Chevrolet Corvette C5 (1997-2004) underhood fuse block (right rear of engine compt) Wiring diagrams

1 TO 4 IND 1 TO 4 IND CTRL BLK WIRE FUSE 19 GRY WIRE HOT AT AL TIMES HOT IN ON OR START I/P FUSE BLOCK (RIGHT FRONT FOOTWELL) IGN RELAY 42 IGNITION INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 19 LT GRN WIRE PCM FUSE 16 PNK EVAPORATIVE EMMISSIONS VENT SLENOID WIRE PNK WIRE POWERTRAIN CONTROL MODULE (REAR OF RIGHT FRONT FENDER) REV GEAR INHIBIT SOL CTRL REVERSE INHIBIT SOLENOID (TOP LEFT OF TRANSMISSION) SKIP SHIFT SOL CTRL SKIP SHIFT SOLENOID (LEFT SIDE OF TRANSMISSION) SOLID STATE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE

1791 63 540 5 VOLT REF BLWR MTR SPD CTRL BATTERY 1798 734 GND IN AIR TEMP SENS OUT AIR TEMP SENS 41 1236 1199 733 IGN 3 VOLT TEMP DR CTRL-AUX TEMP DR CTRL TEMP DR POS SIG 42 60 58 74 80 RELAY CTRL SENS GND DATA LINE ECT SENSOR ECT SENSOR 43 18 33 14 45 RELAY CTRL A/C ON RELAY CTRL PRESS SIG 6 5 SOLID STATE A/C CLU RELAY A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE (IN FORWARD LAMP HARN, NEAR A/C CLUTCH CONNECTOR) A/C FUSE 24 A/C REFRIGERANT PRESSURE SENSOR (ATTACHED TO THE A/C HIGH SIDE LINE) AIR INLET AIR TEMPERATURE ACTUATOR (LEFT) (LEFT SIDE OF HVAC MODULE) AIR TEMPERATURE ACTUATOR (RIGHT) (RIGHT SIDE OF HVAC MODULE) AIR TEMPERATURE SENSOR (INSIDE) (IN AIR OUTLET, RIGHT OF STEERING COLUMN) AMBIENT TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE COMPT) BLK WIRE BLO MOT FUSE 51 BLOWER MOTOR CONTROL PROCESSOR (BEHIND RIGHT SIDE OF DASH) BRN WIRE COOL FAN 1 FUSE 49 COOL FAN 2 FUSE 46 COOL FAN 3 FUSE 14 COOLING FAN (LEFT) COOLING FAN (RIGHT) COOLING FAN 1 RELAY COOLING FAN 2 RELAY COOLING FAN 3 RELAY DATA LINK CONNECTOR (DLC) (UNDER DASH, BELOW STEERING COLUMN) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE, BELOW GENERATOR) GND SUNLOAD ISIG TEMP DR POS-AUX GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HVAC CON FUSE 27 HVAC CONTROL MODULE HVAC FUSE 18 INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT FOOTWELL, MOUNTED TO TOE BOARD) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE CLOSED HEATER MODE OPEN DEFROST NCA WIRE ORG/ WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE SOLID STATE 6 5 SPLICE PACK STAR CONNECTOR 1 (IN DASH HARNESS) SUNLOAD SENSOR (TOP OF DASH, RIGHT SIDE OF DEFROSTER GRILLE) TAN WIRE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) VACUUM CONTROL ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

A/T ANTI-LOCK BRAKES SYSTEM APPROACH MINI FUSE 2 BACK-UP LAMP SWITCH (RIGHT SIDE OF TRANSMISSION) BLK WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON TOE BOARD, IN RIGHT FRONT FOOTWELL) BRN WIRE BTSI/BU MINI FUSE 21 DK BLU WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN INSTRUMENT PANEL FUSE BLOCK (AT RIGHT FRONT FOOTWELL) LEFT BACK-UP LAMP LT GRN WIRE M/T PARK/NEUTRAL POSITION SWITCH, BACK-UP LAMP SWITCH (ON LEFT SIDE OF TRANSMISSION) PERIM LP MICRO RELAY 38 RIGHT BACK-UP LAMP UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT)

43 18 14 45 17 RELAY CTRL A/C ON PRESS SIG 60 58 SENS GND DATA LINE A/C CLU RELAY A/C COMPRESSOR CLUTCH A/C FUSE 24 A/C REFRIGERANT PRESSURE SENSOR (ATTACHED TO THE A/C HIGH SIDE LINE) A/C REQ BLK WIRE DATA LINK CONNECTOR (DLC) (UNDER DASH, BELOW STEERING COLUMN) DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT IN RUN OR START HVAC CONTROL MODULE (W/ AUTO A/C) HVAC CONTROL MODULE (W/ MANUAL A/C) NCA WIRE PPL RED/BLK WIRE SERIAL DATA SPLICE PACK STAR CONNECTOR 1 (IN DASH HARNESS) UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TPS 1 SIG 1273 1272 PPL ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL) APP 1 GND APP 3 SIG APP 1 SIG APP 3 GND APP 2 GND APP 2 SIG BLK/WHT WIRE BRN WIRE CCP SW SIG PPL TCC/CRUISE SW SIG CLUTCH PEDAL POSITION SWITCH (ON TOP OF CLUTCH PEDAL BRACKET) CR CONT FUSE 20 CRUISE CONTROL SWITCH DK BLU WIRE DK GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT WITH IGN RELAY ENERGIZED (IN RUN OR START) I/P FUSE BLOCK (IN RIGHT FRONT FOOTWELL, LOW FRONT SIG LT BLU WIRE M/T MULTIFUNCTION TURN SIGNAL LEVER NCA WIRE OFF ON OFF SET/ COAST ON ORG/ WIRE ORG/BLK WIRE PNK 539 582 WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) PPL PPL HIGH FRONT SIG PPL TPS 1 GND SET/COAST SIG RES/ACC SIG STOP SW SIG IGNITION TAC CTRL 2 84 87 20 R/A STOPLAMP SWITCH (BRAKE PEDAL SUPPORT) STP HAZ FUSE 8 TAC SERL DATA TAN WIRE THROT CONT FUSE 17 ENG IGN 1 FUSE 19 THROTTLE ACTUATOR CONTROL MODULE (ATTACHED TO PCM, BELOW BATTERY) THROTTLE ACTUATOR CONTROL MOTOR (LEFT SIDE OF THROTTLE BODY) THROTTLE POSITION SENSOR (ON RIGHT SIDE OF THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) VEHICLE SPEED SENSOR (TOP RIGHT SIDE OF DIFFERENTIAL) WHT WIRE YEL WIRE YEL/BLK WIRE

A/T AMBIENT LIGHT SENSOR APPROACH FUSE 2 AUTOMATIC DAY/NIGHT MIRROR ELEMENT AUTOMATIC DAY/NIGHT MIRROR LOW REF AUTOMATIC DAY/NIGHT MIRROR SIGNAL BACK UP RELAY 38 BACK-UP LAMP SWITCH (RIGHT SIDE OF TRANSMISSION) BACKUP LAMP SUPPLY VOLTAGE BLK WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON TOE BOARD, IN RIGHT FRONT FOOTWELL) BRN WIRE BTSI/BU FUSE 21 DK BLU WIRE DRIVER OUTSIDE REARVIEW MIRROR GROUND GRY WIRE HEADLIGHT SENSOR HOT AT ALL TIMES HOT IN RUN IGNITION 3 VOLTAGE INSIDE REARVIEW MIRROR INSTRUMENT PANEL FUSE BLOCK (AT RIGHT FRONT FOOTWELL) LOGIC LT GRN WIRE M/T NCA WIRE PARK/NEUTRAL POSITION SWITCH, BACK-UP LAMP SWITCH (ON LEFT SIDE OF TRANSMISSION) PNK WIRE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT)

BATTERY BLK WIRE BODY CONTROL MODULE (BCM) DK BLU WIRE DK GRN WIRE GRN WIRE GROUND HDLP OFF IN HDLP ON HDLPMOTL H FUSE 4 HDLPMOTR H FUSE 3 HEADLAMP DOOR CONTROL MODULE (IN LOWER RIGHT FRONT OF ENGINE COMPT) HEADLAMP SWITCH HEADLAMPS OFF INPUT HEADLAMPS ON INPUT HEADLIGHTS SYSTEM (HEADLAMPS, FOG LAMPS CIRCUIT) HOT AT ALL TIMES I/P FUSE BLOCK (IN RIGHT FRONT FOOTWELL, INSTRUMENT PANEL CLUSTER LEFT HEADLAMP DOOR ASSEMBLY LEFT HEADLAMP DOOR CONTROL LT BLU WIRE LT GRN WIRE NCA WIRE OFF PARK HEAD ORG/ WIRE PK T/LP FUSE 6 POWER DISTRIBUTION SYSTEM RIGHT HEADLAMP DOOR ASSEMBLY RIGHT HEADLAMP DOOR CONTROL UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE

ALC HDLP RELAY 44 AMBIENT LIGHT SENSOR (TOP OF DIC SWITCHES) AMPLIFIER BLK WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON THE TOE BOARD, IN RIGHT FOOTWELL) DK GRN/WHT WIRE F/TNK DR FUSE 32 FOG LAMP RELAY CTRL FOG LAMP IND CTRL FOG LAMP REQUEST FOG LAMP SWITCH FOG LAMP/ REAR COMPARTMENT LID RELEASE SWITCH FOG LEFT FOG LAMP LAMP ON INDICATOR FOG LP FUSE 6 FOG LP RELAY 39 HDHIBML FUSE 12 HDHIBMR FUSE 9 HDLOBML FUSE 10 HDLOBMR FUSE 8 HDLP CIRCUIT BREAKER 54 HEADLAMP DIMMER SWITCH HEADLAMP DOORS CIRCUIT HEADLAMP SWITCH (PART OF MULTIFUNCTION TURN SIGNAL LEVER) FLASH -TO- PASS SWITCH HIGH BEAM HIGH LOW HOT AT ALL TIMES I/P FUSE BLOCK (RIGHT FRONT FOOT- WELL) I/P FUSE BLOCK (RIGHT FRONT FOOTWELL) INSTRUMENT PANEL CLUSTER (IPC) HIGH BEAM INDICATOR LEFT HEADLAMP DOOR ASSEMBLY LIGHT SENSOR GROUND CTRL LIGHT SENSOR INPUT CTRL ALC HCLP RELAY 44 CTRL LOW BEAM LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF HEAD PARK ORG/ WIRE ORG/BLK WIRE PPL RED WIRE RIGHT FOG LAMP RIGHT HEADLAMP DOOR ASSEMBLY SPLICE SPLICE PACK TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BODY CONTROL MODULE (BCM) (IN RIGHT FRONT FOOTWELL) HORN RELAY CONTROL DK GRN WIRE HORN (BEHIND RIGHT SIDE FRONT FASCIA) HORN FUSE 11 20 A HORN RELAY HORN SWITCHES HOT AT ALL TIMES NCA WIRE SLIP RING SPLICE PACK 100 (AT RIGHT HEADLAMP DOOR ASSEMBLY CONNECTOR BREAKOUT) STEERING WHEEL) UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT)

A/C CLU RELAY A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE (IN FORWARD LAMP HARN, NEAR A/C CLUTCH CONNECTOR) A/C FUSE 24 A/C ON A/C REFRIGERANT PRESSURE SENSOR (ATTACHED TO THE A/C HIGH SIDE LINE) A/C REQ AIR RECIRC AIR SOURCE LOGIC AIR TEMPERATURE ACTUATOR BLK WIRE BLO MOT MAXI FUSE 51 BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER MOTOR CONTROL PROCESSOR (BEHIND RIGHT SIDE OF DASH) BLOWER MOTOR RELAY (ON MULTI-USE RELAY & FUSE BRACKET, ABOVE BCM) BRN WIRE COOLFAN 1 FUSE 49 COOLFAN 2 FUSE 46 COOLFAN 3 FUSE 14 COOLING FAN (LEFT) COOLING FAN (RIGHT) COOLING FAN 1 RELAY COOLING FAN 2 RELAY COOLING FAN 3 RELAY DEFOGGER SYSTEM DEFROST/ DEFOG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENSOR ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE, BELOW GENERATOR) GRY WIRE HOT AT ALL TIMES HOT IN RUN HVAC FUSE 18 HOT IN RUN OR START HVAC CON MINI FUSE 27 HVAC CONTROL MODULE I/P FUSE BLOCK (RIGHT FRONT FOOTWELL, MOUNTED TO TOE BOARD) LOW REF LT BLU WIRE LT GRN WIRE NCA WIRE OFF LO ORG/ WIRE PPL PRESS SIG REAR DEFOGGER CIRCUIT RED WIRE RED/BLK WIRE RELAY CTRL SENS GND SPLICE PACK TAN WIRE TEMP CONTROL UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE