Chevrolet Corvette C5 (1997-2004) underhood fuse block Wiring diagrams

BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON TOE BOARD, IN RIGHT FOOTWELL) BRN WIRE C/LALDL MINI FUSE 29 CRTSY LMP RLY CTSY LP RELAY 42 DK BLU WIRE DRIVER DOOR MODULE (DDM) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK INSIDE REARVIEW MIRROR INSTRUMENT ILLUMINATION CIRCUIT INSTRUMENT PANEL COMPARTMENT LAMP LEFT DOOR AJAR INDICATOR SWITCH LEFT FOOTWELL COURTESY LAMP LEFT REAR COMPARTMENT COURTESY LAMP LEFT VANITY MIRROR LAMP LT DR AJAR SW B+ VOLTAGE RT DR AJAR SW MONITORED LD MINI FUSE 2 MONITORED LD RELAY 37 NCA WIRE ORG/ WIRE PASSENGER DOOR MODULE (PDM) RELAY CNTRL RIGHT DOOR AJAR INDICATOR SWITCH RIGHT FOOTWELL COURTESY LAMP RIGHT REAR COMPARTMENT COURTESY LAMP RIGHT VANITY MIRROR LAMP SPLICE SPLICE PACK UNDERHOOD FUSE BLOCK UNDERHOOD LAMP WHT WIRE

ALC PRK LP RELAY ALC RELAY LFT DRL CTRL ANTI-LOCK BRAKES SYSTEM APPROACH MINI FUSE 2 BLK WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON TOE BOARD, IN RIGHT FOOTWELL) BRN WIRE CENTER HIGH MOUNT STOP LAMP (CHMSL) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRL LEFT RELAY DRL RIGHT RELAY GRY/BLK WIRE HAZARD SW HAZARD WARNING SWITCH HAZT/SG MINI FUSE 15 HEAD HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL FUSE BLOCK LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN SIGNAL LAMP LEFT REAR MARKER LAMP LEFT TAIL/ STOP/ TURN SIGNAL LAMPS LFT TURN IN LICENSE LAMPS LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE OFF ORG/ WIRE ORG/BLK WIRE PARK PK/TLP MINI FUSE 6 PNK WIRE PPL PPL FLASHER RADIO MODULE) RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN SIGNAL LAMP RIGHT TAIL/ STOP/ TURN SIGNAL LAMPS RIGHT REAR MARKER LAMP RT TURN IN RT TURN IN LFT TURN IN RT DRL CTRL SPLICE PACK 100 (REAR OF RIGHT FRONT WHEELWELL) SPLICE PACK 102 (UNDER RIGHT HEADLAMP, TAPED TO HARNESS) SPLICE PACK 201 (AT LEFT KICK PANEL) SPLICE PACK 400 (REAR OF VEHICLE, TAPED TO HARNESS NEAR BACK-UP LAMPS) STOPLAMP SWITCH STP/HAZ MINI FUSE 8 TURN SIGNAL SWITCH UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

1-4 IND ABS IND CTRL ABS IND. AIR BAG IND AIR BAG IND CTRL BCM 1, IPC MINI FUSE 25 BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (IN MASTER CYLINDER RESERVOIR) BRAKE IND BRN WIRE BRN/WHT WIRE CHECK ENGINE IND CHECK GAUGES IND CHECK GAUGES IND CTRL COOLANT TEMPER- ATURE GAUGE DATA LINK CONNECTOR (UNDER DASH, BELOW STEERING COLUMN) DIMMER/ HEAD UP DISPLAY SWITCH DK BLU WIRE DK GRN/WHT WIRE E/M ELECTRONIC SUSPENSION SYSTEM ENG SPEED ENGINE OIL TEMPERATURE SENSOR (ON BOTTOM LEFT REAR OF ENGINE) FROM BLOWER MOTOR CONTROL MODULE CONNECTOR BREAKOUT) FUEL GAUGE FUEL GAUGES FUEL SW IN GAUGES SW IN TRIP SW IN GROUND HUD DOWN SIG HUD UP SIG HUD DIM SIG HUD PAGE SIG GROUND IGN 1 VOLTAGE HUD DIMMER CLOCK DATA STROBE HUD UP SIG HUD DOWN SIG GRY WIRE GRY/BLK WIRE HEAD UP DISPLAY (HUD) HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK (IN RIGHT FRONT FOOTWELL, MOUNTED TO TOE BOARD) INSTRUMENT CLUSTER INTER LT DIMM HAZ SW INPUT SERIAL DATA LEFT TURN RIGHT TURN HI BEAM SIG IGNITION INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM IPC MINI FUSE 19 LEFT TURN IND LT BLU WIRE LT GRN WIRE M/T MIL CTRL OIL PRESSURE GAUGE OPTIONS SW IN RESET SW IN E/M SW IN GND ORG/ WIRE PARK BRAKE SWITCH (ON PARKING BRAKE LEVER) PNK WIRE PPL RESET OPTION RIGHT TURN IND SEAT BELT IND SEC IND CTRL SECURITY IND SKIP SHIFT IND SOLID STATE SPEEDOMETER SPLICE PACK STAR CONNECTOR 1 (DASH HARN, SERIAL DATA LINK SUB-HARNESS) TACHOMETER TAN/WHT WIRE TRAC IND CTRL TRACTION IND TRIP/ ODO UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON RIGHT REAR OF ENGINE COMPT) VOLTS GAUGE VSS OUT WARNING SYSTEM WHT WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH (INSIDE SOLVENT CONTAINER)

ALC PRK LP MICRO RELAY 43 BLK WIRE BODY CONTROL MODULE (BCM) (MOUNTED ON TOE BOARD, IN RIGHT FOOTWELL) BRAKE/ TRANSMISSION SHIFT LOCK CONTROL SOLENOID PRNDL BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (DLC) DIMMER SWITCH DRIVER DOOR MODULE (DDM) (IN LOWER CENTER OF LEFT DOOR) F/TNKDR MINI FUSE 32 FOG LAMP/ REAR COMPARTMENT LID RELEASE SWITCH GRY WIRE HEAD PARK HEADLAMP SWITCH HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER LEFT DOOR SWITCH LT GRN WIRE NCA WIRE OFF ORG/ WIRE PASSENGER DOOR MODULE (PDM) (IN LOWER CENTER OF RIGHT DOOR) PK/TLP MINI FUSE 6 PPL RADIO SERIAL DATA RIGHT DOOR SWITCH SOLID STATE SPLICE STAR CONNECTOR 1 STAR CONNECTOR 2 TAN WIRE TRACTION/ SUSPENSION CONTROL SWITCH UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

ALC HDLP RELAY 44 BASE SEAT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (MOUNTED ON TOE BOARD, IN RIGHT FOOTWELL) DK BLU WIRE DOOR CONTROL MODULE DRIVER DOOR LATCH DRIVER SEAT BELT SWITCH GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 19 LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PNK WIRE SEAT BELT INDICATOR SPLICE PACK SPORT SEAT STAR CONNECTOR 1 (LEFT SIDE OF BCM) TAN WIRE UNDERHOOD FUSE BLOCK WHT WIRE

1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T AIR PMP FUSE 50 AIR PUMP RELAY AUTOMATIC TRANS- MISSION AUTOMATIC TRANSMISSION FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION FLUID TEMP SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRUISE CONTROL RELEASE SWITCH (ON BRACKET, FRONT OF BRAKE PEDAL) DK BLU WIRE DK BLU/WHT WIRE DK GRN/ WHT WIRE DK GRN/WHT WIRE ENG F/PMP FUSE 13 FUEL PUMP AND SENDER ASSEMBLY (IN LEFT FUEL TANK) FUEL PUMP RELAY FUSE 19 GRN WIRE GRY OR WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START LO SW SW SW LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE M/T M/T A/T NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK/ NEUTRAL POSITION, BACK-UP LAMP SWITCH (ON LEFT SIDE OF TRANSMISSION) PESSURE CONTROL SOLENOID VALVE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL RED WIRE RED/BLK WIRE RELAY ENERGIZED REV SW SW RIGHT FUEL LEVEL SENSOR (IN RIGHT FUEL TANK) SECOND- ARY AIR INJECTION SOLENOID (ABOVE PCM) SECONDARY AIR INJECTION PUMP (LEFT FRONT OF ENG COMPT, ON SKID BAR) SPLICE PACK 100 (NEAR RIGHT HEADLAMP ASSEMBLY) SPLICE PACK 122 (BELOW BATTERY TRAY) SPLICE PACK 208 (RIGHT SIDE OF DASH) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TRANS- MISSION FLUID TEMP SENSOR UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

3 4 5 6 7 8 9 10 11 PPL A/C REFRIGERANT PRESSURE SENSOR (ATTACHED TO A/C HIGH SIDE LINE) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTSEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (LEFT SIDE OF OF ENG, BELOW GENERATOR) ENGINE OIL PRESSURE SENSOR (ON TOP CENTER REAR OF ENG) FOR 8 PIN IN-LINE CONN TOP CENTER OF VALVE COVER) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT WITH IGN RELAY ENERGIZED (IN RUN OR START) I/P FUSE BLOCK IGN IGN CTRL IGNITION COIL/MODULE 1 (TOP OF CYLINDER) IGNITION COIL/MODULE 3 (TOP OF CYLINDER) INSTRUMENT PANEL CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP MANIFOLD ABSOLUTE PRESSURE SENSOR (ON TOP REAR OF INTAKE MANIFOLD) ORG/ WIRE ORG/BLK WIRE PLUG PLUG SPARK PNK EXTENDED BRAKE TRA PNK WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE REF LO SET/COAST SIG RES/ACC SIG STOP SW SIG IGN SPARK STOP LAMP SWITCH (ON TOP OF BRAKE PEDAL SUPPORT) STOP LAMP SWITCH (TOP OF BRAKE PEDAL SUPPORT) STP HAZ FUSE 8 TAC SERL DATA TAC SERL DATA ON/OFF SIG GND TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROT CONT FUSE 17 UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

1 TO 4 IND 1223 (OR 375) 2-3 SS (OR 1-4 LAMP CTRL) TR SHIFT SOL A 2128 2122 2125 IGN CTRL 8 IGN CTRL 2 IGN CTRL 5 IGN CTRL 3 3 4 5 6 7 8 9 10 11 PPL 472 2121 2127 IAT SEN SIG IGN CTRL 1 IGN CTRL 7 IGN CTRL 6 IGN CTRL 4 PPL A/C REFRIG PRESS SEN SIG ALT TERM L A/C STATUS SIG A/C SYSTEM A/T AIR PUMP RLY CTRL ANTI-LOCK BRAKE SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CMP SEN B+ SUPPLY PCM GND COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC SUSPENSION SYSTEM ENG SPEED VSS INPUT FUEL LEVEL SEN SIG FUEL LEVL SEN SIG (SECOND) FUEL TANK PRESSURE SENSOR GRY WIRE GRY/BLK WIRE IGN IGN CTRL IGNITION COIL/MODULE 2 (TOP OF CYLINDER) IGNITION COIL/MODULE 4 (TOP OF CYLINDER) IGNITION COIL/MODULE 6 (TOP OF CYLINDER) IGNITION COIL/MODULE 8 (TOP OF CYLINDER) INSTRUMENT PANEL CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE M/T MAF SEN SIG MAP SEN SIG ENG COOL FAN RLY 2&3 CTRL EVAP CAN PURGE VALVE CTRL NCA WIRE PLUG PLUG SPARK PNK WIRE POWERTRAIN CONTROL MODULE (ON RIGHT SIDE OF ENG COMPT) PPL PPL 401 400 VSS REF LO VSS SIG HI PPL AIR SOL RLY CTRL TORQUE DELIVERED TRANS FLUID PRESS CTRL HI PPL IAT SEN GND ENG OIL PRESS SEN SIG PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REF LO SPARK STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANS FLUID PRESS CTRL LO FUEL PUMP RLY CTRL ENG SPEED (TACH) OUT SIG UNDERHOOD FUSE BLOCK VEHICLE SPEED OUT TRAN TEMP SEN SIG ALT F TERMINAL VEHICLE SPEED SENSOR (ON RIGHT OF DIFFERENTIAL) WHT WIRE YEL WIRE YEL/BLK (OR WHT) WIRE YEL/BLK WIRE