Chevrolet Impala IX (2006-2016) battery energy control module Wiring diagrams

10 12 HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 4 3 HI SPD GMLAN SER DATA (-) 1 HI SPD GMLAN SER DATA (+) 1 6 18 HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 8 9 HI SPD GMLAN SER DATA (-) 1 HI SPD GMLAN SER DATA (+) 1 ACC WAKEUP SER DATA BATTERY ENERGY CONTROL MODULE CAN BUS HI 2 SER DATA CAN BUS HI SER DATA CAN BUS LO 2 SER DATA CAN BUS LO SER DATA CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) DK BLU WIRE DK BLU/GRY WIRE DK BLU/YEL WIRE ELECTRONIC BRAKE CONTROL MODULE (IN BRAKE PRESSURE MODULATOR VALVE) ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) GRY WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HYBRID EXCEPT HYBRID W/ ONSTAR W/O ONSTAR 2 3 4 HYBRID/EV BATTERY PACK (HYBRID) (IN HYBRID/ EV BATTERY PACK, REAR LEFT) LO SPD GMLAN SER DATA LT GRN WIRE LT GRN/BLK WIRE PNK/BLK WIRE SER DATA COMM ENABLE SER DATA COMM ENABLE HI SPD GMLAN SER DATA (-) 2 HI SPD GMLAN SER DATA (+) 2 STARTER/GENERATOR CONTROL MODULE TAN/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE

BATT POS VOLT BATT POSIT VOLT BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CAN BUS HIGH 2 SERIAL DATA CAN BUS LOW 2 SERIAL DATA COMPUTER DATA LINES SYSTEM COOLANT PUMP RLY COIL CTRL COOLANT TEMP SENS SIG DK BLU WIRE ENGINE CONTROL IGNITION RELAY FAN SPD SENS SUPPLY VOLT FAN SPD SIG (1) FAN SPD SIG (2) FUSE GRN WIRE GROUND GRY WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE BLOCK FUSE HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY PACK COOLING FAN (RIGHT SIDE LUGGAGE COMPT) HYBRID/EV BATTERY SECTION 1 HYBRID/EV BATTERY SECTION 2 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 HYBRID/EV POWERTRAIN CONTROL MODULE STARTER/GENERATOR CONTROL MODULE INLET HYBRID/ EV BATTERY AIR PACK TEMPERATURE SENSOR LOGIC LT GRN/VIO WIRE MGU COOL PMP FUSE ORG/ WIRE ORG/GRY WIRE PNK/BLK WIRE POWER PACK FUSE RED WIRE RED/BRN WIRE RED/DK BLU WIRE SENS LOW REF STARTER/ GENERATOR COOLANT PUMP (ON RADIATOR FAN ASSEMBLY) STARTER/ GENERATOR COOLANT PUMP RELAY STARTER/ GENERATOR COOLANT TEMPERATURE SENSOR UNDERHOOD FUSE BLOCK VIO WIRE WAKEUP SER DATA WHT WIRE WHT/ORG WIRE YEL WIRE YEL/GRN WIRE

3 2 1 FAN SPD SIG 1 FAN SPD SIG 2 GROUND 5 4 BATT POS VOLT FAN SPD SNSR SUPPLY VOLT ACCESSORY WAKEUP AJAR SW SIG BATT + BATT POS VOLT BATT RVC FUSE BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/YEL WIRE BLU/VIO WIRE BPIM IGN FUSE BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SNSR SIG SNSR LOW REFERENCE CURRENT SNSR LOW CURRENT SNSR SIG CURRENT SNSR SPLY DK BLU WIRE DK BLU/GRY WIRE FAN SPEED SNSR SUPPLY VOLT BATT POSITIVE VOLTAGE SERIAL DATA (+) SERIAL DATA (+) FROM HYBRID/EV BATTERY SECTION 2 (DIAGRAM 4 OF 4) GRY PNK/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HIGH SER DATA HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY PACK CABLE COVER HYBRID/EV BATTERY PACK CURRENT SENSOR HYBRID/EV BATTERY PRE-CHARGE RESISTOR HYBRID/EV POWERTRAIN CONTROL MODULE STARTER/GENERATOR CONTROL MODULE LOGIC HYBRID/EV BATTERY PACK COOLING FAN (RIGHT SIDE LUGGAGE COMPT) LOW SER DATA LT GRN WIRE LT GRN/BLK WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MGU COOL PMP FUSE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER PACK BLOWER FUSE POWER PACK FUSE PPL PRE-CHARGE CONTACTOR RED WIRE RED/BLK WIRE RED/BRN WIRE RED/DK BLU WIRE RED/YEL WIRE REFERENCE RUN/CRANK IGN 1 SER DATA SERIAL DATA SERIAL DATA (+) SERIAL DATA (-) BATT POSITIVE VOLTAGE STARTER/ GENERATOR COOLANT PUMP RELAY STARTER/GENERATOR COOLANT TEMPERATURE SENSOR (ON RADIATOR FAN ASSEMBLY) TAN WIRE TAN/WHT WIRE TO HYBRID/EV BATTERY SECTION 1 (DIAGRAM 3 OF 4) MAIN CONTACTOR UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 TEMP SIG 5 TEMP SIG 4 TEMP SIG 2 TEMP SIG 1 BATTERY ENERGY CONTROL MODULE BLK/RED WIRE BLU WIRE BRN/GRN WIRE FROM MAIN CONNECTOR (DIAGRAM 2 OF 4) FROM MANUAL SERVICE DISCONNECT (DIAGRAM 4 OF 4) GRN WIRE GRY WIRE HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY POS VOLTAGE HYBRID/EV BATTERY SECTION 1 HYBRID/EV BATTERY TEMPERATURE SENSOR 1 HYBRID/EV BATTERY TEMPERATURE SENSOR 2 HYBRID/EV BATTERY TEMPERATURE SENSOR 3 INLET HYBRID/ EV BATTERY PACK AIR TEMPERATURE SENSOR LOW REF LOW REF LOW REF LOW REF ORG/ WIRE ORG/GRY WIRE RED WIRE VIO/WHT WIRE WHT WIRE WHT/ORG WIRE

1 2 3 4 5 6 7 8 9 10 TEMP SIG 7 TEMP SIG 3 BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/RED WIRE BLU WIRE BRN/GRN WIRE FAN ASSEMBLY) GRN WIRE GRY WIRE HYBRID/EV BATTERY NEG VOLTAGE HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY SECTION 2 HYBRID/EV BATTERY TEMPERATURE SENSOR 4 HYBRID/EV BATTERY TEMPERATURE SENSOR 5 HYBRID/EV BATTERY TEMPERATURE SENSOR 6 LOW REF LOW REF LOW REF MANUAL SERVICE DISCONNECT ORG/ WIRE ORG/GRY WIRE RED WIRE STARTER/ GENERATOR COOLANT PUMP (ON RADIATOR STARTER/ GENERATOR MODULE (DIAGRAM 2 OF 4) TEMP SIG 6 TO HYBRID/EV BATTERY SECTION 1 (DIAGRAM 3 OF 4) VIO/WHT WIRE