Chevrolet Bolt I (2016-2021) battery energy control module Wiring diagrams

A/C REFRIGERANT PRESSURE SENS SIG A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR AUXILIARY HEATER COOLANT PUMP BATT POSITIVE VOLT BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR (ATTACHED TO RADIATOR SHROUD) COOLING FAN SPD SIG CTRL SIG DC BATTERY CHARGER ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) FUSE 1 GRN WIRE HEATER HIGH SPD GMLAN SERIAL DATA (+) 1 HYBRID/EV BATTERY PACK HYBRID/EV BATTERY PACK COOLANT HEATER (MOUNTED NEXT TO HYBRID/EV BATTERY PACK) HYBRID/EV BATTERY PACK COOLANT TEMPERATURE SENSOR 1 LOGIC LOW REF ORG/ WIRE ORG/BLK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE VIO WIRE W/ ANALOG 360 VIEW VISION W/O ANALOG 360 VIEW VISION WHT WIRE YEL WIRE

BATT POSITIVE VOLT BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/YEL WIRE COOLING FAN MOTOR (ATTACHED TO RADIATOR SHROUD) CTRL SIG DC BATTERY CHARGER FUSE 1 HEATER HYBRID/EV BATTERY COOLANT LEVEL SWITCH HYBRID/EV BATTERY PACK HYBRID/EV BATTERY PACK COOLANT HEATER (MOUNTED NEXT TO HYBRID/EV BATTERY PACK) HYBRID/EV BATTERY PACK COOLANT TEMPERATURE SENSOR 1 LOGIC ORG/ WIRE ORG/BLK WIRE RED WIRE RED/BLU WIRE VIO WIRE WHT WIRE YEL WIRE

BATTERY ENERGY CONTROL MODULE BLK WIRE CENTER HIGH MOUNTED STOP LAMP CHASSIS CONTROL MODULE COOLANT HEATER CONTROL MODULE FRONT SEAT HEATING CONTROL MODULE HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY PACK HYBRID/EV POWERTRAIN CONTROL MODULE 2 LEFT AUXILIARY TAIL LAMP ASSEMBLY LEFT AUXILIARY TAIL/STOP LAMP LEFT BACKUP LAMP LEFT LICENSE PLATE LAMP LEFT REAR SIDE MARKER LAMP LEFT REAR TURN SIGNAL LAMP LEFT TAIL LAMP ASSEMBLY LIFTGATE UNLATCH SWITCH NCA WIRE PARK BRAKE CONTROL SWITCH PARKING ASSIST CONTROL MODULE PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER PRESENCE MODULE PASSENGER WINDOW SWITCH REAR COMPARTMENT COURTESY LAMP RIGHT LICENSE PLATE LAMP RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RIGHT REAR SEAT HEATING SWITCH RIGHT REAR WINDOW SWITCH RIGHT TURN SIGNAL REPEATER LAMP TRAILER LIGHTING CONTROL MODULE TRANSMISSION SHIFT LEVER POSITION INDICATOR TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LEVER KNOB W/ CHILD PRESENCE DETECTOR W/ FRONT, REAR PARK ASSIST W/ TAIL, STOP LAMP

ACCM FUSE 54 APM FUSE BATTERY BATTERY CURRENT SENSOR BATTERY ENERGY CONTROL MODULE BATTERY FUSE BLOCK BLK WIRE BLOWER MOTOR CONTROL MODULE BLU WIRE BODY CONTROL MODULE BRN WIRE CHASSIS CONTROL MODULE COOLANT HEATER CONTROL MODULE COOLING FAN MOTOR CURRENT SENSOR FUSE EBCM SUPPLY ELECTRONICS FUSE EBCM SUPPLY MOTOR FUSE ECM FUSE 64 ELECTRIC A/C COMPRESSOR CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ENGINE COOLING FAN FUSE EPS FUSE FRONT SEAT HEATING CONTROL MODULE FRONT WIPER MOTOR CO-DRIVER FUSE FRONT WIPER MOTOR DRIVER FUSE GRN WIRE GRY WIRE HEH FUSE HYBRID/EV BATTERY PACK HYBRID/EV BATTERY PACK COOLANT PUMP HYBRID/EV ELECTRONICS COOLANT PUMP ICCM FUSE 46 LEFT REAR WINDOW SWITCH LEFT WINDSHIELD WIPER MOTOR MODULE LINEAR POWER MOTOR FUSE NCA WIRE PE COOLANT PUMP FUSE POWER STEERING CONTROL MODULE POWER WINDOW REAR FUSE PROVISION FUSE REC FUSE RED WIRE RESS 1 FUSE RESS PUMP FUSE RIGHT REAR WINDOW SWITCH RIGHT WINDSHIELD WIPER MOTOR MODULE SEAT MODULE FRONT FUSE TO IGNITION MAIN RELAY 1 (DIAGRAM 2 OF 6) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 6) TRANSMISSION RANGE CONTROL MODULE TRCM 1 FUSE UEC FUSE UNDERHOOD FUSE BLOCK VIO WIRE WHT WIRE YEL WIRE

BATTERY ENERGY CONTROL MODULE BATTERY POS VOLT BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRN/GRN WIRE COMMUNICATION CTRL COMPUTER DATA LINES SYSTEM COURSE SIG FAULT SIGNAL FROM HYBRID/EV BATTERY NEGATIVE CONTACTOR (DIAGRAM 12 OF 16) GRN WIRE GROUND GRY WIRE HI SIG 2 HIGH SPD SER DATA (+) (1) HIGH SPD SER DATA (-) 6 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY 2 ENERGIZED HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY MODULE 1 HYBRID/EV BATTERY MODULE 10 HYBRID/EV BATTERY MODULE 2 HYBRID/EV BATTERY MODULE 5 HYBRID/EV BATTERY MODULE 6 HYBRID/EV BATTERY MODULE 8 HYBRID/EV BATTERY PACK CURRENT SENSOR HYBRID/EV BATTERY TEMPERATURE SENSOR 1 HYBRID/EV BATTERY TEMPERATURE SENSOR 2 HYBRID/EV BATTERY TEMPERATURE SENSOR 3 HYBRID/EV BATTERY TEMPERATURE SENSOR 4 HYBRID/EV BATTERY TEMPERATURE SENSOR 5 HYBRID/EV BATTERY TEMPERATURE SENSOR 6 IGN 1 VOLT LOW REF LOW REF (6) LOW REF 2 LOW REF 3 LOW REF 5 LOW REF 7 RED WIRE RED/VIO WIRE RESS 1 FUSE RESS FUSE SENS FINE SIG TEMP SIG 2 TEMP SIG 3 TEMP SIG 4 TEMP SIG 5 TEMP SIG 6 TEMP SIG 7 TO HYBRID/EV BATTERY MODULE 1 (DIAGRAM 13 OF 16) UNDERHOOD FUSE BLOCK VICM FUSE VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VOLT REF WAKEUP SERIAL DATA 2 WHT WIRE YEL WIRE YEL/VIO WIRE

BATT VOLT SIG 1 BATT VOLT SIG 10 BATT VOLT SIG 11 BATT VOLT SIG 12 BATT VOLT SIG 13 BATT VOLT SIG 14 BATT VOLT SIG 15 BATT VOLT SIG 16 BATT VOLT SIG 17 BATT VOLT SIG 18 BATT VOLT SIG 19 BATT VOLT SIG 2 BATT VOLT SIG 20 BATT VOLT SIG 21 BATT VOLT SIG 22 BATT VOLT SIG 23 BATT VOLT SIG 24 BATT VOLT SIG 25 BATT VOLT SIG 26 BATT VOLT SIG 27 BATT VOLT SIG 28 BATT VOLT SIG 29 BATT VOLT SIG 3 BATT VOLT SIG 30 BATT VOLT SIG 31 BATT VOLT SIG 32 BATT VOLT SIG 33 BATT VOLT SIG 4 BATT VOLT SIG 5 BATT VOLT SIG 6 BATT VOLT SIG 7 BATT VOLT SIG 8 BATT VOLT SIG 9 BATTERY ENERGY CONTROL MODULE BLU WIRE BRN WIRE FROM HYBRID/EV BATTERY PACK CURRENT SENSOR (DIAGRAM 11 OF 16) GRN WIRE GRN/WHT WIRE GRY WIRE HYBRID/EV BATTERY MODULE 1 HYBRID/EV BATTERY MODULE 2 HYBRID/EV BATTERY MODULE 3 HYBRID/EV BATTERY PACK (UNDER CENTER OF VEHICLE) HYBRID/EV BATTERY SECTION 1 HYBRID/EV BATTERY SECTION 2 HYBRID/EV BATTERY SECTION 3 LOW REF LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/RED WIRE PNK WIRE TO HYBRID/EV BATTERY MODULE 4 (DIAGRAM 14 OF 16) VIO WIRE WHT WIRE YEL WIRE

BATT VOLT SIG 33 BATT VOLT SIG 34 BATT VOLT SIG 35 BATT VOLT SIG 36 BATT VOLT SIG 37 BATT VOLT SIG 38 BATT VOLT SIG 39 BATT VOLT SIG 40 BATT VOLT SIG 41 BATT VOLT SIG 42 BATT VOLT SIG 43 BATT VOLT SIG 44 BATT VOLT SIG 45 BATT VOLT SIG 46 BATT VOLT SIG 47 BATT VOLT SIG 48 BATTERY ENERGY CONTROL MODULE BLU WIRE BLU/GRN WIRE BRN WIRE FROM BATTERY ENERGY CONTROL MODULE (DIAGRAM 13 OF 16) FROM HYBRID/EV BATTERY MODULE 3 (DIAGRAM 13 OF 16) GRN WIRE GRN/WHT WIRE GRY WIRE HYBRID/EV BATTERY MODULE 4 HYBRID/EV BATTERY MODULE 5 HYBRID/EV BATTERY PACK (UNDER CENTER OF VEHICLE) HYBRID/EV BATTERY SECTION 4 HYBRID/EV BATTERY SECTION 5 LOW REF LT BLU WIRE ORG/ WIRE ORG/RED WIRE PNK WIRE TO MANUAL SERVICE DISCONNECT RECEPTACLE (DIAGRAM 15 OF 16) VIO WIRE WHT WIRE YEL WIRE

BATT VOLT SIG 49 BATT VOLT SIG 50 BATT VOLT SIG 51 BATT VOLT SIG 52 BATT VOLT SIG 53 BATT VOLT SIG 54 BATT VOLT SIG 55 BATT VOLT SIG 56 BATT VOLT SIG 57 BATT VOLT SIG 58 BATT VOLT SIG 59 BATT VOLT SIG 60 BATT VOLT SIG 61 BATT VOLT SIG 62 BATT VOLT SIG 63 BATT VOLT SIG 64 BATTERY ENERGY CONTROL MODULE BLU WIRE FROM BATTERY ENERGY CONTROL MODULE (DIAGRAM 16 OF 16) FROM HYBRID/EV BATTERY MODULE 5 (DIAGRAM 14 OF 16) GRN WIRE GRN/WHT WIRE GRY WIRE HYBRID/EV BATTERY MODULE 6 HYBRID/EV BATTERY MODULE 7 HYBRID/EV BATTERY SECTION 4 HYBRID/EV BATTERY SECTION 5 HYBRID/HV BATTERY PACK (UNDER CENTER OF VEHICLE) LOW REF LT BLU WIRE LT GRN WIRE MANUAL SERVICE DISCONNECT MANUAL SERVICE DISCONNECT RECEPTACLE ORG/ WIRE ORG/RED WIRE PNK WIRE TO HYBRID/EV BATTERY MODULE 8 (DIAGRAM 16 OF 16) VIO WIRE WHT WIRE YEL WIRE

BATT VOLT SIG 64 BATT VOLT SIG 65 BATT VOLT SIG 66 BATT VOLT SIG 67 BATT VOLT SIG 68 BATT VOLT SIG 69 BATT VOLT SIG 70 BATT VOLT SIG 71 BATT VOLT SIG 72 BATT VOLT SIG 73 BATT VOLT SIG 74 BATT VOLT SIG 75 BATT VOLT SIG 76 BATT VOLT SIG 77 BATT VOLT SIG 78 BATT VOLT SIG 79 BATT VOLT SIG 80 BATT VOLT SIG 81 BATT VOLT SIG 82 BATT VOLT SIG 83 BATT VOLT SIG 84 BATT VOLT SIG 85 BATT VOLT SIG 86 BATT VOLT SIG 87 BATT VOLT SIG 88 BATT VOLT SIG 89 BATT VOLT SIG 90 BATT VOLT SIG 91 BATT VOLT SIG 92 BATT VOLT SIG 93 BATT VOLT SIG 94 BATT VOLT SIG 95 BATT VOLT SIG 96 BATTERY ENERGY CONTROL MODULE BLU WIRE BRN WIRE FROM HYBRID/EV BATTERY MODULE 7 (DIAGRAM 15 OF 16) GRN WIRE GRN/WHT WIRE GRY WIRE HYBRID/EV BATTERY MODULE 10 HYBRID/EV BATTERY MODULE 8 HYBRID/EV BATTERY MODULE 9 HYBRID/EV BATTERY PACK (UNDER CENTER OF VEHICLE) HYBRID/EV BATTERY SECTION 1 HYBRID/EV BATTERY SECTION 2 HYBRID/EV BATTERY SECTION 3 LOW REF LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE TO HYBRID/EV BATTERY CONTACTOR ASSEMBLY (DIAGRAM 12 OF 16) TO HYBRID/EV BATTERY MODULE 7 (DIAGRAM 15 OF 16) VIO WIRE WHT WIRE YEL WIRE