Chevrolet Aveo I (2003-2008) engine control module (ecm) (left front fender, near the battery) Wiring diagrams

ABS ABS IND. ABS WARNING LAMP CTRL BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND INSTRUMENT CLUSTER BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CLOCK COMPUTER DATA LINES SYSTEM DIS INJECTOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) FUSE GRY WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ABS ENGINE COMPT) FUSE HOT IN RUN OR START I/P FUSE BLOCK IGNITION ABS LAMP BRAKE LMP ABS LAMP INSTRUMENT CLUSTER SYSTEM LAMP DRIVER MODULE LEFT REAR WHEEL SPEED SENSOR (PART OF LEFT REAR WHEEL HUB) LT BLU WIRE LT GRN WIRE METER CLOCK PARK BRAKE SWITCH (ON PARK BRAKE HANDLE) PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL RR RETURN RR WSS SIG GND BAT(+) RED WIRE RIGHT FRONT WHEEL SPEED SENSOR (PART OF RIGHT FRONT WHEEL HUB) STOP LAMP SW SIG LF WSS SIG LF RETURN STOP LAMP SWITCH (ON BRAKE PEDAL ASSEMBLY) WHT WIRE

2 8 LOCK BATTERY POS VOLTAGE LEFT TURN SIGNAL BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLK WIRE CLOCK ANTI- THEFT INDICATOR CLOCK, AUDIO DATA LINK CONNECTOR DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE DOOR LOCK RELAY (IN PASSENGER "A" PILLAR) DOOR LOCK, RKE DRIVER DOOR LATCH DRIVER TAMPER SWITCH ECM, TCM ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) FUSE GND SERIAL DATA SERIAL DATA SECURITY IND CTRL GRY WIRE GRY/DK GRN WIRE HATCHBACK HOOD AJAR SWITCH (LEFT SIDE OF RADIATOR SUPPORT) HORN HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK IGNITION KEY ALARM SWITCH (ON IGNITION SWITCH) KEY DETECTION COIL LEFT REAR DOOR LATCH LOCK LT BLU WIRE LT GRN WIRE METER CLOCK NCA WIRE NOTCHBACK HATCHBACK ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LATCH PASSENGER TAMPER SWITCH PNK IGN VOLT 1 WIRE PNK WIRE REAR COMPARTMENT LATCH REAR COMPARTMENT LID SWITCH REAR TAMPER SWITCH REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER FLOOR CONSOLE) RIGHT REAR DOOR LATCH SERIAL DATA KEY IN IGN SW SIG SECURITY IND CTRL TAMPER SW SIG TAMPER SW SIG REAR COMPT LID AJAR THEFT DETERRENT ALARM (LEFT SIDE OF ENGINE COMPARTMENT) THEFT DETERRENT CONTROL MODULE (NEAR THE IGNITION SWITCH) UN LOCK UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) W/ IMMOBILIZER W/O IMMOBILIZER WHT WIRE YEL WIRE YEL/DK GRN WIRE

A/C COMP A/C COMP RLY A/C COMPRESSOR CLUTCH (LOWER RIGHT FRONT OF ENGINE) A/C COMPRESSOR RELAY A/C REQUEST A/C SW SIG ABS, ENGINE BLK WIRE BLU WIRE BRN WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) FUSE FUSE DK GRN WIRE HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL SWITCH I/P FUSE BLOCK LT GRN WIRE SPLICE PACK UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)

50 34 36 LOW SPD CTRL HI SPD CTRL MAIN RELAY BLK WIRE BRN WIRE COOLING COOLING FAN (BEHIND RADIATOR) COOLING FAN HI RELAY COOLING FAN LOW RELAY COOLING FAN RESISTOR (BEHIND RIGHT SIDE OF RADIATOR) ECT SENS ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IRC 1 LOW REF LT GRN WIRE MAIN RELAY PPL PPL (IN FRONT HARNESS) WHT WIRE

ACCELERATOR PEDAL POSITION SENSOR BACKUP LAMP FUSE 5 BLK/WHT WIRE BRN WIRE BRN/BLK WIRE CRUISE CONTROL SWITCH CRUISE CTRL SW CRUISE IND CRUISE IND CTRL DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/RED WIRE DK GRN/WHT WIRE ECM, TCM FUSE 6 ELECTRONICS THROTTLE CONTROL (ETC) ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) ETC- ETC- ETC+ ETC+ FUSE 13 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (UNDER DRIVER AIR BAG MODULE) INPUT SHAFT SPEED (ISS) SENSOR INSTRUMENT CLUSTER LOW REF APP SENS 1 SIG LOW REF APP SENS 2 SIG REF LOW TPS 2 SIG LOW REF TPS 1 SIG LT BLU WIRE MAIN SWITCH METER, CLOCK FUSE 4 NCA WIRE ORG/ WIRE PNK WIRE PPL RESUME + SWITCH SET SWITCH STOP LAMP STOP LAMP SW STOP LAMP SWITCH (ON BRAKE PEDAL ASSEMBLY) STOP LMP SW TRANSMISSION CONTROL MODULE (TCM) VEHICLE SPEED SENSOR (VSS) (ON TRANSMISSION) VSS SPD SIG VSS SPD SIG SPD SENS LO SIG SPD SENS HI SIG WHT WIRE YEL/BLK WIRE

ACCELERATOR PEDAL POSITION SENSOR BACKUP LAMP FUSE 5 BLK/WHT WIRE BRN WIRE BRN/BLK WIRE CRUISE CONTROL SWITCH CRUISE CTRL SW CRUISE IND CRUISE IND CTRL DK BLU WIRE DK BLU/BLK WIRE DK GRN WIRE DK GRN/RED WIRE DK GRN/WHT WIRE ECM, TCM FUSE 6 ELECTRONICS THROTTLE CONTROL (ETC) ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) ETC- ETC- ETC+ ETC+ FUSE 13 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (UNDER DRIVER AIR BAG MODULE) INSTRUMENT CLUSTER LOW REF APP SENS 1 SIG LOW REF APP SENS 2 SIG REF LOW TPS 2 SIG LOW REF TPS 1 SIG LT BLU WIRE MAIN SWITCH METER, CLOCK FUSE 4 NCA WIRE ORG/ WIRE PNK WIRE PNK/DK BLU WIRE PPL RESUME + SWITCH SET SWITCH STOP LAMP STOP LAMP SW STOP LAMP SWITCH (ON BRAKE PEDAL ASSEMBLY) STOP LMP SW VEHICLE SPEED SENSOR (VSS) (ON TRANSMISSION) VSS SPD SIG WHT WIRE YEL/BLK WIRE

ANTI-THEFT SYSTEM BLK WIRE BRN WIRE CHMSL CHMSL LEFT TAIL LAMP ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) GRN WIRE HATCHBACK HORN FUSE 12 HOT AT ALL TIMES I/P FUSE BLOCK IGNITION KEY ALARM SWITCH LEFT TAIL LAMP LT GRN WIRE METER, HAZARD FUSE 14 NOTCHBACK ORG/ WIRE RIGHT TAIL LAMP STOP LAMP FUSE 13 STOPLAMP SWITCH (ON BRAKE PEDAL ASSEMBLY) SW OUT WARNING SYSTEM

1 2 HVAC ON SIG ACC VOLT 3 4 5 6 MED 2 LO MED 1 BLOWER CTRL A/C COMP A/C COMPRESSOR CLUTCH (LOWER RIGHT FRONT OF ENGINE) A/C COMPRESSOR RELAY A/C RECIRCULATION ACTUATOR A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE REFRIGERANT LINE) ABS, ENGINE BLK WIRE BLOWER BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER RELAY (IN PASSENGER COMPT FUSE BLOCK) BLOWER SWITCH BLU WIRE BRN WIRE BRN/WHT WIRE COOLING COOLING FAN (BEHIND RADIATOR) COOLING FAN HI RELAY COOLING FAN LOW RELAY COOLING FAN RESISTOR (ON RADIATOR, DEFOGGER SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) ENGINE CONTROLS SYSTEM FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HVAC BLOWER HVAC CONTROL SWITCH I/P FUSE BLOCK IRC 1 LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MAIN RELAY PPL RED WIRE SPLICE PACK WHT WIRE WHT/PNK WIRE YEL WIRE

14 2 SPEEDOMETER 3 26 TACHOMETER A/C REQ SIG STOP LMP SW AIR CONDITIONING SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM BATTERY BATTERY GND GND GND GND BLK WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE CLOCK COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM AIR CONDITIONING SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM, TCM FUSE ECT SENS SIG ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) EXTERIOR LIGHTS SYSTEM CRUISE CONTROL SYSTEM FUEL GAUGE FUEL LVL SENS FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) FUEL TANK PRESSURE SENSOR (IN FUEL TANK) GRY WIRE GRY/DK GRN WIRE HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK IGN 1 VOLT IGN 1 VOLT INSTRUMENT PANEL CLUSTER LOW REF LOW REF LOW REF LOW REF LT BLU WIRE LT BLU/PPL WIRE LT GRN WIRE M/T M/T A/T MALFUNCTION INDICATOR LMP (W/ TACHOMETER) MALFUNCTION INDICATOR LMP (W/O TACHOMETER) METER, CLOCK FUSE ORG/ WIRE PNK IGN 1 VOLT COOL FAN CTRL A/C SPLY MAIN RLY CTRL CRUISE IND CTRL VSS SIG WIRE PNK WIRE PNK/DK BLU WIRE PPL PPL 1807 710 PPL FUEL WARNING LAMP SER DATA LO STOP LMP SW APP SEN 1 SIG A/C PRESS SIG DATA SERIAL TEMP GAUGE W/ TACHOMETER W/O TACHOMETER WHT WIRE WHT/DK BLU WIRE WHT/PNK WIRE YEL WIRE YEL/BLK WIRE

BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR (TOP FRONT OF ENGINE, NEAR THE CAMSHAFT GEAR) CMP SEN SIG CRANKSHAFT POSITION (CKP) SENSOR (ON LEFT FRONT OF ENGINE, BELOW THE OIL FILTER) DIS INJECTOR FUSE DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE ECT SEN SIG ELECTRONIC THROTTLE CONTROL (ETC) ENGINE CONTROL MODULE (ECM) (LEFT FRONT FENDER, NEAR THE BATTERY) ETC- ETC- EVAPORATIVE EMISSIONS CANISTER VENT SOLENOID VALVE (BEHIND RIGHT REAR WHEEL) FUEL LVL SIG EVAP SOL CTRL INJ 1 CTRL INJ 2 CTRL HOT IN RUN OR START I/P FUSE BLOCK IGN COIL 2, 3 IGN COIL 1, 4 IGN COIL 2, 3 IGN COIL 1, 4 LOW REF KNOCK SENS SIG INTAKE MANIFOLD TUNING SOLENOID VALVE (UNDERHOOD, BEHIND CENTER OF ENGINE) KNOCK SENSOR (KS) (ON RIGHT SIDE OF CYLINDER BLOCK) LOW REF CKP SENS SIG LOW REF LOW REF LOW REF EGR VALVE CTRL IGN VOLT INJ 4 CTRL INJ 3 CTRL LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MANIFOLD VLV SIG IMTV CTRL MAP SEN SIG TPS 2 SIG IAT SEN SIG ETC - ETC + NCA WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL TPS 1 SIG EGR VALVE SENS WHT WIRE YEL WIRE YEL/BLK WIRE