOID CONTROL
5- -
6 T219 18YL/LG 2C SOLENOID CONTROL
7- -
8 T59 18YL/LB UNDERDRIVE SOLENOID CONTROL
9- -
10 T20 18DG/WT L/R SOLENOID CONTROL
11 T140 18YL/GY PRESSURE CONTROL SOLENOID CONTROL
12 Z908 18BK GROUND
13 Z977 18BK GROUND
14 Z904 18BK (A/T) GROUND
15 T1 18DG/LB TRS T1 SENSE
16 T3 18DG/DB TRS T3 SENSE
17 T6 18DG TOW/HAUL OVERDRIVE OFF SWITCH SENSE
18 T515 20YL/DB TRANSMISSION CONTROL RELAY CONTROL
19 T16 18YL/OR TRANSMISSION CONTROL RELAY OUTPUT
20 T48 18BR/YL 4C PRESSURE SWITCH SENSE
21 T29 18YL/WT UNDERDRIVE PRESSURE SWITCH SENSE
22 T9 18DG/TN OVERDRIVE PRESSURE SWITCH SENSE
23 - -
24 - -
25 - -
26 T4 18DG/LB TRS T2 SENSE
27 - -
28 T16 18YL/OR TRANSMISSION CONTROL RELAY OUTPUT
29 T50 18YL/TN LOW/REVERSE PRESSURE SWITCH SENSE
30 T147 18DG/YL 2C PRESSURE SWITCH SENSE
31 T38 18YL/BR LINE PRESSURE SENSOR SIGNAL
32 T14 18DG/BR OUTPUT SPEED SENSOR SIGNAL
33 T52 18DG/OR INPUT SPEED SENSOR SIGNAL
34 T13 18DG/VT SPEED SENSOR GROUND
35 T54 18DG/OR TRANSMISSION TEMPERATURE SENSOR SIGNAL
36 - -
37 T42 18DG/YL TRS T42 SENSE
38 T16 18YL/OR TRANSMISSION CONTROL RELAY OUTPUT
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 91

THROTTLE POSITION SENSOR (4.7L)-3WAY
CAV CIRCUIT FUNCTION
1 F855 18PK/YL 5 VOLT SUPPLY
2 K22 18BR/OR TP NO. 1 SIGNAL
3 K900 18DB/DG SENSOR GROUND
TOW/HAUL OVERDRIVE SWITCH - WHITE 2 WAY
CAV CIRCUIT FUNCTION
1 T6 20DG TOW/HAUL OVERDRIVE OFF SWITCH SENSE
2 Z71 20LB/BK GROUND
TRAILER TOW CONNECTOR-4WAY
CAV CIRCUIT FUNCTION
1 Z999 14BK GROUND
2 L678 18BR PARK LAMP RELAY OUTPUT
3 L673 18YL TRAILER TOW LEFT TURN RELAY OUTPUT
4 L674 18LG TRAILER TOW RIGHT TURN RELAY OUTPUT
TRAILER TOW CONNECTOR-ADD ON - 10 WAY
CAV CIRCUIT FUNCTION
1- -
2 L674 18LG TRAILER TOW RIGHT TURN RELAY OUTPUT
3 L1 18WT/LG BACKUP LAMP FEED
4 A100 14RD/VT FUSED B(+)
5 L678 18BR PARK LAMP RELAY OUTPUT
6- -
7 B40 14DG TRAILER TOW BRAKE B(+)
8 Z999 14BK GROUND
9 Z999 14BK GROUND
10 L673 18YL TRAILER TOW LEFT TURN RELAY OUTPUT
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 99