Cadillac ATS I (2012-2014) blk Wiring diagrams

AOS DISPLY/ MIL IGN FUSE BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLOWER MTR SPD CTRL BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR FUSE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM FRT HVAC GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG SOLAR SENS PULSED SPLY VOLT SOLAR SENS DRV SIG HVAC CONTROL MODULE (NEAR RIGHT KICK PANEL) HVAC/ CNTRL FUSE INSIDE AIR TEMP SENS SIG HUMIDITY TEMP SENS SIG 5-VOLT REF INSTRUMENT PANEL FUSE BLOCK (LEFT SIDE OF INSTRUMENT PANEL) IP BODY IGN FUSE LINEAR INTERCONNECT NETWORK BUS 9 LOGIC PPL/GRY WIRE RDO/ HVAC FUSE RED/PPL WIRE SOLAR SENS COMBINED SIG SOLAR SENS LOW REF REAR DEFOG RLY CTRL TEMP SENS LOW REF UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO/GRY WIRE W/O START STOP SYSTEM W/ START STOP SYSTEM W/ HEADUP DISPLAY W/O HEADUP DISPLAY WINDSCREEN TEMP SENS SIG WINDSHIELD TEMPERATURE, YEL/BLU WIRE YEL/RED WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE A/C COMPRESSOR AMBIENT LIGHT/SUNLOAD SENSOR (UPPER CENTER OF THE INSTRUMENT PANEL) ANTI-THEFT SYSTEM HEADLIGHTS SYSTEM AUTO A/C SWITCH BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM FAN DOWN VENTILATING SWITCH FAN UP VENTILATING SWITCH GRN WIRE GRN/WHT WIRE GRY WIRE LEFT TEMPERATURE UP SWITCH LEFT TEMPERATURE DOWN SWITCH LOGIC NCA WIRE RADIO/HVAC CONTROLS REAR DEFROST IND REAR DEFROST SWITCH RECIR- CULATION SWITCH RED/PPL WIRE RIGHT TEMPERATURE UP SWITCH RIGHT TEMPERATURE DOWN SWITCH VIO/GRY WIRE W/ ONSTAR W/O ONSTAR WHT/BLU WIRE

A/C CLUTCH FUSE A/C COMPRESSOR CLUTCH RELAY A/C EVAPORATOR TEMPERATURE SENSOR (PASSENGER SIDE OF HVAC CASING) AIR RECIRCULATION DOOR ACTUATOR (CENTER OF DASH) BATT POS VOLT BLK WIRE BLK/RED WIRE BLOWER MTR SPD CTRL BLU WIRE BLU/GRY WIRE BRN WIRE BRN/GRN WIRE COOLING FAN FUSE DK BLU WIRE DK GRN WIRE DUCT LEFT LOWER AIR TEMPERATURE SENSOR (LEFT SIDE MODULE OF HVAC MODULE CASING) DUCT LEFT UPPER AIR TEMPERATURE SENSOR (UNDER THE INSTRUMENT PANEL) DUCT RIGHT UPPER AIR TEMPERATURE SENSOR (UNDER THE INSTRUMENT PANEL) ECM IGN FUSE ENGINE COOLANT THERMOSTAT HEATER (2.5L) (FRONT OF ENGINE) GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN COIL INJ FUSE LEFT AIR TEMPERATURE DOOR ACTUATOR (MIDDLE LEFT SIDE OF HVAC CASING) LT BLU WIRE LT BLU/WHT WIRE MODE DOOR ACTUATOR (DRIVER SIDE OF HVAC CASING) ORG/ WIRE PNK WIRE RED/PPL WIRE RED/YEL WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR (MIDDLE RIGHT SIDE OF HVAC CASING) UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

12 13 14 15 16 17 18 19 20 LOWER RIGHT AIR TEMP SENS SIG 3.6L 3.6L W/ ENGINE OIL COOLING SYSTEM, 2.0L W/ EXTRA CAPACITY A/C LOW REF A/C SENS SIG AUXILIARY UNDERHOOD BATT + BATT+ VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/RED WIRE CMPRSR CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR COOLING FAN MOTOR LOGIC DATA DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY ENG COOL CTRL ENG TEMP SENS SIG ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE INDICATOR ENGINE COOLANT TEMPERATURE SENSOR 2 (2.5L) EVAP CORE TEMP SENS SIG EXCEPT 3.6L EXCEPT 3.6L W/ ENGINE OIL COOLING SYSTEM, 2.0L W/ EXTRA CAPACITY FUSE FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/RED WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HVAC CONTROL MODULE (NEAR RIGHT KICK PANEL) INSTRUMENT CLUSTER LOGIC LOWER LEFT AIR TEMP SENS SIG LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE PASS AIR TEMP MOTOR CTRL PASS AIR TEMP MOTOR CTRL PASS AIR TEMP DOOR POS SIG PNK WIRE RED/GRN WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT SENS LO REF SERIAL SIG GND SPEED SIG SPEED SIGNAL TEMP SENS LOW REF 2 TEMP SENS SIG 2 UPPER RIGHT AIR TEMP SENS SIG VIO/GRN WIRE VIO/GRY WIRE VOLT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 SERIAL DATA (-) (4) SERIAL DATA (+) (4) GND 1 2 3 4 GMLAN SERIAL DATA (-) 4 GMLAN SERIAL DATA (+) 4 14 15 16 GMLAN SERIAL DATA (-) 4 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 3 4 5 6 7 8 9 10 11 12 LANE DEP WARN IND CTRL 3813 3811 COMPUTER DATA LINES SYSTEM 8 7 6 GND SERIAL DATA (+) (4) SERIAL DATA (-) (4) ACTIVE SAFETY CONTROL MODULE (FORWARD OF LEFT REAR LAMP ASSEMBLY) BATT POSITIVE VOLT RR PRK ASS LED DIS SIG BCM 5 FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BREAKOUT) BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM FROM FRONT WIRE CHANNEL UNDER PASSENGER SEAT) FRONT FASCIA) FRONT, REAR PARK ASSIST IND FRONT, REAR PARK ASSIST SWITCH FRONTVIEW CAMERA MODULE GMLAN SERIAL DATA (+) 4 LOW GMLAN SERIAL DATA GRN WIRE GRN/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES IND DIM CTRL INSTRUMENT PANEL MULTI- FUNCTION SWITCH LANE DEP WARN SW SIG LDW IND LDW SWITCH LONG RANGE RADAR SENSOR MODULE (RIGHT FRONT OF VEHICLE) OBJ SENS SPLY VOLT (2) REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRN WIRE SBZA/ LDW/ EOCM FUSE SENS SPLY VOLT (1) SENS SPLY VOLT (2) SERIAL DATA (+) (4) SERIAL DATA (-) (4) SERIAL DATA (-) (4) SERIAL DATA (+) (4) GND SERIAL DATA (-) (4) SERIAL DATA (+) (4) SERIAL DATA (-) (4) SERIAL DATA (+) (4) SERIAL DATA COMM ENABLE SERIAL DATA COMM ENABLE GMLAN SERIAL DATA (-) 1 GMLAN SERIAL DATA (-) 1 SHORT RANGE LEFT FRONT RADAR SENSOR MODULE (LEFT FRONT OF VEHICLE) SHORT RANGE REAR RADAR SENSOR MODULE (REAR MIDDLE OF VEHICLE) SHORT RANGE RIGHT FRONT RADAR SENSOR MODULE (RIGHT FRONT OF VEHICLE) UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMP) W/O HEAD-UP DISPLAY W/ HEAD-UP DISPLAY WHT WIRE WHT/BLU WIRE WIRE CHANNEL UNDER LEFT SIDE OF REAR SEAT)

ACTUATOR (ON STRUT) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED BLK/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER DISPLAY COMPUTER DATA LINES SYSTEM DRIVER INFORMATION GMLAN SER DATA GMLAN SER DATA GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT SHOCK ABSORBER LEFT FRONT SUSPENSION POSITION SENSOR (BOTTOM OF STRUT) LEFT REAR SHOCK ABSORBER LEFT REAR SUSPENSION POSITION SENSOR (BOTTOM OF STRUT) LOGIC LR STRUT MOTOR DECREASE DAMP CTRL LR STRUT MOTOR INCREASE DAMP CTRL LR STRUT POS SNSR LOW REF RF STRUT POS SNSR SIG NCA WIRE REAR COMPARTMENT FUSE BLOCK (LEFT SIDE OF LUGGAGE COMPARTMENT) RED WIRE RED/GRN WIRE RF STRUT MOTOR DECREASE DAMP CTRL RF STRUT MOTOR INCREASE DAMP CTRL RIGHT FRONT SHOCK ABSORBER RIGHT FRONT SUSPENSION POSITION SENSOR (BOTTOM OF STRUT) RIGHT REAR SHOCK ABSORBER RIGHT REAR SUSPENSION POSITION SENSOR (BOTTOM OF STRUT) RR STRUT MOTOR DECREASE DAMP CTRL RR STRUT MOTOR INCREASE DAMP CTRL GND RR STRUT POS SNSR LOW REF LF STRUT POS SNSR SIG RR STRUT POS SNSR SIG LF STRUT POS SNSR LOW REF SADS FUSE SUSPENSION CONTROL MODULE (FORWARD OF RIGHT REAR LAMP ASSEMBLY) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLK/GRN WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLY FUSE GRN/BLK WIRE GROUND GRY/VIO WIRE HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HOT AT ALL TIMES HUD SW LOW REF HUD SW SIG INFO INSTRUMENT PANEL FUSE BLOCK (LEFT SIDE OF INSTRUMENT PANEL) LINEAR INTERCONN NETWORK BUS 12 LOGIC INSTRUMENT CLUSTER NCA WIRE RED/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/WHT WIRE

"CHECK ENGINE" IND CTRL ABS IND. ADAPTIVE CRUISE IND AFL IND AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR (FRONT OF VEHICLE, REAR OF LOWER GRILLE) AOS DISPLY/ MIL IGN FUSE BCM 5 FUSE BLK WIRE BLK/LT BLU WIRE BLU WIRE BRAKE IND BRN WIRE BRN/WHT WIRE CHARGING IND COMPUTER DATA LINES SYSTEM CRUISE IND DISPLY FUSE DOOR LOCK IND DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND FORWARD COLLISION ALERT LED CTRL FUEL GAUGE GRN WIRE GRN/BLK WIRE GRY WIRE GRY/VIO WIRE HEAD-UP DISPLAY CIRCUIT HIGH BEAM ASSISTANT IND HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT BATT POSITIVE VOLT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LEFT SIDE OF INSTRUMENT PANEL) INTERCONN NETWORK BUS 12 INTERCONN NETWORK BUS 12 GND LANE DEPARTURE WARNING IND LEFT TURN IND LOGIC LOW FUEL WARNING LAMP IND LOW SPD GMLAN SERIAL DATA MOST SERIAL DATA (+) MOST SERIAL DATA (-) LOW TIRE PRESSURE IND LOW WASHER FLUID IND CRRL LT BLU/GRY WIRE MALFUNCTION LAMP IND MOST CTRL MOST SERIAL DATA (-) MOST SERIAL DATA (+) NAVIGATION SYSTEM NCA WIRE OIL LEVEL IND OUTSIDE AMBIENT AIR TEMP SENS SIG OUTSIDE AMBIENT TEMP SENS LOW REF PARK LAMPS IND PPL 24 23 21 20 19 RED/BLU WIRE RED/BRN WIRE REFLECTED LED DISPLAY DIMMING CTRL RIGHT TURN IND SEAT BELT IND SECURITY IND SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TRACTION OFF IND UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VIO/GRY WIRE VSC IND VSC OFF IND WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WIPER/ WASHER SYSTEM

"CHECK ENGINE" IND CTRL 1 2 NETWORK BUS 4 RR DOOR AJAR SW SIG 2 1 LR DOOR AJAR SW SIG NETWORK BUS 4 2 3 GND B+ 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 27 25 26 SEC FUEL LVL SENS SIG PRIMARY FUEL LVL SENS FUEL LVL LOW REF 39 40 SERIAL DATA (+) SERIAL DATA (-) 4 6 NETWORK BUS 3 RF DOOR AJAR SW SIG 6 4 LF DOOR AJAR SW SIG NETWORK BUS 3 BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRAKE IND LOGIC TRANSMISSION SHIFT LEVER POSITION INDICATOR BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FOOT WELL) GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/VIO WIRE LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LIFT GATE AJAR SW SIG 1 NETWORK BUS 2 OIL LVL SW SIG OIL PRESS SENS SIG 17 2 OIL PRESS SENS LOW REF PRESS SENS 5 VOLT REF PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR PRIMARY FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) RAP RELAY COIL CTRL REAR COMPARTMENT LID LATCH RED/BRN WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH SECONDARY FUEL LEVEL SENSOR VIO/GRY WIRE WHT WIRE WHT/RED WIRE WIRE CHANNEL UNDER PASSENGER SEAT) YEL/BRN WIRE

11 10 GMLAN SERIAL DATA (+) GMLAN SERIAL DATA (-) BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/PPL WIRE BRAKE FLUID LEVEL SWITCH BRK FLUID LVL BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DATA COM ELECTRONIC BRAKE CONTROL MODULE (FORWARD OF RIGHT FRONT STRUT TOWER) ENGINE OIL LEVEL SWITCH (AWD: FRONT OF OIL PAN) GRN/GRY WIRE GRY WIRE GRY/RED WIRE M/T PARK BRAKE CONTROL SWITCH PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEELHOUSE PANEL LINER) SIGNAL VOL REF SPLY VOL SW SIG SW SIG VOL REF WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE