Chevrolet Cruze I facelift (2012-2015) engine controls ignition relay Wiring diagrams

1.4L 1.8L 1.8L 1.4L 46 30 ECT SENS SIG LO REF 5 VOLT REF A/C COMPR CLUTCH RLY COTL A/C COMPRESSOR CLUTCH RELAY A/C EVAPORATOR TEMPERATURE SENSOR A/C REFRIGERANT PRESS SENS SIG LO REF A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (RIGHT RADIATOR SUPPORT) A/C REQUEST IND A/C REQUEST SWITCH A/C VENTILATING REQUEST FAN UP SWITCH SWITCH BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HI SPEED RELAY COOLING FAN LO SPEED RELAY COOLING FAN MEDIUM SPEED RELAY COOLING FAN MOTOR COOLING FAN RELAY COOLING FAN SPEED CONTROL RELAY COOLING TEMP SENS 2 SIG COOLING TEMP SENS 2 SIG COOLING TEMP SENS 2 SIG DEFROST DEFROST A/C LOWER LOWER REQUEST AIR OUTLET AIR OUTLET IND SWITCH IND DEFROST IND DEFROST SWITCH DEFROST, LOWER AIR OUTLET IND DEFROST, LOWER AIR OUTLET SWITCH DUCT LEFT LOWER AIR TEMPERATURE SENSOR DUCT LEFT UPPER AIR TEMPERATURE SENSOR ECT SENS SIG ENGINE CONTROL MODULE (ECM) (1.8L: LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 1 (REAR OF ENGINE) ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 2 (RIGHT SIDE OF RADIATOR) FUSE 42 FUSE 45 FUSE 46 FUSE 62 GRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA BUS + HI SPD GMLAN SERIAL DATA BUS- HI SPD GMLAN SERIAL DATA BUS+ HOT AT ALL TIMES HVAC CONTROL SWITCH ASSEMBLY INSTRUMENT CLUSTER LO REF LOGIC LOGIC 26 16 32 SERIAL DATA GND B+ LOW SPD COOLING FAN RLY CTRL LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH LT GRN WIRE RECIR- CULATION DEFROST DEFROST SWITCH IND SWITCH RECIR- CULATION IND RECIR- CULATION SWITCH RECIR- VENTILATING CULATION FAN DOWN IND SWITCH RED/WHT WIRE RIGHT SIDE OF RADIATOR) SERIAL DATA TEMPERATURE CONTROL SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH UPPER, LOWER AIR OUTLET IND UPPER, LOWER AIR OUTLET SWITCH UPPER, LOWER LOWER LOWER AIR AIR OUTLET AIR OUTLET OUTLET SWITCH SWITCH IND VENTILATING FAN DOWN SWITCH VENTILATING FAN UP SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE

1.4L 1.4L 1.8L 1.8L 1.8L 1.4L 32 26 16 B+ SERIAL DATA 46 30 ECT SENS SIG LO REF BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLU WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HI SPEED RELAY COOLING FAN LO SPEED RELAY COOLING FAN MEDIUM SPEED RELAY COOLING FAN MOTOR COOLING FAN RELAY COOLING FAN SPEED CONTROL RELAY COOLING TEMP SENS 2 SIG ECT SENS SIG ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (1.8L: LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 ENGINE COOLANT TEMPERATURE (ECT) SENSOR 2 ENGINE COOLANT TEMPERATURE (ECT) SENSOR 2 (RIGHT SIDE OF RADIATOR) ENGINE COOLANT TEMPERATURE GAUGE FUSE 21 FUSE 42 FUSE 45 FUSE 46 GRN WIRE GRN/VIO WIRE GRY WIRE HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA BUS + HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND LEFT END OF DASH) LO REF LOGIC LOW SPD COOLING FAN RLY CTRL LT GRN WIRE RED/WHT WIRE RIGHT SIDE OF RADIATOR) SERIAL DATA UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

1.4L 1.8L 1.8L 1.4L 12 13 26 43 29 A/C REFRIGERANT PRESS SENS SIG LO REF 5-VOLT REF 46 30 ECT SENS SIG LO REF 5 VOLT REF A/C A/C RECIR- REQUEST REQUEST CULATION SWITCH IND SWITCH A/C COMPR CLUTCH RLY COTL A/C COMPRESSOR CLUTCH RELAY A/C EVAPORATOR TEMPERATURE SENSOR A/C REFRIGERANT PRESS SENS SIG LO REF A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (RIGHT RADIATOR SUPPORT) A/C REQUEST IND A/C REQUEST SWITCH BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HI SPEED RELAY COOLING FAN LO SPEED RELAY COOLING FAN MEDIUM SPEED RELAY COOLING FAN MOTOR COOLING FAN RELAY COOLING FAN SPEED CONTROL RELAY COOLING TEMP SENS 2 SIG COOLING TEMP SENS 2 SIG COOLING TEMP SENS 2 SIG DEFROST DEFROST LOWER LOWER AIR OUTLET AIR OUTLET SWITCH IND DEFROST IND DEFROST SWITCH DEFROST, LOWER AIR OUTLET IND DEFROST, LOWER AIR OUTLET SWITCH DK BLU/BRN WIRE ECT SENS SIG ENGINE CONTROL MODULE (ECM) (1.8L: LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 (REAR OF ENGINE) ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 2 (RIGHT SIDE OF RADIATOR) FUSE 42 FUSE 45 FUSE 46 FUSE 62 GRN WIRE GRN/VIO WIRE GRY WIRE HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA BUS- HI SPD GMLAN SERIAL DATA BUS+ HOT AT ALL TIMES HVAC CONTROL SWITCH ASSEMBLY INSTRUMENT CLUSTER LO REF LOGIC LOGIC 26 16 32 SERIAL DATA GND B+ LOW SPD COOLING FAN RLY CTRL LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH LOWER UPPER AIR AIR OUTLET OUTLET SWITCH IND LT GRN WIRE LT GRN/YEL WIRE RECIR- CULATION DEFROST DEFROST IND IND SWITCH RECIR- CULATION IND RECIR- CULATION SWITCH RED/WHT WIRE RIGHT SIDE OF RADIATOR) SERIAL DATA TEMPERATURE CONTROL SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH UPPER, LOWER AIR OUTLET IND UPPER, LOWER AIR OUTLET SWITCH UPPER, LOWER LOWER AIR AIR OUTLET OUTLET SWITCH IND VENTILATING FAN DOWN SWITCH VENTILATING FAN UP SWITCH VENTILATING VENTILATING FAN DOWN FAN UP SWITCH SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE

1.4L 1.4L 1.8L 1.8L 40 16 1 2 (1.4L) (1.8L) (1.4L) (1.8L) A/C COMPRESSOR CLUTCH RELAY A/T AUDIO AMPLIFIER AUDIO AMPLIFIER (W/ AMPLIFIER) AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY (A/T) BATTERY BATTERY FUSE BLOCK BATTERY FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) BLU WIRE BODY CONTROL MODULE BRAKE BOOSTER PUMP MOTOR RELAY BRN WIRE CONTROL SOLENOID VALVE ASSEMBLY COOLING FAN HIGH SPEED RELAY DK BLU WIRE DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRIVER WINDOW SWITCH (IF EQUIPPED) ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT THERMOSTAT HEATER ENGINE ENGINE CONTROL COOLANT MODULE THERMOSTAT HEATER EVAPORATIVE EMISSION PURGE SOLENOID VALVE FRONT FOG LAMP RELAY FUEL PUMP CONTROL MODULE FUSE FUSE 1 FUSE 2 FUSE 21 FUSE 24 FUSE 25 FUSE 26 FUSE 27 FUSE 3 FUSE 30 FUSE 31 FUSE 32 FUSE 33 FUSE 34 FUSE 35 FUSE 45 FUSE 47 FUSE 48 FUSE 5 FUSE 55 FUSE 59 FUSE 6 FUSE 62 FUSE 64 FUSE 67 FUSE 69 FUSE 70 FUSE FUSE GENERATOR GRN WIRE GRY WIRE HEATED OXYGEN SENSOR 1 HEATED OXYGEN SENSOR 2 INTAKE MANIFOLD TUNING SOLENOID VALVE KEYLESS ENTRY CONTROL MODULE KEYLESS ENTRY CONTROL MODULE (W/ REMOTE ENTRY LOCK CONTROL) LEFT FRONT FOG LAMP LEFT REAR WINDOW SWITCH NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER PRESENCE DETECTION MODULE PASSENGER WINDOW SWITCH PASSENGER WINDOW SWITCH DRIVER WINDOW SWITCH POWER STEERING CONTROL MODULE RED WIRE RED/GRN WIRE RIGHT FRONT FOG LAMP RIGHT REAR WINDOW SWITCH SEAT HEATING CONTROL MODULE SECONDARY AIR INJECTION PUMP RELAY STARTER MOTOR STARTER POWER MOTOR STEERING CONTROL MODULE SUNROOF CONTROL MODULE SUNROOF CONTROL MODULE (IF EQUIPPED) TO FUSE 1 (DIAGRAM 3 OF 4) TO FUSE 1 (DIAGRAM 3 OF 4) FUSE FUSE TO FUSE 9 (DIAGRAM 2 OF 4) TO HORN RELAY (DIAGRAM 2 OF 4) TRANSMISSION CONTROL MODULE TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER BYPASS SOLENOID VALVE (1.4L) TURBOCHARGER WASTEGATE SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE (1.4L) VIO WIRE W/ AMPLIFIER W/ EXPRESS UP/DOWN WINDOW W/ FRONT SEAT HEATER W/O EXPRESS UP/DOWN WINDOW WHT WIRE YEL WIRE

A/C RFGT PR SENS SIG A/T ABSOL PRESS SENS SIG ACC PEDAL POS SIG 1 ACC PEDAL POS SIG 2 AIR CONDITIONING AIR CONDITIONING SYSTEM AIR TEMP SENS SIG BATTERY POSITIVE VOLT BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGE IND CTRL COMP CLUTCH RLY CTRL COMPUTER DATA COOLING FANS SYSTEM CRUISE/ETC/TCC BRK SIG ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY EVAP CANSTR VENT CTRL EXTERIOR LIGHTS FAN RLY CTRL FUSE FUSE 10 FUSE 11 FUSE 16 FUSE 2 FUSE 4 FUSE 47 FUSE 5 FUSE 9 GMLAN SERIAL DATA - 1 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HIGH SPEED RELAY CTRL HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG LINES SYSTEM LINES SYSTEM COMPUTER DATA LOW SPD COOLING MAS AIR FLOW SENS SIG PARK NETRL SIG PEDAL POS 5 VOLT REF PEDAL POS 5 VOLT REF 1 PEDAL POSI LOW REF 1 PEDAL POSI LOW REF 2 POWER DISTRIBUTION SYSTEM POWERTRAIN RLY CTRL PRES SENS LOW REF PRESS SENS 5 VOLT REF PRIMARY RLY CTRL RED/WHT WIRE RUN/CRANK IGN 1 VOLT STARTING/CHARGING STARTING/CHARGING SYSTEM STARTR ENBLE RLY CTRL SYSTEM TEMP SENS 2 LOW REF TEMP SENS 2 SIG TEMP SENS LOW REF TO SECONDARY AIR INJECTION PUMP RELAY (DIAGRAM 4 OF 7) TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE W/ ENGINE IMPROVEMENT FUEL ECONOMY WAKEUP SERIAL DATA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

A/C RFGT PR SENS SIG A/T ABSOL PRESS SENS SIG ACC PEDAL POS SIG 1 ACC PEDAL POS SIG 2 AIR CONDITIONING AIR CONDITIONING SYSTEM AIR TEMP SENS SIG BATTERY POSITIVE VOLT BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGE IND CTRL COMP CLUTCH RLY CTRL COMPUTER DATA COOLING FANS SYSTEM CRUISE/ETC/TCC BRK SIG ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY EVAP CANSTR VENT CTRL EXTERIOR LIGHTS FAN RLY CTRL FUSE FUSE 10 FUSE 11 FUSE 16 FUSE 2 FUSE 4 FUSE 47 FUSE 5 FUSE 9 GMLAN SERIAL DATA - 1 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HIGH SPEED RELAY CTRL HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG LINES SYSTEM LINES SYSTEM COMPUTER DATA LOW SPD COOLING MAS AIR FLOW SENS SIG PARK NETRL SIG PEDAL POS 5 VOLT REF PEDAL POS 5 VOLT REF 1 PEDAL POSI LOW REF 1 PEDAL POSI LOW REF 2 POWER DISTRIBUTION SYSTEM POWERTRAIN RLY CTRL PRES SENS LOW REF PRESS SENS 5 VOLT REF PRIMARY RLY CTRL RED/WHT WIRE RUN/CRANK IGN 1 VOLT STARTING/CHARGING STARTING/CHARGING SYSTEM STARTR ENBLE RLY CTRL SYSTEM TEMP SENS 2 LOW REF TEMP SENS 2 SIG TEMP SENS LOW REF TO SECONDARY AIR INJECTION PUMP RELAY (DIAGRAM 4 OF 7) TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ENGINE COMPT, NEXT TO LEFT STRUT TOWER) VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE W/ ENGINE IMPROVEMENT FUEL ECONOMY WAKEUP SERIAL DATA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE