Cadillac ATS I (2012-2014) blk/brn Wiring diagrams

3.6L W/ ENGINE OIL COOLING SYSTEM, 2.0L W/ EXTRA CAPACITY AOS DISPLY/ MIL IGN FUSE AUXILIARY UNDERHOOD FUSE BLOCK (RIGHT FRONT BATT+ VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM COOLING FAN COOLING FAN CONTROL MODULE (ENGINE COOLING FAN ASSEMBLY) COOLING FAN FUSE COOLING FAN MOTOR COOLING TEMP SENS 2 LO REF COOLING TEMP SENS 2 SIG ECM IGN FUSE ENG COOL CTRL ENG TEMP SENS SIG ENGINE CONTROL MODULE (ECM) (RIGHT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE INDICATOR ENGINE COOLANT TEMPERATURE SENSOR 2 (2.5L) ENGINE COOLANT THERMOSTAT HEATER (2.5L) (FRONT OF ENGINE) EXCEPT 3.6L 3.6L EXCEPT 3.6L W/ ENGINE OIL COOLING SYSTEM, 2.0L W/ EXTRA CAPACITY FUSE 4 GMLAN SERIAL DATA GRN/BLK WIRE GROUND HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT IGN COIL INJ FUSE LOGIC LOGIC INSTRUMENT CLUSTER LT GRN WIRE MOTOR OF ENGINE COMPT) RED/GRN WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SENS LO REF SERIAL DATA SIG GND SPEED SIG SPEED SIGNAL UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE

1 2 BATTERY POSITIVE VOLTAGE GROUND 5 6 STEERING ANGLE SENS LOW REF GROUND BLK WIRE BLK/BRN WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (FORWARD OF RIGHT FRONT STRUT TOWER) FUSE 1 GRN WIRE HI SPD GMLAN SERIAL DATA HOT AT ALL TIMES LOGIC INSTRUMENT CLUSTER LOW SPEED GM LAN SERIAL DATA LT GRN WIRE POWER STEERING CONTROL MODULE (PART OF STEERING GEAR RACK) POWER STEERING MOTOR POWER STEERING SHAFT TORQUE SENSOR RED/VIO WIRE SENS RTN SENS SIG STEERING ANGLE SENS LOW REF STEERING WHEEL ANGLE SENSOR (BELOW STEERING WHEEL AROUND SHAFT) SYSTEM UNDERHOOD AUXILIARY FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO RED/ WIRE WHT WIRE WHT/BLU WIRE

BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR (ON BRAKE PEDAL BRACKET) BRK POS SENS LO REF BRK POS SENS SIG CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM DOWN FROM DAYTIME RUNNING LAMP (LEFT) BREAKOUT) DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FROM CENTER HIGH MOUNTED STOP LAMP CONNECTOR BREAKOUT) FROM FRONT WIRE CHANNEL UNDER PASSENGER SEAT) (W/ TRAILER PROVISIONS) FROM WIRE CHANNEL UNDER LEFT SIDE OF REAR SEAT) FRONT FASCIA) GRN/VIO WIRE GRN/YEL WIRE GRY/ VIO WIRE HI SPD GMLAN SERIAL DATA IGNITION 1 VOLT INSTRUMENT CLUSTER LEFT AUXILIARY DAYTIME RUNNING LAMP LEFT FRONT PARK LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT LICENSE PLATE LAMP LEFT STOP/ TURN SIGNAL LAMP LEFT TAIL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TURN IND LOGIC LT GRN/BLK WIRE MOST NCA WIRE PARK LAMPS IND RIGHT LICENSE PLATE LAMP RIGHT TURN IND RUN/CRANK SERIAL DATA SERIAL DATA (-) MOST TRAILER TOW CIRCUIT VIO/ GRY WIRE VIO/GRY WIRE VIO/WHT WIRE W/ HID W/O HID WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE CAMERA SIGNAL - CELLULAR PHONE MICROPHONE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM DRAIN WIRE GMLAN SERIAL DATA GPS GPS/CELL GRN/WHT WIRE GRY/VIO WIRE GRY/YEL WIRE HUMAN INTERFACE CONTROL MODULE (BEHIND GLOVE BOX) LOW REF MICROPHONE/AUDIO MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NCA WIRE NETWORK BUS 5 RED WIRE RED/VIO WIRE SER DATA SIGNAL GROUND TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB RECEPTACLE USB SRL DATA LOW REF VOICE SIG W/ NAVIGATION VEHICLE SYSTEM W/O NAVIGATION VEHICLE SYSTEM W/ ONSTAR W/O ONSTAR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

4 3 1 2 PPL AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRAKE PEDAL POSITION SENSOR (ON BRAKE PEDAL BRACKET) BRK APPLY SENS SUP VOL BRK APPLY SENS SIG COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FUSE GRY WIRE HI SPEED GMLAN SERIAL DATA (-) 1 HOT AT ALL TIMES LOCK SHIFT POSI SIG PARK LCK SOL CTRL PARK LOCK SOL CTRL PARK POSITION SWITCH PARK/NEUTRAL SIG (1) PPL RED WIRE RED/WHT WIRE SENS LOW REF SERIAL DATA SYSTEM TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION MANUAL SHIFT SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 BRAKE VACUUM SENS LOW REF 2500 2501 COMPUTER DATA LINES SYSTEM 5 V REF A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS LO REF SENS 2 LOW REF A/C REFRIGERANT PRESSURE SENSOR (NEAR THE LOWER RIGHT SIDE OF THE A/C CONDENSER) A/T ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM APP LO REF APP SENS SIG (2) BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR (ON BRAKE PEDAL BRACKET) BRN/RED WIRE BRN/WHT WIRE CHECK ENGINE IND CTRL 5 VOLT REF SENS SIG CLUTCH PEDAL POSITION SENSOR (ON CLUTCH MASTER CYLINDER PUSH ROD) CNSTR VENT COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM ECM BATT FUSE ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR 2 (2.5L) EVAP CANISTER VENT SOL CTRL EVAPORATIVE EMISSION VENT SOLENOID VALVE (RIGHT REAR FRAME NEAR FUEL TANK) FROM FRONT WIRE CHANNEL UNDER PASSENGER SEAT) FUEL PUMP PRIMARY RELAY CONTROL FUEL TANK PRESSURE SENS SIG 5-V REF FUSE GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - HOT AT ALL TIMES HOT AT ALL TIMES REAR BODY FUSE BLOCK (LEFT SIDE OF FUEL PUMP FSCM FUSE LOW REF LUGGAGE COMPT) M/T POWERTRAIN MAIN RLY FUSED SPLY (2) STARTER ENABLE RLY CTRL POWERTRAIN RLY COIL CTRL POWERTRAIN MAIN RLY FUSED SPLY (1) PRE-THROTTLE AIR PRESS, TEMP SIG 5-V REF APP SENS SIG (1) RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RUN/CRANK IGN 1 VOLT BATT POS VOLT APP LOW REF STARTING/CHARGING SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

AOS DISPLY/ MIL IGN FUSE AUXILIARY UNDERHOOD FUSE BLOCK BLK/BRN WIRE BLK/VIO WIRE BLU WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE ECM FUSE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR (IN THERMOSTAT HOUSING) ENGINE OIL PRESSURE SENSOR (ON ENGINE OIL COOLER) FSCM IGN FUSE GRY/BLU WIRE HIGH PRESSURE FUEL PUMP (UPPER RIGHT SIDE OF ENGINE) HOT W/ IGNITION MAIN RELAY ENERGIZED HTD STR WHL FUSE IGN COIL INJ FUSE IGN COIL INJ/ SPARE FUSE LEFT FRONT ENGINE MOUNT ACTUATOR (LOWER FRONT NEAR CORE SUPPORT) POWER DISTRIBUTION SYSTEM RED WIRE RIGHT FRONT ENGINE MOUNT ACTUATOR (LOWER FRONT NEAR CORE SUPPORT) SNSR EMIS FUSE TO SECONDARY AIR INJECTION PUMP RELAY (DIAGRAM 2 OF 7) UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE

ACTUATOR HI CTRL ACTUATOR LOW CTRL ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CAM EXHT SOL (1) CAM INTKE SOL (1) CAM POS EXHT SPLY CAM POS INTKE SENS CAM POS INTKE SPLY CHK ENG IND CTRL COMPUTER DATA LINES SYSTEM CRNK SENS SIG DATA DFI HI VOL SPLY 1 DFI HI VOL SPLY 2 DFI HI VOL SPLY 3 DFI HI VOL SPLY 4 ECT SENS SIG EMISSION PURGE SOLENOID VALVE BREAKOUT) ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOOD STATUS SIG IGN 1 VOLT IGN CTRL (1) IGN CTRL (2) IGN CTRL (3) IGN CTRL (4) IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 INSTRUMENT CLUSTER LOGIC LOW REF LOW REF BANK 1 MALFUNCTION IND LAMP NCA WIRE NEU GEAR SENS RTN NEU GEAR SENS SPLY NEUTRAL POSITION SENSOR (M/T) (LEFT REAR OF TRANSMISSION) OIL PRESS SENS SIG RED WIRE SENS LO REF SERIAL SPARK PLUG SPLY VOLT VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION SENSOR (LOWER LEFT REAR OF THE ENGINE) DFI HI VOL SPLY 1 DFI HI VOL SPLY 2 DFI HI VOL SPLY 3 DFI HI VOL SPLY 4 ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 GRN WIRE GRN/GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES BATTERY FUSE BLOCK (ON BATTERY) FUSE INTAKE CAMSHAFT POSITION SENSOR (FRONT OF CYLINDER HEAD) LOW REF RED WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE WHT/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BANK 1 SENS 1 BANK 1 SENS 2 BANK 1 SNSR (1) BANK 1 SNSR (2) BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CRNK POS SENS SIG BANK 1 SENS (1) BANK 1 SENS (2) MAP SENS SIG CTRL BANK (1) ENGINE COMPT) ENGINE CONTROL MODULE (RIGHT FRONT OF FUEL RAIL PRESS SENS SIG FUEL RAIL PRESSURE SENSOR (ON ENGINE FUEL RAIL) GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE IAT SENS LOW REF TAC SENS SIG WAST GAT SOL CTRL ENG COOL CTRL GND KNOCK SENS SIG (1) KNOCK SENS SIG (2) LOGIC MANIFOLD ABSOLUTE PRESSURE SENSOR (ON INTAKE MANIFOLD NEAR THROTTLE BODY) MAP LOW REF HI REF BANK 1 NCA WIRE NEU GEAR SENS SIG OUT SPD SIG SECONDARY AIR INJECTION SOLENOID VALVE (2.5L) (REAR OF EXHAUST MANIFOLD) SENS SIG BANK (1) SENS SIG TAC CLOSE LOW REF SOUND SYSTEMS STARTING/CHARGING SYSTEM TAC OPEN THROTTLE BODY (FRONT OF ENGINE) TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRY WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE