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Pontiac Trans Sport (1998) - fuse box diagram

avatar Jonathan Yarden Mar 25, 2021 · 5 min. read

In this article you will find a description of fuses and relays Pontiac, 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

The instrument panel fuse block is to the right of the glove box.

Pontiac Trans Sport - fuse box - instrument panel

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.

Pontiac Trans Sport - fuse box - engine compartment

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

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