Buick LeSabre Custom 1998 - 1998 ELECTRICAL Fuses & Circuit Breakers - Bonneville, Eighty Eight, LSS, Regency & LeSabre

Buick LeSabre Custom 1998 - IDENTIFICATION

CAUTION:

When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.

Buick LeSabre Custom 1998 - INSTRUMENT PANEL FUSE BLOCK

NOTE:

Instrument panel fuse block is located under driver's side of instrument panel. See Fig. 1.

Fig. 1: Buick LeSabre Custom 1998 - Component Locations - Locating Instrument Panel Fuse Block

Fig. 2: Buick LeSabre Custom 1998 - Component Locations - Identifying Instrument Panel Fuse Block Components

Buick LeSabre Custom 1998 Instrument Panel Fuse Block Components

Fuse/Circuit Breaker	Rating	Description
PWR SUNRF Circuit Breaker 1	15 A	Sunroof Control Module
PWR STS Circuit Breaker 3	25 A	LH Seat Swich, RH Seat Switch, (Buick, Pontiac, Oldsmobile.) LH Lumbar, RH Lumbar, Memory Seat / Mirror Module(Oldsmobile w/A43), Seat Air Control Module, Seat Control Module(Pontiac. w/w27)
VATS Fuse 1A	10 A	PassKey? II Theft Deterrent Module
Spare Fuse 2A	10 A	Spare Fuse
AUTO A/C CRUISE Fuse (Buick) 5A	15 A	Cruise Control Module, Passenger Climate Control Assemble, Rear Defogger Relay, Heater A/C Controls, Heater and A/C Programmer (wCJ3)
AUTO A/C CRUISE Fuse(Oldsmobile) 5A	15 A	Cruise Control Module, Heater A/C Control Switch, Rear Defogger Relay, Heater A/C Controls, Heater and A/C Programmer(w/CJ2)
AUTO A/C CRUISE Fuse (Pontiac) 5A	15 A	Heater and A/C Controls, Shift Select Switch, Instrument Cluster, (HUD) Heads Up Display Module, Heads Up Display Control, Lamp Moniter Control Module (w/U2F, U50)
CTSY LP/PWR MIR Fuse 6A	15 A	LH Seat Switch, Mirror Switch, Body Control Module (w/o DC6,D67,A43), Console Seat Switch(Pontiac w/AL7)
PERIMETER LT Fuse 8A	15 A	Perimeter Lighting Relay, Turn Hazard Switch(w/T87)
T/SIG/BU LP/BTSI Fuse 1B	20 A	Turn Signal Flasher, PNP Switch, Turn/ Hazard Switch (Oldsmobile w/T87)
Spare Fuse 2B	15 A	Spare Fuse
ABS/CCR Fuse 5B	10 A	Automatic Level Control Sensor, Electronic Relay, Electronic Suspension Control (CCR) Module, EBTCM.
BRK/HZRD Fuse 6B	20 A	Hazard Flasher, Stoplamp / BTSI Switch
INTERIOR LPS Fuse (Buick) 8B	10 A	Underhood Lamp, Remote Dimmer Module, Ashtray Lamp, Lamp Dimmer Switch, Radio, Heater and A/C Control (w/C68), Headlamp Switch, Instrument Cluster, HUD (w/UV6)
INTERIOR LPS Fuse (Oldsmobile) 8B	10 A	Instrument Cluster, Interior Lamp Control Module, Radio
INTERIOR LPS Fuse (Pontiac) 8B	10 A	Front Door Courtesy Lamps, Remote Dimmer Module, Ashtray Lamp, Lamp Dimmer Switch, Radio, Heater and A/C Control (w/C68), Headlamp Switch, Instrument Cluster (w/U50/U2F), HUD (w/UV6)
CIGAR LTR Fuse 9B	15 A	Cigar Lighter,(Buick ,Oldsmobile, Pontiac), Rear Console Cigar Lighter, (w/D55 Pontiac)
AIR BAG Fuse 1C	10 A	Inflatiable Restraint Sensing and Diagnostic Module.
Spare Fuse 2C	20 A	Spare Fuse
CLG FAN/ TCC Fuse (Oldsmobile, Pontiac) 6C	15 A	Lamp Control Module, Headlamp Switch, Park Lamp Relay
Cooling Fans, Tranaxle Fuse (Buick) 6C	25 A	Lamp Control Module, Headlamp Switch, Park Lamp Relay
PARKLAMPS Fuse (Buick) 8C	10 A	LH / RH Front Park Turn Lamps, LH / RH Front Side Marker Lamps, LH / RH Rear Side Marker Lamps, LH / RH Tail / Stop Turn Lamps, License Lamps
MISC RDO/CLSTR Fuse (Buick) 9C	10 A	Remote Indicator Bank, DLC, Heater A/C Programmer(w/CJ2), Lamp Dimmmer Switch, Radio, Audio Amplifier (w/U28), Instrument Cluster
MISC RDO/CLSTR Fuse (Oldsmobile) 9C	10 A	DLC, Heater and A/C Programmer (w/C68), Radio, Audio Amplifier (w/U28), Instrument Cluster, Heater and A /C Control,
MISC RDO/CLSTR Fuse (Pontiac) 9C	10 A	Adaptive Lamp Moniter Control Module, DLC, Heater And A/C Control Programmer (w/C68), Audio Amplifier (w/U28), Instrument Cluster, Radio
CHIME Fuse (Buick) 1D	15 A	RFA Module, Memory Seat / Mirror Module, Automatic Day / Night Mirror, MALL, Brake Lamp Driver Module, Remote Indicator Bank , LCM
HTD MIR Fuse (Oldsmobile) 3D	10 A	LH Outside Rear View Mirror
HTD MIR Fuse (Buick) 3D	10 A	LH / RH Power Mirror
HTD MIR Fuse (Pontiac) 3D	10 A	LH / RH Outside Power Mirror, Electronic Compass Module
BASE A/C Fuse (Oldsmobile) (Pontiac) 5D	25 A	Tempature Valve Actuator, Heater and A/C Control Assembly (w/ C61)
FOG LPS Fuse (Pontiac)(Oldsmobile) 6D	15 A	Fog Lamp Relay
RADIO Fuse 8D	Radio, Power Windows/Sunroof Relay, (Buick w/U23, Pontiac w/UM7, Oldsmoblie w/C61)
RADIO Fuse 8D	Radio, Power Windows/Sunroof Relay, Steering Wheel Control Switch (Buick w/UB3, Pontiac w/o UM7, Oldsmobile w/CJ2)
IP AUX OUTLET Fuse (Oldsmobile) 1E	20 A	Auxiliary Power Outlet
AIR BAG/VATS Fuse 2E	10 A	Instrument Cluster(Oldsmobile), Starter Enable Relay
IGN OFF/UNLOCK Fuse (Oldsmobile) 3E	10 A	Instrument Cluster
RR DEFOG Fuse 5E	30 A	Heater and A/C Control(Pontiac w/cj2), Rear Defogger Relay (Oldsmobile/Buick wCJ2, Pontiac w/C68)
MISC ENG NON OBDII Fuse 7E	10 A	Coolant Level Switch(Pontiac), Boost Control Solenoid (Oldsmobile), A/C Compressor Relay
WPR/WSHR Fuse 8E	25 A	Remote Function Actuator (RFA) Module, Windshield Wiper Switch

Buick LeSabre Custom 1998 - INSTRUMENT PANEL JUNCTION BLOCK

NOTE:

Instrument panel junction block is located under passenger's side of instrument panel. See Fig. 3.

Fig. 3: Buick LeSabre Custom 1998 - Component Locations - Locating Instrument Panel Junction Block

Fig. 4: Buick LeSabre Custom 1998 - Component Locations - Identifying Instrument Panel Junction Block Components

Buick LeSabre Custom 1998 Instrument Panel Junction Block Components

Fuse/Circuit Breaker	Rating	Description
DR LKS Fuse 1	20 A	Body Control Module (MALL), LH Front Door Lock Isolation Relay(with AU0)
RAC/TRUNK REL Fuse 2	15 A	Luggage Compartment Lid Release Relay, Power Antenna Relay, Remote Function Actuator (RFA) Module, RAP Relay
HORN Fuse 3	15 A	Horn Relay
MISC ENG(OBD II) Fuse 5	10 A	Evaporative Emissions (EVAP) Canister Purge Valve, Evaporative (EVAP) Canister Vent Valve, Heated Oxygen Sensors
FUEL PUMP Fuse 6	20 A	Fuel Pump Relay, Ignition Control Module
INJECTOR Fuse 7	10 A	Fuel Injectors
PCM Fuse 8	10 A	Instrument Cluster, Mass Air Flow (MAF) Sensor, PCM, Transmission Position Decoder Module(Pontiac/Oldsmobile with D55)
A/C FEEDBACK Fuse 11	10 A	Heater and A/C Programmer
FOG LPS Relay A (Pontiac/Oldsmobile)	--	Fog Lamps
PERIM LPS Relay A (Buick)	--	Backup Lamps, Cornering Lamps
DRIVER DR UNLOCK Relay B	--	Door Lock Actuators, Fuel Door Lock Solenoid(Pontiac with AU0)
TRUNK REL Relay D	--	Rear Compartment Lid Release Actuator
ELC Relay E	--	Automatic Level Control Compressor
RAP ACCY Relay F	--	RADIO Fuse
RR DEFOG Relay G	--	Radio Antenna Module (Buick), Rear Window Defogger (Oldsmobile/Pontiac)
PWR WDO/SUNROOF Relay H	--	Power Windows, Power Sunroof
HDLPS Relay J	--	Lamp Control Module (LCM)
PARK LPS Relay K	--	Exterior Lamps
FUEL PUMP Relay N	--	Fuel Tank Unit
Relay P	--	Not Used