Jonathan Yarden Oct 22, 2021 · 5 min. read
In this article you will find a description of fuses and relays Oldsmobile,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 1998
Instrument Panel Fuse Block
Circuit brealers | Circuity |
HEADLAMP | DRL Control Module, Headlamp and I/P Dimmer Switch |
PWR WDOIRR VENT | Front Power Windows |
PWR SEATIPSD | 6-Way Power Seat(s) and Rear Side Door Actuator Motor |
FRT HVAC/HI BLWR | Blower Motor Hi Speed Relay in Module |
Fuses | Circuity |
SWC BACKLIGHT | Steering Wheel Radio Control Switches (Illumination) |
ELEC PRNDL | Instrument Cluster to PRNDL Indicators |
PWR MIRROR | Power Remote Control Mirror Switch |
CRUISE | Cruise Control Module, Switch and Release Switch |
PWR QTR VENT | Interior Lamps and Multifunction Switch (Power Vent Switch) |
FRT WPWSHR | Windshield Wipermasher Motor and Switch |
PWR LOCK | BCM |
RH TLP | Not Used |
RR FOG LP | Not Used |
CIGARIDLC | Cigarette Lighter and Data Link Connector (DLC) |
TISIG | Turn Signal Switch |
RR HVAC | Rear Blower Motor, Rear Heater-A/C Control, and Temperature Door Actuator (Rear) |
SWC ACCY | Steering Wheel Radio Control Switches |
HAZARD | Turn Signal Switch |
RR PWR SCKT | Rear Electric Accessory Plug Housing |
DRL | DRL Control Module |
LH T/LP | Not Used |
RR DEFOG | Rear Window Defogger Relay |
FRT PWR SCKT | Front Electric Accessory Plug Housing |
SIR | Inflatable Restraint Control Module |
FRT HVAC LOW/MED BLWR | Heater-A/C Control |
MALL/RADIO/DIC | BCM, Driver Information Display, Radio and Radio Rear Speaker Amplifier |
STOP LAMP | Stoplamp Switch to Stoplamps |
ABS MOD BATT | Electronic Brake Control Module/Electronic Brake Traction Control Module (EBCM/EBTCM) |
CAN VENT SOL | Evaporative Emissions (EVAP) Canister Vent Solonoid Valve |
ELC | Electronic Level Control (ELC) Air Compressor and ELC Relay, Trailer Harness |
CTSY LAMP | BCM |
IGN 1 | ALC Sensor, BCM, Electronic Brake Control Indicator Lamp Driver Module, Instrument Panel Cluster, Rear Window Wipermasher and Multifunction Switch (Fog Lamp Switch Traction Control Switch) and Stoplamp/Torque Converter Clutch (TCC) Switch |
SUNROOF | Sunroof Control Module |
RR WPR WSHR | Rear Window Wiper Motor, Rear Window Wipermasher and Multifunction Switch (Rear Window Wipermasher Switch) |
LH HEADLP LOW | Not Used |
LH HEADLP HIGH | Not Used |
ABSITCS IGN | Electronic Brake Control Module/Electronic Brake Traction Control Module (EBCMEBTCM) |
ABS SOL | LH and RH Front Brake Solenoid Valve |
HVAC/DRL | Air Inlet Actuator, DRL Control Module, Heater-A/C Control, Temperature Door Actuator (Front) and Rear Window Defogger Relay |
BCM PRGRM Body | Body Control Module (BCM) |
RH HEADLP LOW | Not Used |
RH HEADLP HIGH | Not Used |
PCM | IGN MAIN Relay and PCM |
Underhood Fuse and Relay Center
This fuse and relay center is located in the engine compartment, in front of the windshield washer fluid reservoir.
Maxi Fuse | Circuity | |
1 | COOL FAN 2 | Coolant Fans |
3 | HEADLAMP | Circuit Breakers: FRT HVAC HI BLWR, and HEADLAMP Fuses (VP): HAZARD and STOPLAMP |
4 | BATT MAIN 2 | Circuit Breaker: PWR SEAT/PSD. Fuses (UP): ELC and RR DEFOG |
5 | IGN MAIN 1 | Ignition Switch to Fuses (UP): ABS/TCS IGN, CRUISE, DRL, ELEC PRNDL, IGN 1, PSD, SIR, T/SIG and PCM [IGN MAIN Relay (Underhood Electrical Center Fuses: A/C INJ, TCC)] CLU, ELEK |
6 | COOL FAN I | Coolant Fans |
7 | BATT MAIN 1 | Fuses (IP): ABS MDL BATT, CIGARIDLC, CTSY LAMP, FRT PWR SCKT, PWR LOCK, PWR MIRROR and RR PWR SCKT |
8 | IGN MAIN 2 | Ignition Switch to Fuses (UP): BCM PRGRM, FRT HVAC LOWIMED BLWR, FRT WPRNSHR, HVAC/DRL, MALL/RADIO/DIC, PWR QRT VENT, RR HVAC, RR WPRNSHR, SUNROOF, SWC ACCY and PWR WDO Circuit Breaker |
Mini Fuse | Circuity | |
9 | COOL FAN | RH FAN 1, LH FAN 2 |
10 | COOL FAN 2 | LH FAN 2 |
11 | 1GN MAIN | FUSES: A/C CLU, IGN l-U/H, INS, ELEK IGN, TCC |
12 | COOL FAN 1 | RH FAN 1, LH FAN 2 |
Micro Relays | Circuity | |
13 | A/C CLU | A/C Clutch |
14 | FUEL PUMP | Fuel Pump |
15 | F/PMP SPD CONT | Not Used |
16 | HORN | Horn |
17 | FOG LAMP | LH Fog Lamp, RH Fog Lamp, Fog Lamp Indicator |
Mini Fuse | Circuity | |
18 | INJ | Fuel Injectors 1-6 |
19 | SPARE | Not Used |
20 | SPARE | Not Used |
21 | IGNI-UH | Evaporative Emissions (EVAP) Canister Purge Valve, Heated Oxygen Sensors 1 and 2, Mass Air Flow (MAF) Sensor |
22 | SPARE | Not Used |
23 | SPARE | Not Used |
24 | SPARE | Not Used |
25 | ELEK IGN | Ignition Control Module (ICM) |
26 | SPARE | Not Used |
27 | B/U LAMP | Transaxle Range Switch to Back-up Lamps |
28 | A/C CLU | A/C CLU to A/C Compressor Clutch Oil |
29 | RADIO | Driver Information Display, Heater A/C Control, Radio, Rear Side Door Actuator Control Motor, Remote Control Door Lock Receiver (RCDLR), Security Indicator Lamp and Theft Deterrent Shock Sensor |
30 | ALT SENSE | Generator |
31 | TCC | Automatic Transaxle (Torque Converter Clutch Solenoids) Stoplamp Switch to PCM |
32 | FUEL PUMP | Fuel Pump Relay |
33 | ECM SENSE | Powertrain Control Module (PCM) |
34 | — | Not Used |
35 | FOG LP | Fog Lamp Relay |
36 | HORN | Horn Relay |
37 | PARK LP | Daytime Running Lamps (DRL) Control Module, Headlamps Switch Theft Deterrent Relay to Headlamps |
38 | — | Not Used |
39 | — | Not Used |
40 | Mini Fuse Puller |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
Still have questions or want to supplement the article? Discuss On Telegram