Chevrolet Corvette C4 (1984-1998) red/blk Wiring diagrams

1995 VFTC A/C COMPRESSOR CLUTCH COIL A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR RELAY (IN UNDERHOOD ELECTRICAL CENTER) A/C REFRIGERANT PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPARTMENT) BLK WIRE BRN WIRE CLUTCH STATUS DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (LOWER FRONT OF ENGINE) ENGINE COOLING FAN MOTOR, LEFT ENGINE COOLING FAN MOTOR, RIGHT ENGINE COOLING FAN RELAY 1 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 2 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 3 (LEFT SIDE OF RADIATOR SHOUD) FAN FUSE 29 GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK LT BLU WIRE NCA WIRE PNK WIRE PRIMARY COOLING FAN FUSE 2 RED WIRE RED/BLK WIRE RELAY CONTROL RELAY CONTROL RELAY CONTROL SECONDARY COOLING FAN FUSE 5 SENSOR GROUND SENSOR GROUND A/C REQUEST SENSOR INPUT UNDERHOOD FUSE BLOCK 2 WHT WIRE YEL WIRE

1995 VFTC A/C CLUTCH FUSE 18 A/C COMPRESSOR CLUTCH COIL A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR RELAY (IN UNDERHOOD ELECTRICAL CENTER) A/C REFRIGERANT PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPARTMENT) BLK WIRE BRN WIRE CLUTCH STATUS DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (LOWER FRONT OF ENGINE) ENGINE COOLING FAN MOTOR, LEFT ENGINE COOLING FAN MOTOR, RIGHT ENGINE COOLING FAN RELAY 1 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 2 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 3 (LEFT SIDE OF RADIATOR SHROUD) FAN FUSE 29 GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK LT BLU WIRE NCA WIRE PNK WIRE PRIMARY COOLING FAN FUSE 2 RED WIRE RED/BLK WIRE RELAY CONTROL RELAY CONTROL RELAY CONTROL SECONDARY COOLING FAN FUSE 5 SENSOR GROUND SENSOR GROUND A/C REQUEST SENSOR INPUT UNDERHOOD FUSE BLOCK 2 WHT WIRE YEL WIRE

1995 VFTC A/T ACCY ARM UTD OUTPUT DOOR KEY SW OUT PROGRAM REQUEST UTD STATUS INPUT KEY IN IGN INPUT BLK WIRE BLK/WHT WIRE BRN WIRE BULB TEST CENTRAL CONTROL MODULE (CCM) (BEHIND CENTER OF I/P) CLUTCH PEDAL POSITION SWITCH (MOUNTED TO TOP OF CLUTCH PEDAL) DK GRN WIRE DOOR LOCKS SYSTEM GRY WIRE GRY/BLK WIRE HATCH DOOR AJAR SWITCH (COUPE) HEAD HEADLAMP SWITCH HORN SYSTEM (HORN RELAY) HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK CRANK P/N CLUTCH FUSE 10 IGNITION KEY IGNITION KEY LOCK CYLINDER IGNITION SWITCH INSTRUMENT CLUSTER INTERIOR LIGHTS SYSTEM (DIODE MODULE) KEY RESISTOR INPUT SERIAL DATA 1 START ENABLE RLY GROUND KEY-IN IGNITION SWITCH LCD FUSE 38 LEFT DOOR AJAR SWITCH LEFT DOOR KEY SWITCH LOCK OFF LT DOOR UNLK OUT LK BOTH DOOR OUT LT GRN WIRE M/T M/T PPL NCA WIRE OFF PARK ORG/ WIRE PASSIVE KEYLESS ENTRY MODULE (BEHIND CENTER OF I/P) PPL PPL A/T PPL/WHT WIRE RED/BLK WIRE RESISTOR PELLET RIGHT DOOR AJAR SWITCH RIGHT DOOR KEY SWITCH RUN WIRE SECURITY INDICATOR SERIAL DATA STARTER SOLENOID TAN WIRE THEFT DETERRENT RELAY (BELOW LEFT SIDE OF I/P, LEFT OF STEERING COLUMN) TRANSMISSION RANGE SWITCH (IN CONSOLE, AT BASE OF SHIFT CONTROL LEVER) UTD STATUS OUT PROGRAM REQUEST OUT SERIAL DATA 2 WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CCM 1 FUSE 35 CCM 2 FUSE 39 CCM 3 FUSE 16 CENTRAL CONTROL MODULE (BEHIND CENTER OF I/P, BEHIND RADIO CONTROL HEAD) DELAYED ACCESSORY BUS REAR DEFOG SWITCH IN DIAGNOSTIC ENABLE PPL DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL PUMP MODULE (TOP OF FUEL TANK) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START I/P DIM SWITCH IN I/P FUSE BLOCK INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM ENGINE CONTROLS SYSTEM INTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM LCD LOGIC GROUND LED DIM CONTROL LOW ENGINE OIL LEVEL SWITCH (LOWER LEFT REAR OF ENGINE, IN OIL PAN) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PNK WIRE POWER (BATTERY) POWER (BATTERY) POWER DISTRIBUTION SYSTEM DEFOGGERS SYSTEM COMPUTER DATA LINES SYSTEM PPL PPL/WHT WIRE RADIO FREQUENCY CHOKE (.22 MICRO- RED/BLK WIRE REFERENCE GROUND GROUND STARTING/CHARGING SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1995 VFTC A/C REFRIGERANT PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) BLK WIRE DK BLU WIRE DK GRN WIRE ENGINE COOLANT TEMPERATURE SENSOR (LOWER FRONT OF ENGINE) ENGINE COOLING FAN MOTOR, LEFT ENGINE COOLING FAN MOTOR, RIGHT ENGINE COOLING FAN RELAY 1 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 2 (LEFT SIDE OF RADIATOR SHROUD) ENGINE COOLING FAN RELAY 3 (LEFT SIDE OF RADIATOR SHROUD) FAN FUSE 29 GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK LT BLU WIRE PNK WIRE PRIMARY COOLING FAN FUSE 2 RED WIRE RED/BLK WIRE RELAY CONTROL RELAY CONTROL SECONDARY COOLING FAN FUSE 5 SENSOR GROUND SENSOR INPUT UNDERHOOD FUSE BLOCK 2 WHT WIRE YEL WIRE

"SERVICE RIDE CONTROL" INDICATOR +5 V ABS/ASR/BCU FUSE BLK WIRE BRN WIRE BRN/WHT WIRE CLUSTER FUSE 27 DATA LINK CONNECTOR (BELOW LEFT SIDE OF I/P) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER ENG 2 FUSE 21 GROUND GROUND GROUND GROUND GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INDICATOR SIG SERIAL DATA LEFT FRONT DAMPER SOLENOID (IN LEFT FRONT SHOCK AND SOLENOID ASSEMBLY) LEFT REAR DAMPER SOLENOID (IN LEFT REAR SHOCK AND SOLENOID ASSEMBLY) LF POS SENS LR POS SENS LT BLU WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PERF PNK IGNITION WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE COMPT) PPL PPL GROUND GROUND PPL/WHT WIRE REAL TIME DAMPING IN-LINE FUSE REAL TIME DAMPING MODULE (IN LEFT REAR STORAGE COMPT, NEAR ABS MODULE) RED WIRE RED/BLK WIRE RF POS SENS RIDE CONTROL SWITCH RIGHT FRONT DAMPER SOLENOID (IN RIGHT FRONT SHOCK AND SOLENOID ASSEMBLY) RIGHT REAR DAMPER SOLENOID (IN RIGHT REAR SHOCK AND SOLENOID ASSEMBLY) RR POS SENS RR SOL HIGH RR SOL LOW SPORT TAN WIRE TAN/WHT WIRE TOUR UNDERHOOD FUSE BLOCK 1 (LEFT REAR OF ENGINE COMPT) VEHICLE SPEED

5 VOLT REF 5 VOLT REF PNK IGNITION WIRE A/C CLUTCH STATUS A/C PRESSURE CYCLING SWITCH A/C REQUEST SIG A/T AIR CONDITIONING SYSTEM AIR PUMP RELAY CTRL BATTERY BLK WIRE BLK/WHT WIRE BRN WIRE COIL WIRE CONN 2 COOLING FAN RLY 2&3 COOLING FAN RLY CTRL CRNKSHFT POSIT SIG PCM GROUND CRUISE ACTIVE SIGNAL CRUISE CONTROL MODULE DIST IGNITION FEED DIST REF LOW SIG DISTRIBUTOR (FRONT OF ENGINE, BEHIND ENGINE COOLANT PUMP) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE E.C.M. FUSE 33 EGR SOLENOID CTRL ENG 1 FUSE 30 ENGINE COOLING FAN RLY NO.1 ENGINE COOLING FAN RLY NO.3 ENGINE SPD OUT SIGNAL EVAP VACUUM SW EVAPORATIVE EMISSION (EVAP) VACUUM PURGE SWITCH (RIGHT SIDE OF ENGINE) FUEL INJECTOR #8 PNK WIRE FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 PNK WIRE FUEL INJECTOR 6 FUEL INJECTOR 7 FUEL PUMP RELAY CTRL GRY WIRE HIGH RESOLUTION SIG HOT AT ALL TIMES UNDER- HOOD FUSE BLOCK 1 ECM FUSE 1 HOT IN RUN, BULB TEST OR START HOT IN RUN, BULB TEST, START I/P FUSE BLOCK IGN FEED HI RES SIGNAL IGN FEED REF LO IGN PWR MAF SENSOR OUT IGNITION CTRL INJ 1 CTRL INJ 1 FUSE 22 INJ 2 CTRL INJ 2 FUSE 23 INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL LOW RESOLUTION SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE M/T M/T A/T MAF SENSOR SIG MASS AIR FLOW SENSOR (MAF) (FRONT OF ENGINE, IN AIR INTAKE DUCT) OPTICAL SENSOR LOW RES SIGNAL REF LOW PCM GROUND PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE CMPT, ABOVE BATTERY) PPL PPL VSS SIGNAL LOW PPL/WHT WIRE RED WIRE RED/BLK WIRE SENSOR GROUND SPARK PLUGS TACHOMETER, ELECTRONIC BRAKE/ TRACTION CONTROL MODULE TRANS 1-2 SHIFT CTRL TRANS 2-3 SHIFT CTRL TRANS 3-2 SHIFT CTRL VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS OUT VSS SIGNAL HIGH CONN 1 WHT WIRE YEL WIRE YEL/BLK WIRE

13 14 PNK WIRE ANTI-LOCK BRAKES SYSTEM ASR ACTIVE SIGNAL ASR SPARK RTD SIG BANK 2 (FORWARD OF CATALYTIC CONVERTER) BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE SWITCH ASSEMBLY BRN WIRE BTSI SYSTEM COIL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EBTCM PPL ECT SENSOR SIG ENG 1 FUSE 30 ENGINE, RIGHT SIDE OF AIR INTAKE DUCT) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK AIR PUMP FUSE 8 HOT IN RUN HOT IN RUN, BULB TEST OR START IAC COIL A HI IAC COIL A LO IAC COIL B HI IAC COIL B LO IAT SENSOR SIG IDLE AIR CONTROL (IAC) VALVE (TOP RIGHT FRONT OF ENGINE, ON THROTTLE BODY) COIL INTAKE AIR TEMPERATURE (IAT) SENSOR (FRONT OF LEFT FRONT HEATED OXYGEN SENSOR LEFT REAR HEATED OXYGEN SENSOR LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MAP SENSOR SIG NCA WIRE ORG/BLK WIRE OXYGEN SEN FUSE 20 PCM GROUND CONN 3 PIN 10 PIN 34 PIN 12 ELECTRONIC BRAKE/ TRACTION CONTROL MODULE (EBTCM) PNK TRANS RANGE SIG A WIRE PNK WIRE PNP SW POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE CMPT, ABOVE BATTERY) PPL PPL BRAKE SWITCH SIG PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT FRONT HEATED OXYGEN SENSOR RIGHT REAR HEATED OXYGEN SENSOR SECONDARY AIR INJECTION (AIR) BLEED VALVE SOLENOID (ATTACHED TO AIR PUMP) SOLID STATE TAN WIRE TAN/WHT WIRE TCC/SHIFT INTERRUPT SWITCH THROTTLE POSITION (TP) SENSOR (RIGHT FRONT OF ENGINE) TP SENSOR SIG TRANS PRESS CTRL SOL TRANS RANGE SIG B TRANS RANGE SIG C UNDER- HOOD FUSE BLOCK 2 WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENOID 1-4 UPSHIFT LP CTRL 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/C CLUTCH CTRL A/C COMPRESSOR RELAY A/C PRESS SENSOR SIG A/C REFRIGERANT PRESSURE SENSOR A/T A/T FLUID TEMP SENSOR PPL AUTO TRANS FUSE 15 BACK-UP FUSE 28 AUTOMATIC TRANSMISSION BANK 1 KNOCK SENSOR BANK 2 KNOCK SENSOR BLK PNK/ WIRE BLK WIRE BLK/WHT WIRE BLOCKOUT RELAY (RIGHT SIDE OF ENGINE COMPARTMENT, ON INNER WHEELHOUSE) BLU WIRE BRN WIRE BRN/WHT WIRE CLUSTER FUSE 27 COIL FUSE 25 COIL WIRE DK PNK/ DISTRIBUTOR CONN 4 DATA LINK CONNECTOR (DLC) (BELOW LEFT SIDE OF I/P) DK BLU WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) ECM FUSE 1 ENG 1 FUSE 30 ENG OIL TEMP SENSOR SIG ENGINE OIL PRESSURE/ FUEL PUMP SWITCH (CLOSED W/ENGINE RUNNING) ENGINE OIL TEMPERATURE (EOT) SENSOR (LEFT REAR OF ENGINE, ABOVE OIL FILTER) EVAP CANISTER PRG CTRL FUEL PUMP FUEL PUMP FUSE 2 FUEL PUMP MODULE FUEL PUMP RELAY (BELOW RIGHT SIDE OF I/P) GEAR BLOCKOUT SOLENOID GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST, START I/P FUSE BLOCK I/P FUSE BLOCK FP 1 FUSE 14 IC SIG IGNITION COIL (RIGHT FRONT OF ENGINE) IGNITION COIL MODULE (RIGHT FRONT OF ENGINE) PRIMARY COIL DRIVER IGN LEFT KNOCK SENSOR (KS) (BANK 1) (BOTTOM LEFT SIDE OF ENGINE) LOW TIRE PRESSURE WARNING MODULE INSTRUMENT CLUSTER (ONE - TO-FOUR INDICATOR) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT LT M/T M/T ONLY MALFUNCTION INDICATOR (SERVICE ENGINE SOON) MIL CTRL NCA WIRE OR (LEFT REAR OF ENGINE NEAR OIL FILTER) ORG/ WIRE ORG/BLK WIRE OUTPUT/FIELD SERV ENBL PCM GROUND PNK WIRE POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE COMPT, ABOVE BATTERY) PPL PRESSURE CTRL. SOLENOID A/T FLUID PRESS SW RED WIRE RED/BLK WIRE REV SW PNK PNK LO SW WIRE RIGHT KNOCK SENSOR (KS) (BANK 2) (BOTTOM RIGHT SIDE OF ENGINE) SERIAL DATA (UART) SW SW TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC PWM SOLENOID CTRL PPL SERIAL DATA (CLASS 2) TCC SOLENOID TRANS FLUID TEMP SIG TRANS PRESS CTRL LO PNK IGNITION WIRE TRANS TCC CTRL TRANSMISSION RANGE (TR) SWITCH UNDER- HOOD FUSE BLOCK #1 WHT BRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REF 5 VOLT REF PNK IGNITION WIRE A/C CLUTCH STATUS A/C PRESSURE CYCLING SWITCH A/C REQUEST SIG A/T AIR CONDITIONING SYSTEM AIR PUMP RELAY CTRL BATTERY BLK WIRE BLK/WHT WIRE BRN WIRE COIL WIRE CONN 2 COOLING FAN RLY 2&3 COOLING FAN RLY CTRL CRNKSHFT POSIT SIG PCM GROUND CRUISE ACTIVE SIGNAL CRUISE CONTROL MODULE DIST IGNITION FEED DIST REF LOW SIG DISTRIBUTOR (FRONT OF ENGINE, BEHIND ENGINE COOLANT PUMP) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE E.C.M. FUSE 33 EGR SOLENOID CTRL ENG 1 FUSE 30 ENGINE COOLING FAN RLY NO.1 ENGINE COOLING FAN RLY NO.3 ENGINE SPD OUT SIGNAL EVAP VACUUM SW EVAPORATIVE EMISSION (EVAP) VACUUM PURGE SWITCH (RIGHT SIDE OF ENGINE) FUEL INJECTOR #8 PNK WIRE FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 PNK WIRE FUEL INJECTOR 6 FUEL INJECTOR 7 FUEL PUMP RELAY CTRL GRY WIRE HIGH RESOLUTION SIG HOT AT ALL TIMES UNDER- HOOD FUSE BLOCK 1 ECM FUSE 1 HOT IN RUN, BULB TEST OR START HOT IN RUN, BULB TEST, START I/P FUSE BLOCK IGN FEED HI RES SIGNAL IGN FEED REF LO IGN PWR MAF SENSOR OUT IGNITION CTRL INJ 1 CTRL INJ 1 FUSE 22 INJ 2 CTRL INJ 2 FUSE 23 INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL LOW RESOLUTION SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE M/T M/T A/T MAF SENSOR SIG MASS AIR FLOW SENSOR (MAF) (FRONT OF ENGINE, IN AIR INTAKE DUCT) OPTICAL SENSOR LOW RES SIGNAL REF LOW PCM GROUND PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE CMPT, ABOVE BATTERY) PPL PPL VSS SIGNAL LOW PPL/WHT WIRE RED WIRE RED/BLK WIRE SENSOR GROUND SPARK PLUGS TACHOMETER, ELECTRONIC BRAKE/ TRACTION CONTROL MODULE TRANS 1-2 SHIFT CTRL TRANS 2-3 SHIFT CTRL TRANS 3-2 SHIFT CTRL VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS OUT VSS SIGNAL HIGH CONN 1 WHT WIRE YEL WIRE YEL/BLK WIRE