1998 DODGE RAM 1500 one

C131 (5.7L/DIESEL) - GRAY (HEADLAMP AND
DASH SIDE)
CAV CIRCUIT
A1 T316 16YL/GY (ELECTRONIC TRANS-
FER CASE)
A2 D200 20WT/LG (ELECTRONIC TRANS-
FER CASE)
A3 T313 20YL/LG (ELECTRONIC TRANS-
FER CASE)
A4 D202 20WT (ELECTRONIC TRANSFER
CASE)
A5 T885 20YL/GY (ELECTRONIC TRANS-
FER CASE)
A6 D201 20WT/DG (ELECTRONIC TRANS-
FER CASE)
A7 D203 20WT/BR (ELECTRONIC TRANS-
FER CASE)
A8 T315 16YL/BR (ELECTRONIC TRANS-
FER CASE)
B1 -
B2 D20 20WT/LG
B3 D21 20WT/BR
B4 V32 20VT/YL (DIESEL)
B5 T117 20DG/YL (DIESEL A/T)
B6 V36 20VT/YL (DIESEL A/T)
B7 T917 20YL/TN (DIESEL A/T)
B8 -
C1 A961 14RD (DIESEL)
C2 B22 20DG/WT (5.7L)
C2 V35 20VT/OR (DIESEL A/T)
C3 F855 20PK/YL (5.7L)
C3 B29 20DG/WT (DIESEL)
C4 F856 20YL/PK (5.7L)
C4 F856 18YL/PK (DIESEL)
C5 K160 18BR/OR (DIESEL)
C6 K161 18BR/LB (DIESEL)
C7 V37 20VT (DIESEL)
C8 K25 18DB/VT (DIESEL)
C200 - (HVAC SIDE)
CAV CIRCUIT
1 C70 10DB/YL
2 C34 20DB/LB
3 C71 16DB/BR
4 C32 20DB/TN
5 C73 14DB/VT
6 C72 16DB/OR
7 C7 10DB
8 C29 20DB
9 C21 20DB/LG (EXCEPT BASE A/C)
10 C121 20DB/DG
11 C33 20LB/BR
12 C61 20DB/LG
12 C33 20LB/BR (DUAL ZONE)
13 C801 20DB/OR
8W - 80 - 22 8W-80 CONNECTOR PIN-OUTSDR

DOOR LOCK MOTOR/AJAR SWITCH-PASSENGER - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 G74 20VT/WT PASSENGER DOOR AJAR SWITCH SENSE
2 Z74 20BK/WT GROUND
3 G778 18VT/LB DOOR UNLOCK DRIVER RIGHT DOORS
4 P392 18LG/DB DOOR LOCK DRIVER RIGHT DOORS
DOOR LOCK MOTOR/AJAR SWITCH-RIGHT REAR - BLACK 4 WAY
CAV CIRCUIT FUNCTION
1 G76 20VT/GY (VIRTUAL) RIGHT REAR DOOR AJAR SWITCH SENSE
2 Z72 20LG/BK (VIRTUAL) GROUND
3 G778 18TN/OR (VIRTUAL) DOOR UNLOCK DRIVER RIGHT DOORS
4 P392 18LG (VIRTUAL) DOOR LOCK DRIVER RIGHT DOORS
DOOR LOCK SWITCH-PASSENGER-6WAY
CAV CIRCUIT FUNCTION
1 G160 20VT/LG PASSENGER DOOR LOCK SWITCH MUX
2 F21 20PK/DG FUSED IGNITION SWITCH OUTPUT (RUN-START)
3- -
4- -
5 Z461 20BK/DG GROUND
6- -
DRIVER BLEND DOOR ACTUATOR (DUAL ZONE)-2WAY
CAV CIRCUIT FUNCTION
1 C61 20DB/LG BLEND DOOR DRIVER
2 C34 20DB/LB COMMON DOOR DRIVER
8W - 80 - 56 8W-80 CONNECTOR PIN-OUTSDR

GENERATOR - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 K20 18BR/GY GEN FIELD CONTROL
2 Z816 18BK (DIESEL) GROUND
2 Z20 18BR/BK (NGC) GROUND
GLOVE BOX LAMP AND SWITCH - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 Z328 20BK/TN GROUND
2 M228 18YL/LB COURTESY LAMP DRIVER
HANDS FREE MODULE (TELEMATICS) - 22 WAY
CAV CIRCUIT FUNCTION
1 A114 18GY/RD FUSED B(+)
2 F983 20PK/YL FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
3- -
4- -
5 X722 18LB/DG MICROPHONE 2 IN (+)
6- -
7- -
8 X703 18DG/OR LEFT AUDIO OUTPUT
9 X704 18DG/YL RIGHT AUDIO OUTPUT
10 X795 18DG HANDS FREE AUDIO OUTPUT COMMON
11 - -
12 - -
13 - -
14 D25 20WT/VT PCI BUS
15 X730 18GY/YL VOICE RECOGNITION/PHONE SWITCH SIGNAL
16 X712 18DG/LB MICROPHONE 1 IN (+)
17 X792 18LB/DG MICROPHONE IN (-)
18 X735 22NA HANDSFREE MICROPHONE SHIELD
19 - -
20 X793 18DG/YL HANDSFREE MICROPHONE HSD FEED
21 X835 18OR/GY SENSOR GROUND
22 Z970 18BK GROUND
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 67

PARK/TURN SIGNAL LAMP-LEFT FRONT - BROWN 3 WAY
CAV CIRCUIT FUNCTION
1 L61 18WT/LG LEFT FRONT TURN LAMP DRIVER
2 L7 18WT/YL FUSED PARK LAMP RELAY OUTPUT
3 Z377 18BK/BR GROUND
PARK/TURN SIGNAL LAMP-RIGHT FRONT - BROWN 3 WAY
CAV CIRCUIT FUNCTION
1 L60 18WT/TN RIGHT FRONT TURN LAMP DRIVER
2 L70 18WT/GY FUSED PARK LAMP RELAY OUTPUT
3 Z378 18BK/TN GROUND
PASSENGER BLEND DOOR ACTUATOR (DUAL-ZONE)-2WAY
CAV CIRCUIT FUNCTION
1 C34 20DB/LB COMMON DOOR DRIVER
2 C33 20LB/BR PASSENGER BLEND DOOR DRIVER
PASSENGER LUMBAR SWITCH-5WAY
CAV CIRCUIT FUNCTION
1 Z939 14BK GROUND
2 P106 12LG/WT RIGHT SEAT REAR UP
3 A210 12OR/RD FUSED B(+)
4 P104 12LG LUMBAR MOTOR FORWARD
5 Z939 14BK GROUND
POWER MIRROR-LEFT - BLACK 8 WAY
CAV CIRCUIT FUNCTION
1 C16 18DB/GY HEATED MIRROR RELAY OUTPUT
2 P195 18LG/YL LEFT MIRROR COMMON DRIVER (RIGHT/DOWN)
3 P75 18TN/LG LEFT MIRROR LEFT DRIVER
4 P71 18TN/DG LEFT MIRROR UP DRIVER
5 Z461 20BK/DG GROUND
6- -
7- -
8- -
8W - 80 - 82 8W-80 CONNECTOR PIN-OUTSDR

SEAT BELT SWITCH-DRIVER-2WAY
CAV CIRCUIT FUNCTION
1 Z951 20BK GROUND
2 G10 20VT/LG SEAT BELT SWITCH SENSE
SEAT BELT TENSIONER REDUCER (STANDARD CAB)-2WAY
CAV CIRCUIT FUNCTION
1 F983 20PK/YL FUSED IGNITION SWITCH OUTPUT (RUN-ACC)
2 G10 20VT/LG SEAT BELT SWITCH SENSE
SEAT BELT TENSIONER-DRIVER-2WAY
CAV CIRCUIT FUNCTION
1 R55 20LG/DG DRIVER SEAT BELT TENSIONER LINE 1
2 R53 20LG/YL DRIVER SEAT BELT TENSIONER LINE 2
SEAT BELT TENSIONER-PASSENGER-2WAY
CAV CIRCUIT FUNCTION
1 R54 20LB/YL PASSENGER SEAT BELT TENSIONER LINE 2
2 R56 20LB/DG PASSENGER SEAT BELT TENSIONER LINE 1
SEAT HEATER INTERFACE MODULE - GREEN 14 WAY
CAV CIRCUIT FUNCTION
1 P7 20LG/DG DRIVER SEAT HEATER MUX SWITCH
2 P89 20LG/OR SEAT HEATER DRIVER
3 P188 18LG/VT PASSENGER SEAT TEMPERATURE SENSOR INPUT
4 A930 18RD FUSED B(+)
5 P187 18LG/BR DRIVER SEAT TEMPERATURE SENSOR INPUT
6 A930 18RD FUSED B(+)
7 P54 20OR/LG PASSENGER SEAT TEMPERATURE 5 VOLT SUPPLY
8 P53 20LG/OR DRIVER SEAT TEMPERATURE 5 VOLT SUPPLY
9 P8 20LG/WT PASSENGER SEAT HEATER MUX SWITCH
10 P82 20TN/DG PASSENGER SEAT LOW HEAT LED DRIVER
11 P84 20TN/VT PASSENGER SEAT HIGH HEAT LED DRIVER
12 P81 20TN/LB DRIVER SEAT LOW HEAT LED DRIVER
13 Z951 20BK GROUND
14 P83 20TN/WT DRIVER SEAT HIGH HEAT LED DRIVER
8W - 80 - 94 8W-80 CONNECTOR PIN-OUTSDR

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
Battery Temperature Sensor BK Below Battery Tray 22, 25, 26, 28
Blend Door Actuator (Single Zone) BK Behind Right Side of Instrument
PanelN/S
Blower Motor BK Behind Right Side of Instrument
PanelN/S
Blower Motor Resistor Block BK Behind Right Side of Instrument
PanelN/S
Brake Lamp Switch BK Top of Brake Pedal Arm 30, 35, 38
Brake Transmission Shift Interlock
SolenoidBK Near Steering Column 31, 35, 38
C102 Near Integrated Power Module 25
C106 BK Left Rear Engine 7
C107 (5.7L) BK Left Rear Engine 7
C112 (Diesel) BK Near T/O for Water In Fuel Sensor N/S
C113 BK Left Side Engine 10
C114 BK Left side Engine 10
C115 (Diesel) BK Left Side Engine 10
C130 BK Left Rear of Engine 4, 8, 21
C131 Right Rear Engine Compartment 4, 8, 21
C200 GY Under Instrument Panel 39
C201 WT Near Left Instrument Panel
Speaker35, 38
C202 BK Left Rear Side of Engine
Compartment27
C206 BK Right Instrument Panel 35, 39, 48
C207 Rear Engine Compartment 22
C216 BK Middle Left Frame 22, 25, 50
C217 BK Middle Left Frame 22, 25, 50
C218 WT Left Side of Instrument Panel 22, 24, 40, 44, 46
C219 GY Left Side of Instrument Panel 22, 24, 31, 35, 38, 40,
44
C220 WT Left Side of Instrument Panel 35, 38, 40, 44, 46
C250 Seft Side Instrument Panel 35
C301 WT Right Kick Panel 40, 42, 45, 47
C302 BK Left Front Door 40, 42, 45, 47
C304 WT Left Side of Instrument Panel 41, 44, 46
C305 BK At Left Front Door 41, 44, 46
C306 WT Middle Front of Door 43, 46
C308 WT Under Instrument Panel 39, 40, 45, 47
C309 WT Left Side of Instrument Panel 35, 38, 40, 44, 46
C311 BK Left Rear of Frame 44, 46
C312 WT Under Seat 47
C313 DK GY At Driver Seat N/S
C314 DK GY At Driver Seat N/S
8W - 91 - 2 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONDR
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
Data Link Connector - Engine
(Diesel)BK Near T/O for Water In Fuel Sensor N/S
Dome Lamp BK Center of Headliner N/S
Door Ajar Switch-Driver (Base) BK Left Front Door 41
Door Ajar Switch-Left Rear (Base) BK Left Rear Door 43
Door Ajar Switch-Right Rear (Base) BK Right Rear Door 43
Door Lock Motor/Ajar Switch-Driver
(Except Base)BK Left Front Door 41
Door Lock Motor/Ajar Switch-Left
Rear (Except Base)BK Left Rear Door 43
Door Lock Motor/Ajar Switch-
PassengerBK Right Front Door 42
Door Lock Motor/Ajar Switch-Right
Rear (Except Base)BK Right Rear Door 43
Door Lock Switch-Passenger BL In Right Front Door 42
Driver Airbag Squib BK In Steering Column N/S
Driver Blend Door Actuator (Dual
Zone)BK Right Side of HVAC N/S
Driver Door Module C1 BL In Left Front Door 41
Driver Door Module C2 BL In Left Front Door 41
EGR Solenoid Right Front Engine 9
Electric Brake Provision Rear of Engine 22, 24
Engine Control Module C1 BK Left Engine 10
Engine Control Module C2 BK Left Engine 10
Engine Coolant Temperature
SensorBK Near Generator 6
Engine Oil Pressure Switch BK Lower Left Side of Engine 6, 9
Evap/Purge Solenoid BK Left Fender Side Shield 23, 25
Evaporator Temperature Sensor BK Right Side of HVAC N/S
Fog Lamp-Left WT Left Front Facia N/S
Fog Lamp-Right WT Right Front Facia N/S
Fuel Control Actuator (Diesel) BK Left Rear Engine N/S
Fuel Heater (Diesel) BK Left Side Engine 10
Fuel Injector No. 1 BK At Fuel Injector 6
Fuel Injector No. 2 BK At Fuel Injector 3
Fuel Injector No. 3 BK At Fuel Injector 6
Fuel Injector No. 4 BK At Fuel Injector 3
Fuel Injector No. 5 BK At Fuel Injector 6
Fuel Injector No. 6 BK At Fuel Injector 3
Fuel Injector No. 7 BK At Fuel Injector 6
Fuel Injector No. 8 BK At Fuel Injector 3
Fuel Pump Module LT GY At Fuel Tank 50
Fuel Pump Motor (Diesel) BK Left Side Engine 10
Generator BK Front of Engine 6, 9, 10
8W - 91 - 4 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONDR
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
Mode Door Actuator 2 BK Right Side of HVAC N/S
Multi-Function Switch BK On Steering Column 31
Natural Vacuum Leak Detection
AssemblyBK Rear of Transmission 18, 50
Output Speed Sensor DB Left Side of Transmission 11, 14, 15, 16
Overdrive Switch WT Center of Instrument Panel 35
Overhead Map/Reading Lamp
(Except Base)NAT Center of Headliner N/S
Oxygen Sensor 1/1 Upstream BK Left Front of Side of Transmission 15, 16, 17, 19
Oxygen Sensor 1/2 Downstream NAT Left Rear of Side of Transmission 15, 16, 17, 19
Oxygen Sensor 2/1 Upstream BK Right Front Side of Transmission 15, 17, 18
Oxygen Sensor 2/2 Downstream BK Right Rear Side of Transmission 15, 17, 18
Park Brake Switch At Park Brake 22, 24
Park/Turn Signal Lamp-Left Front BK At Lamp 23, 28, 29
Park/Turn Signal Lamp-Right Front BK At Lamp 1, 21, 26
Passenger Airbag On/Off Switch Right Side of Instrument Panel 33, 35, 39
Passenger Blend Door Actuator
(Dual Zone)BK Right Side of HVAC N/S
Passenger Lumbar Switch At Passenger Seat N/S
Power Mirror-Left BK At Mirror 41
Power Mirror-Right BK At Mirror 42
Power Outlet RD Center of Instrument Panel 35
Power Outlet-Console BK Center of Instrument Panel N/S
Power Seat Motor-Driver Front
VerticalRD At Driver Seat N/S
Power Seat Motor-Driver Horizontal BK At Driver Seat N/S
Power Seat Motor-Driver Rear
VerticalBK At Driver Seat N/S
Power Seat Switch-Driver BK At Driver Seat N/S
Power Seat Switch-Passenger BK At Passenger Seat N/S
Power Steering Pressure Switch BK Near Power Steering Pump 7
Power Window Circuit Breaker Under Instrument Panel 31, 35, 38
Power Window Motor-Driver BK In Driver Door at Motor 41
Power Window Motor-Left Rear BK In Door at Motor 43
Power Window Motor-Passenger BK In Passenger Door at Motor 42
Power Window Motor-Right Rear BK In Door at Motor 43
Power Window Switch-Left Rear BL In Door 43
Power Window Switch-Passenger Passenger Door 42
Power Window Switch-Right Rear BL In Door 43
Powertrain Control Module C1 BK Right Rear Engine Compartment 4, 8
Powertrain Control Module C2 WT Right Rear Engine Compartment 4, 8
Powertrain Control Module C3 GY Right Rear Engine Compartment 21
Powertrain Control Module C4 GN Right Rear Engine Compartment 4, 8
8W - 91 - 6 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONDR
CONNECTOR/GROUND/SPLICE LOCATION (Continued)