Chevrolet Corvette C4 (1984-1998) org/ Wiring diagrams

1381 1382 LCD DISPLAY FEED CONTROL BUTTON LED ILLUMINATION GROUND 1995 VFTC A/C BLOWER FUSE 4 A/C CLUTCH FUSE 18 A/C MDL FUSE 1 A/C PROG FUSE 43 BLK WIRE BLOWER MOTOR BLOWER MOTOR CONTROL MODULE (RIGHT REAR OF ENGINE COMPARTMENT) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HVAC CONTROL HEAD HVAC PROGRAMMER (BELOW LEFT SIDE OF I/P, RIGHT OF STEERING COLUMN) I/P FUSE BLOCK INSIDE AIR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF I/P) LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MIX VALVE FEEDBK SUN LOAD SENSOR INSIDE TEMP SENSOR OUTSIDE TEMP SENSOR NCA WIRE ORG/ WIRE OUTSIDE TEMPERATURE SENSOR (IN RIGHT RADIATOR SHROUD) PPL PPL/WHT WIRE REAR DEFOGGER SYSTEM RED WIRE SOLAR SENSOR (TOP CENTER OF I/P) TAN WIRE TEMPERATURE DOOR MOTOR (BEHIND RIGHT SIDE OF I/P, ON BOTTOM HEATER CASE) UNDERHOOD FUSE BLOCK 1 YEL WIRE

4 5 PPL ABS ACTIVE IND. ASR ACTIVE IND. ASR OFF IND. BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE LAMP CAPACITOR BRAKE SWITCH ASSEMBLY (MOUNTED TO TOP OF BRAKE PEDAL) BRN/WHT WIRE CLUSTER FUSE 27 5 AMP CONTROL MODULE (LEFT REAR OF ENGINE COMPT) CRUISE CONTROL CUT-OFF RELAY (LEFT OF STEERING COLUMN) CRUISE CONTROL SYSTEM CRUISE FUSE 32 10 AMP DATA LINK CONNECTOR (RIGHT OF STEERING COLUMN) DK BLU WIRE DRIVER INFORMATION CENTER GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK (FAR RIGHT SIDE OF I/P) LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE POWERTRAIN PPL PPL/WHT WIRE SERVICE ABS IND. SERVICE ASR IND. SNSR RTN STOP-HAZ FUSE 8 20 AMP TACH OUT UART DATA TACHOMETER TAN WIRE TCS ACTIVE SIG THROTTLE POSITION SENSOR (TOP RIGHT FRONT OF ENGINE, SIDE OF THROTTLE BODY) TPS SIG TRACTION CONTROL SWITCH TSR TIMING RETARD OUT REF WHT 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

29 30 UART DATA UART DATA BLK WIRE BLK/WHT WIRE CENTRAL CONTROL MODULE (CCM) (BEHIND RADIO) DATA LINK CONNECTOR (BELOW LEFT SIDE OF I/P, RIGHT OF STEERING COLUMN) DIAG ENABLE DIAGNOSTIC ENERGY RESERVE MODULE (BEHIND RIGHT I/P) DK BLU/WHT WIRE DK GRN WIRE E&C BUS ELECTRONIC BRAKE/ TRACTION CONTROL MODULE (EBTCM) (LEFT CARGO COMPT) HOT AT ALL TIMES HVAC PROGRAMMER (BEHIND I/P, LEFT OF STEERING COLUMN) I/P FUSE BLOCK NCA WIRE ORG/ WIRE PASSIVE KEYLESS ENTRY MODULE (BEHIND DRIVER INFORMATION CENTER) POWERTRAIN CONTROL MODULE (LEFT REAR OF ENGINE COMPT) PPL PPL DATA CLSS 2 RADIO CONTROL HEAD UNIT REAL TIME DAMPING MODULE (LEFT CARGO COMPARTMENT) RH CTSY FUSE 36 TAN WIRE UART DATA UART DATA UART DATA UART DATA UART DATA DIAG ENABLE WHT/BLK WIRE YEL WIRE

1995 VFTC I/P FUSE BLOCK A/C CLUTCH FUSE 18 BLK WIRE BRN WIRE COUPE CONVERTIBLE DATA LINES DEFOG ON/OFF CONT. DEFOG REQUEST OUTPUT DK GRN WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK #1 RR DEFOG FUSE 5 HOT IN RUN HTD MIR FUSE 5 HVAC CONTROL HEAD (BEHIND CENTER OF I/P) DATA LINES HVAC PROGRAMMER (RIGHT OF STEERING COLUMN) REAR DEFOG ON STATUS I/P FUSE BLOCK LEFT HATCH STRUT (LEFT FRONT OF CARGO COMPT.) NCA WIRE ORG/ WIRE PPL REAR DEFOGGER RELAY (RIGHT OF STEERING COLUMN) REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RED WIRE RIGHT HATCH STRUT RIGHT MIRROR DEFOGGER LEFT MIRROR DEFOGGER WHT WIRE

1995 VFTC I/P FUSE BLOCK A/C CLUTCH FUSE 18 BLK WIRE BRN WIRE CENTRAL CONTROL MODULE (BEHIND CENTER OF I/P) DEFOG CONT. CKT. CENTRAL CONTROL MODULE (CCM) COUPE CONVERTIBLE DEFOG REQUEST INPUT HOT AT ALL TIMES UNDERHOOD FUSE BLOCK #1 RR DEFOG FUSE 5 HOT IN RUN HTD MIR FUSE 5 HVAC CONTROL HEAD DEFOG ON LED HVAC CONTROL HEAD REAR DEFOG ON/OFF SWITCH I/P FUSE BLOCK LED DIMMMING CONTROL LEFT HATCH STRUT LEFT MIRROR DEFOGGER NCA WIRE ORG/ WIRE PPL PPL/WHT WIRE REAR DEFOGGER RELAY REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RED WIRE RIGHT HATCH STRUT RIGHT MIRROR DEFOGGER WHT 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

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

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