Chevrolet Malibu VI facelift (2006-2008) engine control module (ecm) (left side of engine compt, forward of battery) Wiring diagrams

A/C CLU FUSE 1 A/C CLUTCH RELAY 34 A/C COMPRESSOR CLUTCH (LOWER RIGHT FRONT OF ENGINE) A/C REFRIGERANT PRESSURE SENSOR (LEFT OF RIGHT FRONT STRUT TOWER) A/C REQ SIG A/C REQ SIG LOW SPD GMLAN LOW SPD GMLAN A/C REQUEST IND A/C REQUEST SWITCH BLK WIRE BODY CONTROL MODULE (BCM) (UNDER FRONT OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) EXCEPT 2.2L 2.2L GRY WIRE HIGH SPEED GM LAN SERIAL DATA HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL MODULE (CENTER OF DASH) LOGIC LOGIC LOW REF CLU RLY CTRL DATA BUS+ DATA BUS- LOW SPEED GM LAN SERIAL DATA MODE SWITCH ORG/BLK WIRE SENS SIG TAN WIRE TAN/BLK WIRE TEMPERATURE CONTROL UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT)

17 58 49 5 HIGH SPD RLY CTRL LOW SPD RLY CTRL 4 58 22 21 LOW REF ECT SENS SIG BLK WIRE COMPT) COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 17 COOL FAN 2 FUSE 18 COOL/ FAN 1 RELAY 28 COOL/ FAN 2 RELAY 30 COOL/ FAN SER/ PAR RELAY 29 COOLANT LEVEL SWITCH (ON ENGINE COOLANT SURGE TANK) COOLANT TEMP IND DK BLU WIRE DK GRN WIRE DRIVER INFORMATION DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE COOLANT TEMPERATURE (ECT) SENSOR EXCEPT 2.2L 2.2L GRY WIRE HOT AT ALL TIMES IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT COOLING FAN (ON FRONT OF ENGINE COMPT) LOGIC BODY CONTROL MODULE (BCM) (UNDER FRONT OF CENTER CONSOLE) LOGIC LOW SPEED GMLAN SERIAL DATA LOGIC RADIO LOW COOLANT LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE RIGHT COOLING FAN (ON FRONT OF ENGINE COMPT) SERIAL DATA TAN WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE WHT WIRE YEL WIRE

2.2L 25 65 8 30 5 49 43 44 12 34 13 63 58 17 28 27 SENS SIG 4 58 22 21 LOW REF ECT SENS SIG A/C REFRIGERANT PRESSURE SENSOR (LEFT OF RIGHT FRONT STRUT TOWER) A/C REQ SIG LOW REF GND ABOVE TRANSMISSION) (3.9L: IN REAR OF LEFT CYLINDER HEAD) AFTER BLOW AIR TEMPERATURE ACTUATOR (ON TOP RIGHT SIDE OF DASH) BLK WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BODY CONTROL MODULE (BCM) (UNDER FRONT OF CENTER CONSOLE) BRN WIRE COMPUTER DATA LINES SYSTEM COOLANT LEVEL SW COOLANT LEVEL SWITCH COOLANT TEMP IND DATA LINK CONNECTOR (DLC) (BELOW LEFT SIDE OF DASH, NEAR STEERING COLUMN) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) EXCEPT 2.2L GRY WIRE HOT AT ALL TIMES HVAC BLOWER HIGH RELAY HVAC CTRL (BATT) FUSE HVAC CTRL (IGN) FUSE HVAC BLOWER FUSE INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOGIC LOW SPEED GMLAN SERIAL DATA LOW REF CLU RLY CTRL LOW SPD RLY CTRL HIGH SPD RLY CTRL DATA BUS+ DATA BUS- LOW SPEED GM LAN SERIAL DATA AMBIENT AIR TEMP SENSOR SIGNAL LOW SPEED GMLAN SERIAL DATA LT GRN WIRE LT GRN/BLK WIRE MODE ACTUATOR (ON LEFT SIDE OF HVAC CASE) ORG/ WIRE ORG/BLK WIRE PNK/WHT WIRE PPL RECIRCULATION ACTUATOR (ON RIGHT SIDE OF HVAC CASE) RED/WHT WIRE RELAY RLY CTRL RUN WIRE SERIAL DATA IGN TAN WIRE TAN/BLK WIRE YEL WIRE

1786 472 STARTING/CHARGING SYSTEM A/C REFRIGERANT PRESSURE SENSOR (LEFT OF RIGHT FRONT STRUT TOWER) A/C RELAY CTRL ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO ACCELERATOR PEDAL) ACCESSORY VOLT AIR CONDITIONING SYSTEM APP SENS 2 SIG IGN 1 VOLT BATTERY VOLT LOW REF PNK WIRE BLK WIRE BODY CONTROL LOGIC MODULE (BCM) (UNDER FRONT OF CENTER CONSOLE) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CTRL COIL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM FUSE 13 EMISSION 1 FUSE 6 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ETC FUSE 2 EVAP VENT CTRL FAN RELAY CTRL FAN RELAY CTRL RELAY CTRL FUEL TANK PRESSURE (FTP) SENSOR (UNDER REAR OF VEHICLE) GRY WIRE HOT AT ALL TIMES IGN 1 VOLT IGNITION SWITCH LAMP SW SIG LOW REF LOW REF FUEL SENS SIG SER DATA BUS+ SER DATA BUS- LOW REF LOW REF A/C SENS SIG LT BLU WIRE MAF SENS SIG MIL CTRL OFF ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL SIG IAT SENS SIG PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL SENS SIG PPL/WHT WIRE PWR/TRN RELAY 33 RED/WHT WIRE RELAY CTRL RUN WIRE STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TO INJ FUSE 5 (DIAGRAM 2 OF 4) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VOLTAGE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK/WHT WIRE BRN WIRE CAMSHAFT POSITION (CMP) SENSOR CKP SENS SIG CMP SENS SIG CRANKSHAFT POSITION (CKP) SENSOR (ON REAR LEFT SIDE OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE OIL PRESSURE (EOP) SWITCH (ON REAR LEFT SIDE OF ENGINE) EVAP SOL CTRL TURN ON SIG TAC MOTOR CTRL 2 GROUND GRY WIRE GRY/WHT WIRE IC 2 CTRL KNOCK SENSOR (KS) (LEFT SIDE OF ENGINE, NEAR OIL DIPSTICK) LOW REF LOW REF DUTY CYCLE SIG LOW REF KS SIG KS SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SENS SIG LOW REF ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL 6 7 8 PPL IC 1 CTRL IC 3 CTRL IC 4 CTRL PPL PPL PPL/WHT WIRE STARTING/CHARGING SYSTEM SW SIG TAC MOTOR CTRL 1 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TP SENS 1 SIG ECT SENS SIG TP SENS 2 SIG YEL WIRE

2501 2500 1161 1271 1057 COMPUTER DATA LINES SYSTEM 335 5069 2759 1310 COOLING FANS SYSTEM 459 3223 3122 AIR CONDITIONING SYSTEM A/C RELAY CTRL A/C SENS SIG LOW REF ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO ACCELERATOR PEDAL) BANK 1 SENSOR 2 (AFTER CATALYTIC) CONVERTER) BLK WIRE BLK/WHT WIRE BRAKE LAMP DIAGNOSTIC RESISTER 46 BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE FAN RELAY CTRL RELAY CTRL LOW REF EVAP VENT CTRL FUEL RELAY CTRL FUEL TANK PRESSURE (FTP) SENSOR (UNDER REAR OF VEHICLE) GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IAT SENS SIG IGN 1 FUSE 3 IGN 1 VOLT SPEED SIG LAMP SW SIG PPL LT BLU WIRE MAF SENS SIG MIL CTRL PPL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PCM FUSE 13 PCM IGN 1 FUSE 16 PNK WIRE PNK/BLK WIRE PPL PPL 1 2 3 PPL LOW REF SENS SIG PPL SENS SIG FAN RELAY CTRL ACCESSORY VOLT IGN 1 VOLT B+ PPL/WHT WIRE RED/WHT WIRE RELAY COIL CTRL RUN/ CRANK RELAY 32 SER DATA - SER DATA + APP SENS 1 SIG LOW REF LOW REF APP SENS 2 SIG STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BANK 1 SENSOR 1 (CENTER OF REAR EXHAUST MANIFOLD) BLK WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION (CPM) ACTUATOR SOLENOID CPM SENS SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EMISSION 2 FUSE 5 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) FUEL FUSE 25 FUEL RELAY 37 GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IC 1 CTRL IC 2 CTRL IC 3 CTRL IGN 1 IGNITION CONTROL MODULE (ICM) (ON TOP RIGHT SIDE OF ENGINE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MAP SENS SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE SPEED SIG STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TP SENS 1 SIG TP SENS 2 SIG TURN ON SIG YEL WIRE

BLK WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR (ON FRONT OF ENGINE) CRANKSHAFT POSITION (CKP) SENSOR (ON LOWER RIGHT SIDE OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DUTY CYCLE SIG OIL SW SIG LOW REF LOW REF ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE OIL PRESSURE (EOP) SENSOR EVAP PUR CTRL FUEL INJ 3 CTRL FUEL INJ 4 CTRL LOW REF FUEL INJECTORS GRY WIRE GRY/WHT WIRE INSTRUMENT CLUSTER SYSTEM KS 1 SIG KS 1 SIG KS 2 SIG KS 2 SIG LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (IN UPPER INTAKE MANIFOLD) OIL SENS SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL STARTING/CHARGING SYSTEM INSTRUMENT CLUSTER SYSTEM TAC CTRL 2 TAC CTRL 1 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

11 12 13 14 15 16 17 PNK WIRE 2501 2500 1161 1271 1057 COMPUTER DATA LINES SYSTEM 335 5069 2759 1310 6392 459 3223 3122 COOLING FANS SYSTEM A/C SENS SIG LOW REF ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO ACCELERATOR PEDAL) AIR CONDITIONING SYSTEM AUTOMATIC TRANSMISSION BANK 1 SENSOR 2 (AFTER CATALYTIC) CONVERTER) BLK WIRE BLK/WHT WIRE BRAKE LAMP DIAGNOSTIC RESISTER 46 BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM FUSE 13 ECM IGN 1 FUSE 16 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON TOP REAR OF ENGINE) FAN RELAY CTRL RELAY CTRL LOW REF EVAP VENT CTRL IMT VALVE CTRL A/C RELAY CTRL FUEL RELAY CTRL FUEL TANK PRESSURE (FTP) SENSOR (UNDER REAR OF VEHICLE) GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IAT SENS SIG LOW REF SPEED SIG IGN 1 FUSE 3 IMTV/DOD FUSE 45 IGN 1 VOLT IMT VALVE SIG INJ FUSE 5 OR 44 INTERNAL MODE SWITCH (IMS) LAMP SW SIG LT BLU WIRE MAF SENS SIG MIL CTRL PPL NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL 1 2 3 PPL LOW REF SENS SIG PPL SENS SIG FAN RELAY CTRL ACCESSORY VOLT IGN 1 VOLT B+ PPL/WHT WIRE RED/WHT WIRE RELAY COIL CTRL RUN/ CRANK RELAY 32 SER DATA - SER DATA + APP SENS 1 SIG LOW REF LOW REF APP SENS 2 SIG STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TO POST WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BANK 1 SENSOR 1 (IN LEFT EXHAUST MANIFOLD) BANK 2 SENSOR 1 (IN RIGHT EXHAUST MANIFOLD) BLK WIRE BRN WIRE BRN/WHT WIRE CPM SENS SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EMISSION 2 FUSE 5 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) FUEL FUSE 25 FUEL RELAY 37 GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IC 1 CTRL IC 2 CTRL IC 3 CTRL IGN 1 IGNITION CONTROL MODULE (ICM) (ON RIGHT SIDE OF ENGINE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MAP SENS SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE SPEED SIG STARTING/CHARGING SYSTEM TAN WIRE TAN/WHT WIRE TP SENS 1 SIG TP SENS 2 SIG TURN ON SIG YEL WIRE