Cadillac ATS I (2012-2014) engine control module Wiring diagrams

AUXILIARY UNDERHOOD FUSE BLOCK BATT POSITIVE VOL BATT RVC FUSE BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/VIO WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENSOR LOW REF CURRENT SENSOR SIG CURRENT SENSOR SUPPLY VOLTAGE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FUSE 5 FUSE 6 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GROUND GRY WIRE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN ON BATTERY) REAR BODY FUSE BLOCK RED WIRE RED/YEL WIRE SERIAL DATA STARTER MOTOR WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

AUTO STOP START INDICATOR CTRL AUTO STOP START SWITCH SIGNAL AUXILIARY UNDERHOOD FUSE BLOCK BATT POSITIVE VOL BATT RVC FUSE BATTERY BATTERY FUSE BLOCK BATTERY FUSE HOLDER BATTERY SENSOR MODULE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DC DC TRANS FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FUSE 4 FUSE 5 FUSE 6 FUSE HOLDER GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRN/BRN WIRE GRN/RED WIRE GROUND GRY WIRE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (+) HOOD AJAR SWITCH (AT HOOD LATCH) HOOD LATCH SENSOR LOW REF HOOD STATUS A SIGNAL HOOD STATUS B SIGNAL HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INDICATOR DIMMING CONTROL INSTRUMENT CLUSTER INSTRUMENT PANEL MULTI- FUNCTION SWITCH LIN INTERCONNECT NETWORK BUS 1 LOGIC LOW SPD GMLAN SERIAL DATA NCA WIRE NEUTRAL GEAR SENSOR RETURN NEUTRAL GEAR SENSOR SIGNAL (1) NEUTRAL GEAR SENSOR SUPPLY NEUTRAL POSITION SENSOR ON BATTERY) POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/BRN WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOL STARTER MOTOR TRLR/ SUNSHD FUSE VIO WIRE VIO/BLK WIRE WHT WIRE WHT/GRN WIRE YEL WIRE

2.0L AMBIENT LIGHT/SUNLOAD SENSOR BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE LOGIC NCA WIRE REAR COMPARTMENT FUSE BLOCK RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SERIAL DATA THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE

3.6L) IGNITION IGNITION COIL 3 COIL 2 6 SPEED A/T 6 SPEED M/T A/C COMPRESSOR AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE ENGINE CONTROL MODULE HORN ASSEMBLY MULTI- ENGINE FUNCTION OIL INTAKE AIR LEVEL SENSOR SWITCH NCA WIRE RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP LEVELING ACTUATOR RIGHT HEADLAMP BALLAST RIGHT HEADLAMP HORIZONTAL MOTOR RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT LOW BEAM HEADLAMP RIGHT PARK DAYTIME RUNNING LAMP STARTER RELAY W/ HID W/O HID WHT/ BLK WIRE

5 OF 6) A/C COMPRESSOR CLUTCH RELAY AC CLTCH FUSE AIR PUMP FUSE AMP FUSE AOS DISPLY/ MIL IGN FUSE AUDIO AMPLIFIER AUXILIARY COOLANT PUMP RELAY BCM 3 BATT RVC FUSE FUSE BCM 4 BCM 2 FUSE FUSE BCM 8 FUSE BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE BRAKE BOOSTER PUMP MOTOR RELAY CNSTR VENT FUSE (DIAGRAM 3 OF 6) CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY DC DC TRANS FUSE DRIVER KEYLESS WINDOW ENTRY MOTOR CONTROL MODULE ECM IGN FUSE ENGINE CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE FROM AFS AHL/PED PROT FUSE (DIAGRAM 1 OF 6) FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 6) FRONT SEAT HEATING CONTROL MODULE (W/O REAR VIEW CAMERA) FRT WPR FUSE FSCM IGN FUSE FUEL PUMP CONTROL MODULE GRN/VIO WIRE GRY WIRE HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY (W/ HID) HEADLAMP WASHER PUMP RELAY HORN RELAY IGN IGNITION MAIN RELAY INSTRUMENT CLUSTER LT PEPS/ WNDW BATT 1 FUSE FUSE PARKING PASSENGER BRAKE WINDOW CONTROL MOTOR MODULE (IF EQUIPPED) PASSENGER AIR BAG DISABLE INDICATOR POWER SUPPLY LEFT REAR TRANSFORMER WINDOW (W/ START/ SWITCH STOP SYSTEM) RBEC IGN FUSE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR WINDOW SWITCH RT WNDW FUSE E/PRK BRK FUSE SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOID VALVE RELAY STEERING COLUMN LOCK MODULE (IF EQUIPPED) STR COL LK FUSE TCM/ IGN FUSE TO ENGINE CONTROLS IGNITION RELAY (DIAGRAM 5 OF 6) TO IP BODY IGN FUSE (DIAGRAM TO MIR WNDW MDL FUSE TO REAR BODY FUSE BLOCK (DIAGRAM 3 OF 6) VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT (OR VIO/ WIRE VIO/WHT WIRE W/ REAR VIEW CAMERA WASH FUSE WHT/ VIO WIRE WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WIRE CHANNEL UNDER PASSENGER SEAT)

AUXILIARY RADIO AUDIO INPUT BLUNT CUT TRAILER PROVISION (IF EQUIPPED) BREAKOUT ON TAG LEG) CAMERA FUSE CHANNEL IN RIGHT INSTRUMENT PANEL) DRIVER SEAT MEMORY CONTROL MODULE (W/ MEMORY) DRIVER WINDOW SWITCH ECM BATT FUSE ENGINE CONTROL MODULE FROM BACKUP LAMP BREAKOUT) FROM CNSTR VENT FUSE (DIAGRAM 2 OF 6) FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 4 OF 6) FRONT, REAR PARKING ASSIST CONTROL MODULE (IF EQUIPPED) FUEL PUMP CONTROL MODULE FUEL PUMP FSCM FUSE FUSE FUSE 9 HUMAN MACHINE INTERFACE MEDIA DISC CONTROL PLAYER MODULE (IF EQUIPPED) LEFT MIRROR CONTROL MODULE (W/ MEMORY) LEFT SIDE OBJECT SENSOR MODULE MIR WNDW MDL FUSE MSM FUSE ONSTAR FUSE OUTSIDE REAR VIEW MIRROR SWITCH (W/O MEMORY) PLAYER PNK WIRE POWER TRAILER SUPPLY LIGHTING TRANSFORMER CONTROL MODULE RDO/ DVD FUSE REAR COMPARTMENT LID UNLATCH RELAY REAR DEFOGGER RELAY REARVIEW CAMERA (IF EQUIPPED) RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT SIDE OBJECT SENSOR MODULE RR CLOSR FUSE SADS FUSE SBZA/LDW/ EOCM FUSE SUSPENSION CONTROL MODULE (IF EQUIPPED) TC CNTRL MDL/RR CNTRL MDL TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (W/ ONSTAR) TO THEFT MDL/UGDO/RAIN SNSR FUSE (DIAGRAM 6 OF 6) TRAILER IGNITION POWER RELAY (W/ PEDESTRIAN PROTECTION) TRAILER LIGHTING CONTROL MODULE TRANSFER CASE CONTROL MODULE (AWD) TRLR FUSE TRLR MDL FUSE TRLR/ SUNSHD FUSE UPA FUSE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE W/ INTELLIGENT BRAKE ASSIST W/O INTELLIGENT BRAKE ASSIST W/ SIDE OBSTACLE DETECTION W/ START/STOP SYSTEM W/O COMPACT W/O START STOP SYSTEM W/O START/STOP SYSTEM

ACTIVE GRILLE AIR SHUTTER ACTUATOR AERO SHUTTER FUSE BLU WIRE BREAKOUT FOR EVAPORATIVE EMISSION PURGE SOLENOID VALVE) BRN WIRE COLLISION ALERT INDICATORS (W/O HEADUP DISPLAY) ECM FUSE EMIS FUSE ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT THERMOSTAT HEATER (2.5L) EVAPORATIVE EMISSION PURGE SOLENOID VALVE EXCEPT 2.5L EXCEPT 3.6L EXCEPT 3.6L 3.6L FROM HEADLAMP WASHER PUMP RELAY (DIAGRAM 2 OF 6) FROM RBEC IGN FUSE (DIAGRAM 2 OF 6) FUEL ENGINE COMPOSITION CONTROL SENSOR MODULE (3.6L) (3.6L) GROMMET RIGHT SIDE BULKHEAD) (AWD) GRY BRN/ WIRE GRY WIRE HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) ON MAIN HARNESS) HEATED OXYGEN SENSOR 1 BANK 2 (3.6L) HEATED OXYGEN SENSOR 2 BANK 2 (3.6L) HTD STR WHL FUSE HVAC CONTROL MODULE (W/O HEADUP DISPLAY, LIGHT SENSITIVE MIRROR) IGN COIL INJ FUSE IGNITION COIL 6 (3.6L) IGNITION IGNITION COIL 4 COIL 2 (3.6L) (3.6L) INSIDE REARVIEW MIRROR (W/ LIGHT SENSITIVE MIRROR) INSTRUMENT PANEL INSTRUMENT PANEL FUSE BLOCK IP BODY IGN FUSE LEFT ENGINE MOUNT ACTUATOR MAIN BRANCH MANIFOLD ABSOLUTE PRESSURE SENSOR BREAKOUT) (3.6L: ENGINE NCA WIRE RED WIRE RIGHT ENGINE MOUNT ACTUATOR SPARE PT FUSE STEERING COLUMN FUSE HOLDER (BOTTOM OF STEERING COLUMN) STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE (IF EQUIPPED) TO IGN COIL INJ/SPARE FUSE (DIAGRAM 6 OF 6) TRANSFER CASE CONTROL MODULE (AWD) VIO WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/ VIO WIRE YEL WIRE

3.6L A/C COMPRESSOR CLUTCH RELAY ACC IND ACC LED SIG ACC VOLT ACCESSORY VOLT AUXILIARY COOLANT PUMP RELAY BLK WIRE BLK/GRY WIRE BLU/BLK WIRE BLU/GRN WIRE BODY CONTROL MODULE BREAKOUT NEAR GENERATOR BRANCH) BREAKOUT) BRN/BLK WIRE CONTENT THEFT DETERENT SENSOR MODULE (W/ INTERIOR MOVEMENT, INCLINATION) ENGINE CONTROL MODULE ENGINE START/STOP EXCEPT EXCEPT 3.6L 3.6L FROM DOME/READING LAMPS (LEFT REAR) BREAKOUT) FROM IGN COIL INJ FUSE (DIAGRAM 5 OF 6) FROM RDO/DVD FUSE (DIAGRAM 3 OF 6) GARAGE DOOR OPENER GRN/BLK WIRE GRY/VIO WIRE IGN 1 VOLT IGN COIL INJ/SPARE FUSE IGN MODE SW IGNITION COIL 1 IGNITION COIL 1 BREAKOUT) (3.6L: ENGINE IGNITION COIL 3 IGNITION COIL 5 (3.6L) IGNITION IGNITION COIL 2 COIL 4 (EXCEPT (EXCEPT 3.6L) 3.6L) IGNITION MODE SWITCH ILLU IND KEYLESS ENTRY CONTROL MODULE MODE VOLT PASSIVE START SW SIG 2 PASSIVE START SW SIG 2 LOW REFERENCE POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE (IF EQUIPPED) PPL/BLK WIRE PPL/YEL WIRE RAIN/AMBIENT LIGHT SENSOR MODULE (W/O UNIVERSAL GARAGE DOOR RAP RLY COIL CTRL RED/BLU WIRE RUN/CRANK RUN/CRANK IGN 1 VOLT SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOID VALVE RELAY START IND START LED SIG THEFT MDL/UGDO/ RAIN SNSR FUSE VIO/BLU WIRE W/ HORN THEFT DETERENT ALARM W/ UNIVERSAL GARAGE DOOR W/O HORN THEFT DETERENT ALARM YEL WIRE

2.0L A SIGNAL ACTR RECEIVE SIG ACTR RETURN ACTR RTN ACTR SPLY VOLT ACTR TRANSMIT SIG ACTR UNLOCK CTRL AMBIENT LIGHT/SUNLOAD SENSOR ANTENNA AOS DISPLAY/ MIL IGN FUSE BAT POS VOLT BCM 5 FUSE BCM 7 FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DR LOCK CTRL DR LOCK CTRL (2) DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE FM/RFR GMLAN SERIAL DATA GRN WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HEADLIGHTS SYSTEM HOOD LATCH HOOD STATUS HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE IND DIM CTRL LEFT REAR SIG LF DR AJAR LH PARK LP SPLY VOLT LOGIC NCA WIRE OG COAX RADIO ANTENNA AMPLIFIER REAR COMPARTMENT LID LATCH RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR RH PARK LP SPLY VOLT RIGHT REAR SIG SCTY IND CTRL SCTY LOCK RLY CTRL SENS LOW REF SERIAL DATA SW LOCK CTRL SW LOCK SIG SW SIG SW UNLOCK CTRL SW UNLOCK SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L AMBIENT LIGHT/SUNLOAD SENSOR BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE LOGIC NCA WIRE REAR COMPARTMENT FUSE BLOCK RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SERIAL DATA THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE