Buick LeSabre VIII (2000-2005) underhood fuse block (right front side of engine compartment) Wiring diagrams

BATTERY BATTERY VOLT INDICATOR BATTERY VOLTS HIGH BATTERY VOLTS LOW BLK WIRE BLK/WHT WIRE CHECK CHARGE SYSTEM DASH INTEGRATION MODULE (DIM) (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DIM FUSE DRIVER INFORMATION CENTER GEN FIELD DUTY CYCLE SIG GEN TURN ON SIG GENERATOR B+ GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER ORG/ WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL SERIAL DATA CLASS 2 REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE SERIAL CLASS 2 DATA STARTER SOLENOID SYSTEM VOLTAGE MEASUREMENT UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT)

39 27 35 34 CLUTCH RLY CTRL SENSOR SIGNAL LOW REF A/C CLU FUSE 26 A/C CLU RELAY 32 A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE (NEAR A/C COMPRESSOR) A/C REFRIGERANT PRESSURE SENSOR (BEHIND A/C COMPRESSOR, ON A/C LINE) BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM GRY WIRE HOT AT ALL TIMES HOT IN ON POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL 1807 1807 58 59 CLASS 2 SERIAL CLASS 2 SERIAL RED/BLK WIRE SPLICE PACK UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT)

BLK WIRE COOL FAN 1 FUSE 47 COOL FAN 2 FUSE 46 COOLFAN 1 RELAY 40 COOLFAN 2 RELAY 37 COOLFAN S/P RELAY 39 DK BLU WIRE DK GRN WIRE ECT SENS SIG GRY WIRE HI FAN CTRL HOT AT ALL TIMES LEFT COOLING FAN LOW FAN CTRL LOW REF LT BLU WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) RIGHT COOLING FAN SPLICE PACK UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE ACCY RELAY AUTOMATIC TRANSAXLE BLK WIRE BRAKE FLUID LEVEL SWITCH COIL CONTACT COOL FAN S/P RELAY (SERIES/ PARALLEL) CRUISE CONTROL MODULE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE (EBCM) HEATED OXYGEN SENSOR HORN ASSEMBLY IGN 1 RELAY IGNITION CONTROL MODULE (ICM) INTERNAL MODE SWITCH LEFT COOLING FAN LEFT CORNERING LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LEFT LOW BEAM HEADLAMP MASS AIR- FLOW (MAF) SENSOR ENGINE OIL LEVEL SWITCH NCA WIRE POWERTRAIN CONTROL MODULE (PCM) RIGHT FRONT PARK/TURN LAMP SPLICE PACK UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) W/O CORNERING LAMPS W/CORNERING LAMPS WHT WIRE WINDSHIELD WASHER PUMP WINDSHIELD WIPER MOTOR UNDERHOOD LAMP

1807 1807 PPL PPL SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 23 76 IGN CRANK SENSE STARTER CTRL BATTERY BLK WIRE CIRCUIT BREAKER COMPUTER DATA LINES SYSTEM GROUND DISTRIBUTION SYSTEM (DASH INTEGRATION MODULE (DIM)) HOLD- IN COIL HOT IN RUN, START IGN SW FUSE IGNITION SWTCH LOCK UNLOCK NCA WIRE ORG/ WIRE PCM BATT FUSE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PULL- IN COIL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RUN WIRE START 1 RELAY STARTER MOTOR STARTER SOLENOID STARTING/ CHARGING SYSTEM (CHARGING CIRCUIT) UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) YEL WIRE

1 2 3 4 RAIN SENSE CTRL RAIN SENSE CTRL GROUND IGNITION 24,000 OHMS ACCY FUSE BLK WIRE BLK/WHT WIRE DASH INTEGRATION MODULE (DIM) (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DK BLU WIRE GRY WIRE HEADLAMPS ON W/WIPERS INPUT HIGH IF EQUIPPED LOW MIN HIGH LOW MIN HOT IN RUN, ACCESSORY LT GRN WIRE LT GRN/BLK WIRE MIST OFF MAX NCA WIRE OUTSIDE MOISTURE SENSOR (IF EQUIPPED) (ABOVE INSIDE REARVIEW MIRROR) PPL RED WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) WASH WASHER SWITCH WHT WIRE WINDSHIELD WASHER PUMP MOTOR (IN BOTTOM OF WINDSHIELD WASHER RESERVOIR) WINDSHIELD WIPER MOTOR (BEHIND LEFT FRONT STRUT TOWER) WINDSHIELD WIPER/WASHER SWITCH WIPER SWITCH WSW FUSE YEL WIRE