Chevrolet Volt I (2010-2015) b+ volt Wiring diagrams

AMBIENT LIGHT/ SUNLOAD SENSOR (FRONT CENTER OF DASH) B+ VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLOWER MTR FAN CTRL BLOWER MTR SPD CTRL BLWR FUSE BRN WIRE BRN/LT BLU WIRE COOLANT HEATER TEMPERATURE SENSOR (RIGHT REAR OF ENGINE COMPT) DK BLU WIRE FDBACK SIG GRY/DK GRN WIRE GRY/LT BLU WIRE GRY/LT GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES LT BLU/GRY WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/GRY WIRE MOTOR CTRL MTR ANABLE RED/LT BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT SIDE OF INSTRUMENT PANEL) VIO/BRN WIRE VIO/YEL WIRE WHT WIRE WHT/LT BLU WIRE YEL/LT BLU WIRE YEL/RED WIRE YEL/VIO WIRE

5 VOLT REF ACCESS WAKUP SRL DATA ACCM COOL FUSE FAN 1 FUSE B+ VOLT BATT + BLK WIRE BLK/BRN WIRE BRN/RED WIRE CABIN PMP/VLV FUSE CHCM MISC FUSE RUN/CRNK FUSE COMPUTER DATA LINES SYSTEM COOL FAN 2 FUSE COOLANT HEATER CONTROL MODULE (REAR OF ENGINE COMPT) COOLANT TEMP SENS SIG COOLING FAN SPD SIG CTRL SIG ENGINE CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) GMLAN GRN WIRE GRY/LT BLU WIRE GRY/LT GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN ENERGIZED LOGIC LOW REF LOW SPD LT BLU WIRE LT BLU/VIO WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PRESS SENS SIG RED WIRE RED/GRY WIRE RED/LT BLU WIRE RED/WHT WIRE SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/DK BLU WIRE WHT WIRE WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR (TOP CENTER OF WINDSHIELD) YEL/LT BLU WIRE YEL/RED WIRE

5 VOLT REF 63 31 60 33 32 5 VOLT REF LOW PRESS SENS SIG LOW REF LOW REF HI TEMP SENS SIG 72 52 9 HTR SOL VALVE CTRL COOLING FAN CTRL SIG HTR SOL VALVE CTRL A/C LOW SIDE PRESSURE SENSOR (LEFT SIDE OF ENGINE, ON A/C LINE) A/C REFRIGERANT LOW SIDE TEMPERATURE SENSOR (LEFT FRONT OF ENGINE, ON A/C LINE) A/C REFRIGERANT PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) ACCESS WAKUP SERIAL DATA 2 B+ VOLT BLK WIRE BLK/BRN WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COOLANT VALVE POSITION SENS SIG DATA (+) (1) HI SPD GMLAN ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF CYLINDER HEAD) FUSE FUSE HI SPD GMLAN DATA (-) (1) HI VOLT BATT (+) HYBRID/EV POWERTRAIN CONTROL MODULE 1 HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S LOGIC LOW REF LOW SPD SERIAL DATA LT BLU WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT GRN WIRE NCA WIRE ORG/ WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT SEAT) VIO/BRN WIRE VIO/DK BLU WIRE WHT WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL/LT BLU WIRE

AUTOMATIC TRANSMISSION ASSEMBLY (HYBRID) B+ VOLT BACKUP LAMP BCM/EXT LIGHTS FUSE BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY GRN/BRN WIRE GRY WIRE GRY/ORG WIRE HOT AT ALL TIMES HYBRID/EV POWERTRAIN CONTROL MODULE 1 INSIDE REARVIEW MIRROR LEFT INSTRUMENT PANEL FUSE BLOCK (BEHIND LEFT END OF DASH) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/RED WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE NCA WIRE NETWORK BUS 4 REARVIEW CAMERA (CENTER OF REAR BUMPER) RED WIRE RED/BRN WIRE SERIAL DATA SIG A SIG B SIG C SIG P SPLY VOLT TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH VIO WIRE W/ PARKING ASSIST ASSIST W/O PARKING WHT WIRE YEL/BLK WIRE YEL/LT GRN WIRE YEL/RED WIRE

ACCESS WAKUP SRL DATA B+ VOLT BLK WIRE BLK/BRN WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE COOL FAN 2 FUSE COOLING FAN CTRL SIG COOLING FAN SPD SIG COOLANT TEMP SENS SIG CTRL SIG ENGINE CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF CYLINDER HEAD) GRN WIRE HOT AT ALL TIMES HTR SOL VALVE CTRL HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) LEFT COOLING FAN MOTOR (BEHIND LEFT SIDE OF RADIATOR) LOW REF LOW SPD SERIAL DATA LT BLU WIRE LT BLU/VIO WIRE LT BLU/WHT WIRE LT GRN WIRE RED WIRE RED/LT BLU WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (BEHIND RIGHT SIDE OF RADIATOR) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE

B+ VOLT BLK WIRE BLK/YEL WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN FAN CTRL FAN ENABLE FAN FEED- BACK SIG FUSE HOT AT ALL TIMES APM FAN FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) LOW REF LOW SPD SERIAL DATA LT GRN WIRE LT GRN/VIO WIRE MTR CTRL MTR ENABLE MTR FEED- BACK SIG REAR BODY FUSE BLOCK (LEFT REAR CORNER OF LUGGAGE COMPT) RED/BRN WIRE RED/LT BLU WIRE SENS SIG VIO/LT BLU WIRE YEL/GRY WIRE YEL/LT GRN WIRE

AMP FUSE AMPLIFIER CONTROL AUDIO AMPLIFIER B+ VOLT BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CELLULAR TELEPHONE VOICE SIG COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GROUND GRY/YEL WIRE HOT AT ALL TIMES REAR BODY FUSE BLOCK (LEFT REAR CORNER CORNER OF LUGGAGE COMPT) L/R SUBWOOFER (-) LEFT FRONT TWEETER SPEAKER LF LOW LEVEL AUDIO (-) LF LOW LEVEL AUDIO SIG LF SPKR LF SPKR SIG (-) (1) LOW GMLAN SERIAL DATA LOW REFERENCE LR LOW LEVEL AUDIO (-) LR LOW LEVEL AUDIO SIG + LR SPKR LR SPKR SIG (-) LT BLU LT BLU/BRN WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/BRN WIRE LT BLU/GRY WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE NCA WIRE RED/BRN WIRE REMOTE ENABLE SIG RF LOW LEVEL AUDIO SIG RF LOW LVL AUD(-) RF SPKR RF SPKR SIG (-) RF TWEETER SPKR (-) RR LOW LEVEL AUDIO (-) RR LOW LEVEL AUDIO SIG + RR SPKR RR SPKR SIG (-) SUBWOOFER SPEAKER TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE VIO/BRN WIRE VIO/LT BLU WIRE VOICE RECOGNITION AUDIO SIG WHT WIRE WHT/BRN WIRE YEL WIRE YEL/GRY WIRE YEL/LT BLU WIRE

AJAR SW SIG B+ VOLT BLK WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DOWN CTRL DOWN SIG DRIVER WINDOW MOTOR (DRIVER'S DOOR) DRIVER WINDOW SWITCH DRVR DR SW FUSE EXPRESS EXPRESS GND EXPRESS SIG FRT PWR WNDW FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES LEFT FRONT DOWN SWITCH LEFT FRONT EXPRESS SWITCH LEFT FRONT UP SWITCH LEFT REAR DOWN SWITCH LEFT REAR EXPRESS SWITCH LEFT REAR UP SWITCH LEFT REAR WINDOW MOTOR (LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LOCK OUT IND LOCK OUT SWITCH LOGIC LR DOWN CTRL DOWN LR UP CTRL LT BLU/GRY WIRE LT BLU/VIO WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE NETWORK BUS 3 NETWORK BUS 4 PASSENGER WINDOW MOTOR (RIGHT FRONT DOOR) PASSENGER WINDOW SWITCH PWR/ WNDW FUSE REAR BODY FUSE BLOCK (LEFT REAR CORNER OF LUGGAGE COMPT) RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOWN SWITCH RIGHT FRONT EXPRESS SWITCH RIGHT FRONT UP SWITCH RIGHT REAR DOWN SWITCH RIGHT REAR EXPRESS SWITCH RIGHT REAR UP SWITCH RIGHT REAR WINDOW MOTOR (RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH RR DOWN CTRL RR UP SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UP CTRL UP NETWORK BUS 4 UP SIG YEL/LT BLU WIRE

AMP FUSE AMPLIFIER CONTROL AUDIO AMPLIFIER B+ VOLT BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CELLULAR TELEPHONE VOICE SIG COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GROUND GRY/YEL WIRE HOT AT ALL TIMES REAR BODY FUSE BLOCK (LEFT REAR CORNER CORNER OF LUGGAGE COMPT) L/R SUBWOOFER (-) LEFT FRONT TWEETER SPEAKER LF LOW LEVEL AUDIO (-) LF LOW LEVEL AUDIO SIG LF SPKR LF SPKR SIG (-) (1) LOW GMLAN SERIAL DATA LOW REFERENCE LR LOW LEVEL AUDIO (-) LR LOW LEVEL AUDIO SIG + LR SPKR LR SPKR SIG (-) LT BLU LT BLU/BRN WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/BRN WIRE LT BLU/GRY WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE NCA WIRE RED/BRN WIRE REMOTE ENABLE SIG RF LOW LEVEL AUDIO SIG RF LOW LVL AUD(-) RF SPKR RF SPKR SIG (-) RF TWEETER SPKR (-) RR LOW LEVEL AUDIO (-) RR LOW LEVEL AUDIO SIG + RR SPKR RR SPKR SIG (-) SUBWOOFER SPEAKER TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE VIO/BRN WIRE VIO/LT BLU WIRE VOICE RECOGNITION AUDIO SIG WHT WIRE WHT/BRN WIRE YEL WIRE YEL/GRY WIRE YEL/LT BLU WIRE

3788 3787 3791 COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM 3790 3953 COOLING FANS SYSTEM 3827 3954 2364 5139 3793 TRUNK, TAILGATE, FUEL DOORS SYSTEM 59 60 61 HIGH CONTROL 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 PILOT SIG IND CTRL 6801 3794 TRUNK, TAILGATE, FUEL DOORS SYSTEM AUXILIARY HEATER CTRL B+ VOLT BATTERY FUSE BLOCK (ON BATTERY POSITIVE (+) POST BATTERY STATE OF CHARGE INDICATOR BLK WIRE BLK/BRN WIRE BLK/LT GRN WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGE PORT DOOR POSITION SWITCH (BEHIND REAR OF LEFT FRONT FENDER) COMPUTER DATA LINES SYSTEM COOLANT MOTOR ENABLE COMMUNICATION ENABLE COOLING FAN ENABLE COOLING FAN CTRL SOL VALVE CTRL COOLANT MTR CTRL COOLANT MTR CTRL COOLING FANS SYSTEM COOLING FANS SYSTEM AIR CONDITIONING SYSTEM FAN CONTROL SIGNAL FUEL DOOR LCK/UNLCK REF COOLANT MOTOR ENABLE FUEL DOOR LCK/UNLCK SIG FUSE 6 GMLAN SERIAL DATA GRY/LT GRN WIRE HOT AT ALL TIMES HYBRID/EV BATTERY PACK COOLANT PUMP (FRONT OF ENGINE COMPT, BEHIND RADIATOR) HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) IGN 1 VOLT IND CTRL LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/BRN WIRE LT BLU/GRY WIRE LT BLU/VIO WIRE LT BLU/WHT WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/VIO WIRE MODE MTR LOW CTRL MOTOR FEEDBACK SIG PROXIMITY STATUS SIGNAL 1 MTR CTRL MTR ENABLE MTR FEED- BACK SIG MTR FEEDBACK SIGNAL NCA WIRE PORT DOOR SENS SIG PORT DOOR WAKEUP SIG RED/VIO WIRE RED/YEL WIRE TO HYBRID/EV BATTERY PACK (DIAGRAM 6 OF 13) TO HYBRID/EV BATTERY PACK (DIAGRAM 8 OF 13) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/GRY WIRE VIO/LT BLU WIRE VIO/YEL WIRE WAKEUP SERIAL DATA PORT DOOR RLY CTRL SERIAL DATA 2 WHT WIRE WHT/BRN WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/YEL WIRE YEL/GRY WIRE YEL/LT BLU WIRE YEL/LT GRN WIRE YEL/VIO WIRE