Chevrolet Malibu VIII facelift (2013-2016) engine control module (ecm) (left side of engine compt) Wiring diagrams

ACC WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRAKE PEDAL POSITION SENSOR BRK POS SNSR SIG CENTER DISPLAY COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONTROL SOLENOID CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE DRIVER INFORMATION DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (TOP OF TRANSMISSION) GRN WIRE GRY WIRE HI SPD GMLAN SER DATA - HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES IGN INSTRUMENT CLUSTER ISS HIGH ISS LOW LOGIC SER DATA LOW REF OSS HIGH OSS LOW OSS OSS LOW HIGH PARK/ NEUTRAL SIG PC 1 SOL PC 2 SOL PC 3 SOL PC 4 SOL PC 5 SOL PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED WIRE RED/DK GRN WIRE RUN/CRANK IGN 1 VOLT SHIFT SOLENOID VALVE 1 SHIFT SOLENOID VALVE 2 SIG GND SNSR 5 VOLT REF SNSR LOW REF SS 1 SS 2 SYSTEM TCC SOL TCM BATT FUSE TFP 1 TFP 3 TFP 4 TFP 5 TFT TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TRANSMISSION CONTROL MODULE TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRNS LOW RANGE REF SW SIG B TRNS RANGE SW SIG A TRNS RANGE SW SIG B TRNS RANGE SW SIG C TRNS RANGE SW SIG P TRNS TRNS RANGE RANGE SW SW SIG C SIG P UNDERHOOD FUSE BLOCK VALVE ASSEMBLY ISS ISS HIGH LOW VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE

ACC WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRAKE PEDAL POSITION SENSOR BRK POS SNSR SIG COMPUTER DATA LINES SYSTEM CONTROL SOLENOID ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXCEPT HYBRID GRN WIRE GRY WIRE HI SPD GMLAN SER DATA - HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES HYBRID/EV BATTERY PACK (BEHIND REAR SEATS IN LUGGAGE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE IGN LOW RANGE REF SW SIG P LOW REF OSS HIGH OSS LOW PARK/ NEUTRAL SIG PC 1 SOL PC 2 SOL PC 3 SOL PC 4 SOL PC 5 SOL PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED WIRE RED/GRN WIRE RUN/CRANK IGN 1 VOLT SHIFT SOLENOID VALVE 1 SIG GND SNSR 5 VOLT REF SNSR LOW REF SS 1 STARTER/GENERATOR CONTROL MODULE TCC SOL TCM BATT FUSE TFP 1 TFP 3 TFP 4 TFP 5 TFT TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TRANSMISSION CONTROL MODULE TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRNS TRNS RANGE SW SIG A TRNS TRNS RANGE RANGE SW SW SIG C SIG B UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VALVE ASSEMBLY ISS ISS HIGH LOW VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

ACC WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRAKE PEDAL POSITION SENSOR BRK POS SNSR SIG COMPUTER DATA LINES SYSTEM CONTROL SOLENOID CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (TOP OF TRANSMISSION) EXCEPT HYBRID GRN WIRE GRY WIRE HI SPD GMLAN SER DATA - HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES HYBRID/EV BATTERY PACK (BEHIND REAR SEATS IN LUGGAGE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE IGN ISS HIGH ISS LOW LOW RANGE REF SW SIG P LOW REF OSS HIGH OSS LOW PARK/ NEUTRAL SIG PC 1 SOL PC 2 SOL PC 3 SOL PC 4 SOL PC 5 SOL PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED WIRE RED/GRN WIRE RUN/CRANK IGN 1 VOLT SHIFT SOLENOID VALVE 1 SIG GND SNSR 5 VOLT REF SNSR LOW REF SS 1 STARTER/GENERATOR CONTROL MODULE TCC SOL TCM BATT FUSE TFP 1 TFP 3 TFP 4 TFP 5 TFT TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TRANSMISSION CONTROL MODULE TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRNS TRNS RANGE SW SIG A TRNS RANGE SW SIG B TRNS RANGE SW SIG C TRNS RANGE SW SIG P TRNS TRNS RANGE RANGE SW SW SIG C SIG B UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VALVE ASSEMBLY ISS ISS HIGH LOW VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

2.0L 2.5L 2.0L 2.5L, 2.4L 2.5L 2.0L 2.5L, 2.4L 2.0L 24 25 SERIAL DATA(-) SERIAL DATA(+) 2500 2501 COMPUTER DATA LINES SYSTEM AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LAMP SPLY VOLT BACKUP LP SPLY VOLT BATT POS VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DK BLU/GRY WIRE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXTERIOR LAMPS CIRCUIT FUSE 3 FUSE 8 GRN WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HIGH SPEED GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (LEFT SIDE OF DASH) LEFT BACKUP LAMP LEFT INNER TAIL- W/ LED LAMP TAIL- LAMPS LEFT REAR COMPARTMENT LID TAIL LAMP ASSEMBLY LOGIC INSIDE REAR VIEW MIRROR (ISRVM) LOGIC INSIDE REARVIEW MIRROR (ISRVM) (IF EQUIPPED) REAR VIEW CAMERA REARVIEW CAMERA (ABOVE REAR LICENSE PLATE) RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT BACKUP LAMP RIGHT INNER TAIL- W/ LED LAMP TAIL- LAMPS RIGHT REAR COMPARTMENT LID TAIL LAMP ASSEMBLY SERIAL DATA SIG A SIG A SIG B SIG C SIG P SIG B SIG C SIG P TOP OF TRANSMISSION) TRANS P/N SIG TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION INTERNAL MODE SWITCH W/ LED TAIL LAMPS W/O LED TAIL LAMPS WAKE UP SIG WHT WIRE WHT/GRY WIRE YEL WIRE

2.0L 2.5L 20 19 BATTERY BATTERY CURRENT SENSOR (MOUNTED TO NEGATIVE BATTERY CABLE) BATTERY FUSE BLOCK (ON BATTERY) BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (BEHIND LEFT SIDE OF DASH) BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENS LOW REF CURRENT SENS SIG CURRENT SENS DRIVER INFORMATION CENTER DISPLAY ECM IGN FUSE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRY WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN SERIAL DATA MIL IGN FUSE RED WIRE RUN/CRANK IGN 1 VOLT SIG GND SPLY VOLT STARTER MOTOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/YEL WIRE YEL WIRE

AUXILIARY BATTERY BATTERY BATTERY CURRENT SENSOR (MOUNTED TO NEGATIVE BATTERY CABLE) BATTERY FUSE BLOCK (ON BATTERY) BATTERY SENSOR MODULE BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND LEFT SIDE OF DASH) BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENS SIG CURRENT SENS CURRENT SENS SPLY VOLT DRIVER INFORMATION CENTER DISPLAY DUAL BATTERY CONTROL MODULE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE 4 FUSE 5 FUSE HOLDER BATTERY SENSOR FUSE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRY WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) INSTRUMENT CLUSTER LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA LT GRN WIRE NCA WIRE RED WIRE SIG GND UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE VIO/RED WIRE WHT WIRE YEL WIRE

1 2 17 9 OIL PRES SENS SIG 5 VOLT REF SENS LOW REF OIL PRESS 1 2 NETWORK BUS 4 AJAR SW SIG 29 5 6 BRK FLUID LVL SW SIG HI SPD SERIAL DATA + HI SPD SERIAL DATA - 5 6 NETWORK BUS 3 AJAR SW SIG 5 VOLT REF 6 4 AJAR SW SIG NETWORK BUS 3 6 5 AJAR SW SIG NETWORK BUS 3 AJAR AJAR SW SIG BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BRAKE FLUID LEVEL SWITCH BRAKE FLUID LEVEL SWITCH (TOP OF THE BRAKE FLUID RESERVOIR) BRK FLUID LVL SW SIG BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC BRAKE CONTROL MODULE (NEAR BRAKE MASTER CYLINDER) ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH ENGINE OIL LEVEL SWITCH (EXCEPT 2.4L) (RIGHT SIDE OF OIL PAN) ENGINE OIL PRESSURE SENSOR ENGINE OIL PRESSURE SENSOR (2.4L) (LEFT SIDE OF ENGINE) ENGINE OIL PRESSURE SENSOR (EXCEPT 2.4L) (RIGHT SIDE OF ENGINE) FUEL LEVEL SENS LOW REF FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HI SPD GMLAN SERIAL DATA HI SPD SERIAL DATA + LEFT REAR DOOR LATCH LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LOGIC LOGIC DRIVER WINDOW SWITCH LOGIC LEFT REAR WINDOW SWITCH LOGIC RIGHT REAR WINDOW SWITCH NETWORK BUS 3 NETWORK BUS 4 OIL LEVEL SW SIG OIL PRES SENS SIG PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW SWITCH PRIMARY FUEL SENS SIG REAR COMPARTMENT LID LATCH REAR COMPARTMENT LID LATCH (BOTTOM OF REAR COMPT LID) RIGHT REAR DOOR LATCH RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH SENS LOW REF TOP OF TRANSMISSION) VIO WIRE W/ EXPRESS UP/DOWN W/O EXPRESS UP/DOWN WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BRN WIRE

11 12 IGN MODE SW MODE CTRL LO REF 2.0L 20 19 2.5L AUTOMATIC TRANSMISSION ASSEMBLY AUXILIARY BATTERY BATT POS VOLT BATT RVC FUSE BATTERY BATTERY FUSE BLOCK (ON BATTERY) BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DUAL BATTERY CONTROL MODULE ECM IGN FUSE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE FUSE 4 FUSE 5 FUSE 6 GRN WIRE GRN/YEL WIRE GRY WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN MODE SW MODE VOLT IGNITION MODE SWITCH INSTRUMENT CLUSTER DRIVER INFORMATION CENTER DISPLAY KEYLESS ENTRY CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) LOGIC LOW SPEED GMLAN SERIAL DATA RED WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT SIG GND STARTER STARTER ENABLE RELAY CTRL STARTER ENABLE RLY (PPEI 3) CTRL STARTER MOTOR STARTER PINION SOLENOID ACTUATOR RELAY STARTER RELAY TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION PARK/ NEUTRAL SIG 1 UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/VIO WIRE

2.5L VIN L ACTUATOR HI CTRL ACTUATOR LOW CTRL BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BREAKOUT) BRN WIRE BRN/WHT WIRE CAMSHAFT POS INTAKE COMPUTER DATA LINES SYSTEM CRANKSHAFT SENS SIG CTRL CYLINDER 1 CTRL CYLINDER 2 CTRL CYLINDER 3 CTRL CYLINDER 4 CYLINDER HEAD ENGINE OIL PRESSURE SENSOR DATA DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER (DIC) ECT SENS SIG ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXHAUST SENS (1) EXHAUST SOL (1) FUEL IND GMLAN GRN WIRE GRY/BLU WIRE GRY/DK BLU WIRE GRY/YEL WIRE IC CTRL (1) IC CTRL (2) IC CTRL (3) IC CTRL (4) IGN IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 INSTRUMENT CLUSTER INTAKE SOL (1) LOGIC LOW REF LOW REF BANK 1 LT GRN WIRE LT GRN/DK BLU WIRE MALFUNCTION IND LAMP (MIL) NCA WIRE OIL LEVEL IND LAMP OIL LEVEL IND LAMP LOGIC OIL PRESS SENS SIG RED WIRE SENS LO REF SENS VOLT SERIAL SIG SPARK PLUG SPLY VOLT TOP OF TRANSMISSION) VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/DK BLU WIRE VIO/GRY WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/DK BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

2.0L VIN X BATTERY FUSE BLOCK BATTERY FUSE BLOCK (ON BATTERY) BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION SENSOR CRANKSHAFT POSITION SENSOR (RIGHT REAR OF ENGINE) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (TOP OF TRANSMISSION) ENGINE OIL LEVEL SWITCH ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) ENGINE OIL PRESSURE CONTROL SOLENOID VALVE EVAPORATIVE EMISSION PURGE SOLENOID VALVE EXHAUST CAMSHAFT POSITION SENSOR EXHAUST CAMSHAFT POSITION SENSOR (FRONT OF CYLINDER HEAD) FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE (TOP FRONT OF ENGINE) INTAKE CAMSHAFT POSITION SENSOR INTAKE CAMSHAFT POSITION SENSOR (FRONT OF CYLINDER HEAD) LOW REF ON BATTERY) RED WIRE ROCKER ARM ACTUATOR (2.5L VIN L) (TOP RIGHT SIDE OF CYLINDER HEAD) 18 19 20 ROCKER ARM ACTUATOR (TOP RIGHT SIDE OF CYLINDER HEAD) SPLY CYLINDER 1 SPLY CYLINDER 2 SPLY CYLINDER 3 SPLY CYLINDER 4 STEP CAM A CTRL STEP CAM B CTRL TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE (2.0L VIN X) (ABOVE A/C COMPRESSOR) VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE W/ START/ STOP SYSTEM W/O START STOP SYSTEM WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE