Ignition control DODGE RAM 1500 1998 2.G Workshop Manual

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-42 AIR CONDITIONING
Component Page
A/C Compressor Clutch............... 8W-42-7
A/C Compressor Clutch Relay.......... 8W-42-7
A/C Pressure Transducer............ 8W-42-8, 9
A/C-Heater Control........... 8W-42-2, 3, 4, 5, 6
Blend Door Actuator.................. 8W-42-6
Blower Motor....................... 8W-42-2
Blower Motor Resistor Block........... 8W-42-2
Condenser Fan..................... 8W-42-10
Condenser Fan Relay................ 8W-42-10
Data Link Connector............. 8W-42-3, 4, 8
Driver Blend Door Actuator............ 8W-42-5
Engine Control Module.............. 8W-42-7, 9
EVAPorator Temperature Sensor........ 8W-42-4
Fuse 12........................... 8W-42-10
Fuse 16............................ 8W-42-7Component Page
Fuse 36.......................... 8W-42-3, 4
G104............................. 8W-42-10
G107.............................. 8W-42-7
G120.............................. 8W-42-7
G202.......................... 8W-42-2, 3, 4
Heated Mirror Relay............... 8W-42-3, 4
Ignition Switch...................... 8W-42-2
Instrument Cluster................... 8W-42-2
Integrated Power Module....... 8W-42-3, 4, 7, 10
Mode Door Actuator 1............... 8W-42-5, 6
Mode Door Actuator 2............... 8W-42-5, 6
Passenger Blend Door Actuator......... 8W-42-5
Powertrain Control Module........ 8W-42-7, 8, 10
PTCNo.1.......................... 8W-42-7
Recirculation Door Actuator.......... 8W-42-5, 6
DR8W-42 AIR CONDITIONING 8W - 42 - 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

4WD SWITCH (MANUAL TRANSFER CASE)-2WAY
CAV CIRCUIT FUNCTION
1 K77 18BR/WT TRANSFER CASE POSITION SENSOR INPUT
2 Z901 18BK GROUND
A/C COMPRESSOR CLUTCH (DIESEL) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C3 18DB/YL A/C COMPRESSOR CLUTCH RELAY OUTPUT
2 Z816 18BK GROUND
A/C COMPRESSOR CLUTCH (GAS) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C3 20DB/YL A/C CLUTCH RELAY OUTPUT
2 Z153 18BK/GY GROUND
A/C HEATER CONTROL C1 - BLACK 16 WAY
CAV CIRCUIT FUNCTION
1 F504 20GY/PK FUSED IGNITION SWITCH OUTPUT (RUN)
2 Z24 18BK/OR GROUND
3 C121 20DB/DG SENSOR GROUND
4 C29 20DB MODE DOOR 2 DRIVER
5- -
6 C21 20DB/LG EVAPORATOR TEMPERATURE SENSOR SIGNAL
7- -
8 E16 20OR/GY PANEL LAMPS DRIVER
9 C61 20DB/LG BLEND DOOR DRIVER
10 C801 20DB/OR MODE DOOR 1 DRIVER
11 C34 20DB/LB COMMON DOOR DRIVER
12 C32 20DB/TN RECIRCULATION DOOR DRIVER
13 C33 20LB/BR (DUAL ZONE) PASSENGER BLEND DOOR DRIVER
14 - -
15 C110 20DB/LB DEFOGGER RELAY CONTROL
16 D25 20WT/VT PCI BUS
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 5

ADJUSTABLE PEDAL SWITCH (EXCEPT MEMORY) - BLUE 6 WAY
CAV CIRCUIT FUNCTION
1 P206 18LG/LB ADJUSTABLE PEDALS MOTOR REVERSE
2 A72 18RD/OR ADJUSTABLE PEDAL RELAY OUTPUT
3- -
4 Z146 18BK GROUND
5 F504 20GY/PK FUSED IGNITION SWITCH OUTPUT (RUN)
6 P205 18LG/WT ADJUSTABLE PEDALS MOTOR FORWARD
AIRBAG CONTROL MODULE C1 - 24 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3 D25 20WT/VT PCI BUS
4- -
5 Z104 18BK/LG GROUND
6 G104 20VT/GY PASSENGER AIRBAG INDICATOR DRIVER
7 R104 20LB/LG PASSENGER AIRBAG MUX SWITCH RETURN
8 R106 20LG/LB PASSENGER AIRBAG MUX SWITCH SENSE
9- -
10 - -
11 - -
12 - -
13 - -
14 - -
15 - -
16 - -
17 R43 20LG/BR DRIVER SQUIB 1 LINE 1
18 R45 20LG/OR DRIVER SQUIB 1 LINE 2
19 R44 20LB/OR PASSENGER SQUIB 1 LINE 2
20 R42 20LB/BR PASSENGER SQUIB 1 LINE 1
21 R61 20LG/VT DRIVER SQUIB 2 LINE 1
22 R63 20LG/WT DRIVER SQUIB 2 LINE 2
23 R64 20LB/WT PASSENGER SQUIB 2 LINE 1
24 R62 20LB/VT PASSENGER SQUIB 2 LINE 2
8W - 80 - 8 8W-80 CONNECTOR PIN-OUTSDR

AIRBAG CONTROL MODULE C2 - 32 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3- -
4- -
5- -
6- -
7- -
8- -
9 R53 20LG/YL DRIVER SEAT BELT TENSIONER LINE 2
10 R55 20LG/DG DRIVER SEAT BELT TENSIONER LINE 1
11 R56 20LB/DG PASSENGER SEAT BELT TENSIONER LINE 1
12 R54 20LB/YL PASSENGER SEAT BELT TENSIONER LINE 2
13 R1 18LB/WT (LIGHT DUTY) LEFT CURTAIN SQUIB 1 LINE 2
14 R3 18LB/OR (LIGHT DUTY) LEFT CURTAIN SQUIB 1 LINE 1
15 R4 18OR/LB (LIGHT DUTY) RIGHT CURTAIN SQUIB 1 LINE 1
16 R2 18WT/LB (LIGHT DUTY) RIGHT CURTAIN SQUIB 1 LINE 2
17 F201 18PK/OR FUSED IGNITION SWITCH OUTPUT (RUN-START)
18 F100 18PK/VT FUSED IGNITION SWITCH OUTPUT (RUN)
19 - -
20 - -
21 - -
22 - -
23 - -
24 - -
25 - -
26 - -
27 R14 20TN/LG (LIGHT DUTY) RIGHT SIDE IMPACT SENSOR 1 SIGNAL
28 R16 20BR/LG (LIGHT DUTY) RIGHT SIDE IMPACT SENSOR 1 GROUND
29 R15 20LG/BR (LIGHT DUTY) LEFT SIDE IMPACT SENSOR 1 GROUND
30 R13 20LG/TN (LIGHT DUTY) LEFT SIDE IMPACT SENSOR 1 SIGNAL
31 - -
32 - -
AIRBAG-LEFT CURTAIN - YELLOW 2 WAY
CAV CIRCUIT FUNCTION
1 R3 18LB/OR LEFT CURTAIN SQUIB 1 LINE 1
2 R1 18LB/WT LEFT CURTAIN SQUIB 1 LINE 2
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 9

BLEND DOOR ACTUATOR (SINGLE ZONE)-2WAY
CAV CIRCUIT FUNCTION
1 C34 20DB/LB COMMON DOOR DRIVER
2 C61 20DB/LG BLEND DOOR DRIVER
BLOWER MOTOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 C70 10DB/YL BLOWER MOTOR HIGH DRIVER
2 C7 10DB BLOWER MOTOR FEED
BLOWER MOTOR RESISTOR BLOCK - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 C72 16DB/OR BLOWER MOTOR M1 DRIVER
2 C70 12DB/YL BLOWER MOTOR HIGH DRIVER
3 C71 16DB/BR BLOWER MOTOR LOW DRIVER
4 C73 14DB/VT BLOWER MOTOR M2 DRIVER
BRAKE FLUID LEVEL SWITCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 B20 20DG/OR BRAKE FLUID LEVEL SWITCH SENSE
2 Z420 20BK/OR GROUND
BRAKE LAMP SWITCH-6WAY
CAV CIRCUIT FUNCTION
1 A103 18GY/RD FUSED B(+)
2 L50 18WT/TN BRAKE LAMP SWITCH OUTPUT
3 V30 20VT/WT S/C BRAKE SWITCH OUTPUT
3 V30 20VT/WT (5.7L) FUSED IGNITION SWITCH (RUN-START)
4 V32 20VT/YL SPEED CONTROL SUPPLY
4 V32 20VT/YL (5.7L) BRAKE SWITCH NO. 2 SIGNAL
5 Z429 20BK/OR GROUND
6 B29 20DG/WT BRAKE SWITCH SIGNAL
6 B29 20DG/WT (5.7L) BRAKE SWITCH NO. 1 SIGNAL
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 13

COIL ON PLUG NO. 7 (5.7L)-2WAY
CAV CIRCUIT FUNCTION
1 K342 16BR/WT ASD RELAY OUTPUT
2 K97 18BR COIL CONTROL NO. 7
COIL ON PLUG NO. 8 (4.7L) - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1 K98 18DB/YL COIL CONTROL NO. 8
2 K342 16BR/WT ASD RELAY OUTPUT
3- -
COIL ON PLUG NO. 8 (5.7L)-2WAY
CAV CIRCUIT FUNCTION
1 K342 16BR/WT ASD RELAY OUTPUT
2 K98 18DB/YL COIL CONTROL NO. 8
COMPASS/MINI-TRIP COMPUTER (EXCEPT BASE) - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1- -
2 F21 20PK/DG FUSED IGNITION SWITCH OUTPUT (RUN-START)
3 Z13 20BK/WT GROUND
4 A919 20RD FUSED B(+)
5 D25 20WT/VT PCI BUS
6- -
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 51

CONDENSER FAN (NGC) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z823 16BK/DG GROUND
2 C123 16LB/WT CONDENSER FAN RELAY OUTPUT
CONTROLLER ANITLOCK BRAKE C1 - BLACK 14 WAY
CAV CIRCUIT FUNCTION
1 B4 20DG/GY REAR WHEEL SPEED SENSOR (+)
2 B222 20DG/WT (ETC) VEHICLE SPEED SIGNAL NO. 2
3 D25 20WT/VT PCI BUS
4 F500 20DG/PK FUSED IGNITION SWITCH OUTPUT (RUN)
5 B9 20DG/LG (ETC) LEFT FRONT WHEEL SPEED SENSOR (+)
6 Z107 12BK/DG GROUND
7 A111 14DG/RD FUSED B(+)
8 B3 20DG/YL REAR WHEEL SPEED SENSOR (-)
9 B29 20DG/WT BRAKE SWITCH SIGNAL
10 B8 20DG/TN (ETC) LEFT FRONT WHEEL SPEED SENSOR (-)
11 B20 20DG/OR BRAKE FLUID LEVEL SWITCH SENSE
12 B22 20DG/YL VEHICLE SPEED SIGNAL NO. 1
13 Z127 12BK/DG (ABS) GROUND
14 A111 14DG/RD (ABS) FUSED B(+)
CONTROLLER ANTILOCK BRAKE C2 (ABS) - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 B9 20DG/LG LEFT FRONT WHEEL SPEED SENSOR (+)
2 B8 20DG/TN LEFT FRONT WHEEL SPEED SENSOR (-)
3 B6 20DG/WT RIGHT FRONT WHEEL SPEED SENSOR (-)
4 B7 20DG/VT RIGHT FRONT WHEEL SPEED SENSOR (+)
CRANKSHAFT POSITION SENSOR (3.7L)-3WAY
CAV CIRCUIT FUNCTION
1 K24 20BR/LB CKP SIGNAL
2 K900 20DB/DG SENSOR GROUND
3 F855 20PK/YL 5 VOLT SUPPLY
8W - 80 - 52 8W-80 CONNECTOR PIN-OUTSDR

DRIVER DOOR MODULE C1 - BLUE 12 WAY
CAV CIRCUIT FUNCTION
1 Q612 14OR/DB RIGHT REAR WINDOW DRIVER (DOWN)
2 Q412 14OR/LB RIGHT REAR WINDOW DRIVER (UP)
3 Q16 14OR/TN MASTER WINDOW SWITCH RIGHT FRONT (UP)
4 Q411 14OR/WT LEFT REAR WINDOW DRIVER (UP)
5 Q11 14OR/LG LEFT FRONT WINDOW DRIVER (UP)
6 Q26 14OR/GY MASTER WINDOW SWITCH RIGHT FRONT (DOWN)
7 G161 20VT/DG DRIVER DOOR LOCK SWITCH MUX
8 Z421 14BK/BR GROUND
9 F30 14PK/YL FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
10 Q611 14OR/GY LEFT REAR WINDOW DRIVER (DOWN)
11 Z941 20BK GROUND
12 Q21 14OR/WT LEFT FRONT WINDOW DRIVER (DOWN)
DRIVER DOOR MODULE C2 - BLUE 8 WAY
CAV CIRCUIT FUNCTION
1 P71 18TN/DG LEFT MIRROR UP DRIVER
2 P195 18LG/YL LEFT MIRROR COMMON DRIVER (RIGHT/DOWN)
3 A930 18RD FUSED B(+)
4 P74 18TN/OR RIGHT MIRROR LEFT DRIVER
5 Z461 20BK/DG GROUND
6 P75 18TN/LG LEFT MIRROR LEFT DRIVER
7 P72 18TN/GY RIGHT MIRROR UP DRIVER
8 Q15 14OR/LB POWER WINDOW SWITCH FEED
EGR SOLENOID (4.7L/5.7L)-6WAY
CAV CIRCUIT FUNCTION
1 K34 18DB/LG EGR SENSOR SIGNAL
2 F856 20YL/PK 5 VOLT SUPPLY
3 K900 20DB/DG SENSOR GROUND
4 Z335 18BK/WT GROUND
5- -
6 K35 18DB/VT EGR SOLENOID CONTROL
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 57