Oldsmobile Eighty-Eight X (1992-1999) hot in run Wiring diagrams

1-2 SHIFT SOL TCC PWM SOL AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE SWITCH ASSEMBLY (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BUICK PNK PNK WIRE BUICK PONTIAC CHIME CLG FAN COMPUTER DATA LINES SYSTEM COOLING FAN RELAYS CRUISE CONTROL SYSTEM DK BLU WIRE EGR VALVE ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE BELOW THERMOSTAT HOUSING) EXC BUICK PNK WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INSTRUMENT CLUSTER (OLDSMOBILE) INSTRUMENT CLUSTER OR INFORMATION CENTER LT GRN WIRE MALFUNCTION INDICATOR LAMP MASS AIR FLOW METER MISC ENG FUSE 5 OLDSMOBILE PASSKEY THEFT DETERRENT MODULE PCM FUSE 8 PCM/VATS FUSE 4 PNK PNK INSTRUMENT CLUSTER, TRANSMISSION DECODER MODULE WIRE PNK WIRE PPL PRNDL-D PRNDL-A PRNDL-C PRNDL-A RED WIRE RIGHT I/P POWER DISTRIBUTION CENTER RIGHT MAXIFUSE BLOCK SENSORS, EVAP VALVES TAN WIRE TAN/BLK WIRE TCC SOL 2-3 SHIFT SOL TCC/ ANTI-LOCK SWITCH TFT SENSOR THROTTLE POSITION SENSOR (THROTTLE BODY) UART DATA VEHICLE SPEED SENSOR (RIGHT SIDE OF ENGINE COMPT ON TRANSAXLE) WHT WIRE YEL WIRE YEL/BLK WIRE

1255 1252 1054 1524 EXTERIOR LIGHTS CIRCUIT (REAR LAMPS) 1312 1315 HEADLIGHTS SYSTEM (LOW BEAMS) 24 20 BACK-UP LIGHTS CIRCUIT (PARK/NEUTRAL POSITION SWITCH) AUTO A/C-CRUISE BACK-UP LIGHTS CIRCUIT (BACK-UP LAMPS) BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENABLE INPUT EXTERIOR LIGHTS CIRCUIT (BRAKE LAMPS SWITCH) EXTERIOR LIGHTS CIRCUIT (BRAKE SWITCH) EXTERIOR LIGHTS CIRCUIT (FRONT LAMPS) EXTERIOR LIGHTS CIRCUIT (HEADLAMP SWITCH) EXTERIOR LIGHTS CIRCUIT (HIGH MOUNT STOP LAMP) 1334 1253 1254 1254 EXTERIOR LIGHTS CIRCUIT (REAR LAMPS) EXTERIOR LIGHTS CIRCUIT (STOP LAMPS) EXTERIOR LIGHTS CIRCUIT (TURN/HAZARD SWITCH) GRY WIRE HEADLIGHTS SYSTEM (HEADLAMP DIMMER SWITCH) HEADLIGHTS SYSTEM (LOW BEAMS) HI BEAM INPUT LT FT SIG INPUT HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK IGNITION GROUND BATTERY INSTRUMENT CLUSTER LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT RR SIG INPUT BRAKE SW INPUT RT RR SIG INPUT P/N SW INPUT BRAKE SW INPUT MISC/RDO/ CLSTR OLDS ORG/ WIRE PARK LPS INPUT PONTIAC PPL PNK WIRE RT FT SIG INPUT LO BEAM INPUT SERIAL DATA INPUT SERIAL DATA OUT SERIAL DATA REQUEST TAN WIRE TAN/WHT WIRE WHT (OR LT BLU) WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

17 56 VSB A/C SENSOR RETURN 1995 VFTC A/C COMPRESSOR CLUTCH (ENGINE HARNESS, 6 CM FROM A/C COMPRESSOR CLUTCH BREAKOUT) A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CONTROL RELAY (CENTER REAR OF ENGINE COMPARTMENT) A/C REQUEST COMPRESSOR CTRL FAN RELAY CTRL FAN RELAY CTRL A/C TEMPERATURE VALVE ACTUATOR (BEHIND CENTER OF I/P, TOP OF PLENUM) BLK WIRE BLOWER MOTOR BLOWER RELAY BLOWER RESISTORS (CENTER REAR OF ENGINE COMPARTMENT) BLOWER SWITCH BLU WIRE BRN WIRE COOL DEF DEF HTR VENT DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUSE FUSE 3 GRN WIRE GRY WIRE HEATER, A/C CONTROL ASSEMBLY HIGH SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK FUSE HOT IN RUN HOT IN RUN FUSE HOT IN RUN LEFT MAXI FUSE BLOCK FUSE 4 HTR MAX VENT NORM BI-LV BI-LV I/P FUSE BLOCK LEFT COOLANT FAN MOTOR LOW SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) LT BLU WIRE LT GRN WIRE MAX NORM MODE SWITCH NCA WIRE OFF ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P) PPL PRESS SW INPUT RED WIRE RED/BLK WIRE RIGHT COOLANT FAN MOTOR RIGHT UNDER- HOOD FUSE BOX SENSOR INPUT SOLID STATE TAN WIRE WARM TEMP CONTROL YEL WIRE

"ANTI-LOCK" IND DELIVERED TORQUE SERIAL DATA (UART) ABS/CCR/ ELC BLK WIRE BRAKE LPS/ HAZARD BRAKE PRESSURE MODULATOR VALVE (BPMV) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE/SHIFT INTERLOCK BRAKE SWITCH (BRAKE PEDAL SUPPORT) DK BLU WIRE DK GRN WIRE ELECTRONIC POWER STEERING SYSTEM (MAGNA STEER ACTUATOR) FUSE 1 ABS MOTOR FUSE 2 ABS SOL GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK HOT IN RUN I/P FUSE BLOCK IGN/CHIME CLSTR/LCM LAMP DRIVER MODULE (LDM) (CENTER OF I/P) LEFT FRONT FENDER) LEFT FRONT INLET VALVE SOLENOID LEFT FRONT ISOLATION VALVE SOLENOID LEFT FRONT PRIME VALVE SOLENOID LEFT FRONT RELEASE VALVE SOLENOID LEFT FRONT WHEEL SPEED SENSOR LEFT REAR HOLD VALVE SOLENOID LEFT REAR RELEASE VALVE SOLENOID LEFT REAR WHEEL SPEED SENSOR LEFT UNDERHOOD FUSE BLOCK LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL/WHT WIRE PUMP MOTOR PUMP MOTOR POWER OUTPUT RED WIRE REQUESTED TORQUE OUTPUT RIGHT FRONT HOLD VALVE SOLENOID RIGHT FRONT ISOLATION VALVE SOLENOID RIGHT FRONT PRIME VALVE SOLENOID RIGHT FRONT RELEASE VALVE SOLENOID RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR HOLD VALVE SOLENOID RIGHT REAR RELEASE VALVE SOLENOID RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA (UART) TAN WIRE TAN/BLK WIRE TCC/ANTILOCK BRAKE SWITCH (BRAKE PEDAL SUPPORT) TCS VALVE SOLENOID CONTROL SIGNALS VALVE POWER OUTPUT VALVE SOLENOID CONTROL SIGNALS WHT WIRE YEL WIRE

4000 PULSES/MILE BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE APPLIED INPUT CRUISE INHIBIT INPUT CRUISE STATUS VEHICLE SPEED INPUT BRN WIRE CRUISE CONTROL MODULE CRUISE INDICATOR (BUICK) CRUISE INHIBIT CRUISE STATUS DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUSE FUSE FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK FUSE 8 INSTRUMENT CLUSTER OR INFORMATION CENTER LEFT FRONT FENDER) LT BLU WIRE MULTIFUNCTION LEVER OFF OFF ON ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL VSS RETURN R/A R/A CRUISE SWITCH RIGHT I/P POWER DISTRI- BUTION CENTER SET SW STOP/BTSI/CRUISE BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) TCC BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF ENGINE) VSS SIGNAL WHT WIRE YEL WIRE

A/C-CRUISE ANTENNA PPL BLK WIRE BRN WIRE BUICK/OLDS W/ ALL W/ COAX LEAD REAR WINDOW DEFOGGER DK GRN WIRE ELECTRONIC COMPASS MODULE (UNDER REAR SHELF) GROUND COIL (LEFT KICK PANEL) HOT AT ALL TIMES HOT IN RUN HTD MIRR HVAC PROGRAMMER (BEHIND RIGHT SIDE OF I/P) HEATER, A/C CONTROL ASSEMBLY I/P FUSE BLOCK J/B (BELOW LEFT FRONT DOOR SILL) REAR DEFOGGER/ ANTENNA GRID LEFT MIRROR DEFOGGER NCA WIRE OLDS ORG/ WIRE PONTIAC SSE PPL PPL BUICK ONLY OTHERS PPL PPL REAR DEFOG REAR DEFOGGER RELAY (RIGHT I/P POWER DIST. CENTER) REAR DEFOGGER/ ANTENNA MODULE BATTERY RELAY CONTROL RELAY CONTROL RIGHT MIRROR DEFOGGER RR DEFOG SOUND SYSTEMS (RADIO) WHT WIRE

1995 VFTC ABS/CCR/ELC ACTUATOR ARM BATTERY COMPRESSOR SIGNAL BLK WIRE BRN WIRE COMPRESSOR MOTOR DK GRN WIRE EXHAUST SOLENOID GROUND HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK IGNITION NCA WIRE RED WIRE RIGHT FUSE BLOCK (RIGHT REAR ENGINE COMPT) ELC FUSE RIGHT I/P POWER DISTRIBUTION CENTER (BEHIND RIGHT SIDE OF I/P) ELC RELAY WHT WIRE YEL WIRE

150 239 PNK WIRE 4 5 PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (RIGHT SIDE OF ENGINE) CLG FAN CRANKSHAFT POSITION SENSOR (LOWER RIGHT SIDE OF ENGINE) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC SUSPENSION SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP LEFT SIDE OF ENGINE) EVAPORATIVE EMISSIONS CANNISTER VENT SOLENOID (LEFT FRONT OF ENGINE COMPT) EXHAUST GAS RECIRC- ULATION VALVE (TOP LEFT REAR OF ENGINE) GRY WIRE HOT IN RUN I/P FUSE BLOCK IGNITION AMPLIFIER AND SWITCHING MODULE INSTRUMENT CLUSTER (TACHOMETER SIGNAL) INSTRUMENT CLUSTER SYSTEM LT BLU/BLK WIRE LT BLU/WHT WIRE PARK/NEUTRAL POSITION SWITCH (TOP OF TRANSAXLE) PLUGS SPARK PNK PNK 4 5 6 WIRE PNK WIRE PPL PPL/WHT WIRE RED/BLK WIRE SPARK PLUGS STOPLAMP/ TCC SWITCH (UNDER LEFT SIDE OF I/P) TAN WIRE TAN/BLK WIRE THROTTLE POSITION SENSOR (TOP LEFT SIDE OF ENGINE) WARNING SYSTEMS WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE