Pontiac Trans Sport (1998) – fuse box diagram
Year of production: 1998
Instrument Panel Fuse Block
The instrument panel fuse block is to the right of the glove box.
| Circuit Breakers | Usage |
| HEADLAMP | DRL Control Module, Headlamp and I/F Dimmer Switch |
| PWR WDO/RR VEN | Front Power Windows |
| PWR SEATPSD | 6-Way Power Seat(s) and Rear Side Door Actuator Motor |
| FRT HVACMI BLWR | Blower Motor Hi Speed Relay in Module |
| Fuses | Usage |
| SWC BACKLIGHT | Steering Wheel Radio Control Switches (Illumination |
| ELEC FRNDL | Instrument Cluster to PRNDL Indicators |
| PWR MIRROR | Power Remute 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 LUCK | BCM |
| RH T/LP | Not Used |
| RR FOG LP | Not Used |
| CIGAWDLC | Cigarette Lighter and Data Link Connector (DLC) |
| TfSIG | 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 TLP | Not Used |
| FW DEFOG | Rear Window Defogger Relay |
| FRT PWR SCKT | Front Electric Accessory Plug Housing |
| SIR | Inflatable Restraint Control Module |
| FRT HVAC LOWMED 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 ModuleElectronic Brake Traction Control Module (EBCMRBTCM) |
| CAN VENT SOL | Evaporative Emissions (EVAP) Canister Vent S olonoid 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 Side Door Actuator Motor, Rear Window Wipermasher and Multifunction Switch (Fog Lamp SwitcldTraction Control Switch) and Stoplamp/Torque Converter Clutch (TCC) Switch |
| SUNROOF | Sunroof Control Module |
| RR WPR WSHR | Rear Window Wip’er Motor, Rear Window Wipermasher and Multifunction Switch (Rear Window Wipermasher Switch) |
| LH HEADLP LOW | Not Used |
| LH HEADLP HIGH | Not Used |
| ABS/TCS IGN | Electronic Brake Control ModuleElectronic Brake Traction Control Module (EBCMIEBTCM) |
| ABS SOL | LH and RH Front Brake Solenoid Valve |
| HVACDRL | Air Inlet Actuator, DRL Control Module, Heater-A/C Control, Temperature Door Actuator (Front) and Relay |
| BCM PRGRM | 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 Fuses | Usage | |
| 1 | COOL FAN | Coolant Fans |
| 3 | HEADLAMPS | Circuit Breakers: FRT WAC HI BLWR, and HEADLAMP Fuses (W): HAZARD and STOPLAM |
| 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 CLU, ELEK, IGN, IGN 1-U/H, INJ, TCC) |
| 6 | COOL FAN 1 | Coolant Fans |
| 7 | BATT MAIN 1 | Fuses (UP): ABS MOD BATT, CIGAE2/RLC, CTSY LAMP, FRT PWR SCKT, PWR LOCK, PWR MIRROR and RR PWR SCKT |
| 8 | IGN MAIN 2 | Ignition Switch to Fuses (VP): BCM PRGWM, FRT HVAC LOW/MED BLWR, FRT WPR/WSHR, HVAC/DRL, MALL/RARIO/DIC, PWR QRT VENT, RR HVAC, RR WPR/WSHR, SUNROOF, SWC ACCY and PWR WDO Circuit Breaker |
| 9 | COOL FAN | RH FAN1 ,LH FAN 2 |
| 10 | COOL FAN 2 | LH FAN 2 |
| 11 | IGN 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 | Usahe | |
| 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 Fuses | Usage | |
| 18 | INJ | Fuel Injectors 1-6 |
| 19 | SPARE | Not Used |
| 20 | SPARE | Not Used |
| 21 | IGN1-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 Relay 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 Rela |
| 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 and UP Dimmer 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