Cadillac SRX II facelift (2012-2016) logic Wiring diagrams

5-VOLT REF LO REF BRK PDL TRAVEL SENS 2 SIG ABS IND. BLK WIRE BLK/DK BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU LT WIRE BRAKE BOOSTER PUMP MOTOR RELAY BRAKE IND BRAKE PRESSURE MODULATOR (BETWEEN MASTER CYLINDER, LEFT STRUT TOWER) BRK FLUID LEVEL SENS SIG BRK PDL TRAVEL SENS 1 SIG BRK BOOSTER PUMP MTR SPLY VOLT SERIAL DATA COMM ENABLE BRN WIRE BRN/DK BLU WIRE BRN/LT GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 6257 2087 7333 7334 DK BLU WIRE DK BLU/RED WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR ENGINE COMPT) ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS IGNITION RELAY ESC IND ESC OFF IND GRN DK WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL, ON INSIDE OF HUB) LOGIC LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE NCA WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPEED SENSOR (BEHIND RIGHT FRONT WHEEL, ON INSIDE OF HUB) SERIAL DATA SPD SIG TAN WIRE TRACTION OFF IND VACUUM PUMP FUSE VIO WIRE VIO/BRN WIRE WHT WIRE WHT/BLK WIRE WHT/DK BLU WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 B+ LOW SPD GMLAN SERIAL DATA AIR QUALITY SENS SIG INSIDE AIR TEMP SENS SIG AIR QUALITY SENSOR (W/ AUTOMATIC AIR RECIRCULATION SENSOR INDICATOR) ANTI-THEFT SYSTEM AUTO SWITCH AUXILIARY BLOWER MOTOR CONTROL MODULE (CENTER CONSOLE) AUXILIARY HVAC CONTROL MODULE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLOWER MOTOR (RIGHT SIDE OF HVAC) BLOWER MOTOR CONTROL MODULE (LOWER LEFT SIDE OF BLOWER MOTOR) BLWR MTR SPD CTRL AUXILIARY BLWR MTR SPD CTRL BREAK OUT TO HVAC CONTROL MODULE) BRN BLK/ WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DK BLU WIRE DK BLU/GRY WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DUCT LOWER AUXILIARY AIR TEMPERATURE SENSOR DUCT UPPER AUXILIARY AIR TEMPERATURE SENSOR GROUND GROUND IGN 1 VOLT A/C COMPRESSOR CTRL A/C COMPRESSOR SUPPLY VOLT GRY WIRE HEADLIGHTS SYSTEM HIGH TEMPERATURE SWITCH HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT LOGIC LOGIC HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) LOW CTRL LOW REF REAR DEFOG RELAY CTRL LOW TEMPERATURE SWITCH LOWER AIR OUTLET SWITCH LOWER BLOWER SWITCH LT GRN WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE NETWORK 9 ORG/ WIRE RED WIRE RED/VIO WIRE SENS AIR QUAL FUSE SIG GND SIGNAL SPEED CTRL SPLY VOLT TWILIGHT SENTINEL DELAY SIG UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) UPPER AIR OUTLET SWITCH UPPER AIR TEMP SENS SIG LOWER AIR TEMP SENS SIG SOLAR SENS DRV SIG UPPER BLOWER SWITCH VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE W/ FRONT, REAR ELECTRONIC A/C W/ FRONT, REAR ELECTRONIC CONTROLS A/C W/O FRONT, REAR ELECTRONIC A/C WHT WIRE YEL/VIO WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR SOLENOID VALVE AMBIENT AIR TEMPERATURE SENSOR (FRONT CENTER OF ENGINE COMPT) BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BRN/LT GRN WIRE BRN/RED WIRE BRN/YEL WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM DATA DK BLU WIRE DK BLU/GRY WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY INSTRUMENT CLUSTER ECT SENS SIG ENGINE CONTROL MODULE (LEFT FRONT ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY FAN RLY CTRL FRT VENT SEAT FUSE FUSE 36 GMLAN GROUND HOT AT ALL TIMES HOT AT ALL TIMES FRT BLWR FUSE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) IPC FUSE HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC FUSE LO REF LOGIC LOW REF LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE POSITIVE PRESSURE REAR FUSE BLOCK (LEFT REAR QUARTER PANEL) RED/GRY WIRE RED/VIO WIRE SENS SIG SERIAL SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO WIRE VIO/BLK WIRE VOLT WHT WIRE WHT/GRY WIRE

A/C REFRIGERANT PRESSURE SENSOR (LEFT FRONT FRAME RAIL) AUTO SWITCH BLK WIRE BLK/BRN WIRE BLK/LT GRN WIRE BLOWER DOWN SWITCH BLOWER UP SWITCH BRN/RED WIRE BRN/YEL WIRE COOL FAN 1 FUSE COOL FAN 2 FUSE COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN LOW SPEED RESISTOR (FAN SHROUD) COOLING FAN MEDIUM SPEED RELAY COOLING FAN MEDIUM SPEED RESISTOR (FAN SHROUD) COOLING FAN MOTOR COOLING FAN RELAY COOLING FAN SPEED CONTROL RELAY DISPLAY DK BLU WIRE ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR (REAR LEFT CYLINDER HEAD) GRY WIRE HIGH SPEED COOLING FAN DIODE HOT AT ALL TIMES INFO DISPLAY MODULE LEFT TEMPERATURE DOWN SWITCH LEFT TEMPERATURE UP SWITCH LOGIC LOW SPEED COOLING FAN DIODE LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE MEDIUM SPEED COOLING FAN DIODE NCA WIRE NETWORK ORG/ WIRE PPL/WHT WIRE RADIO/HVAC CONTROLS RECIRCULATION SWITCH RIGHT AIR TEMPERATURE ACTUATOR (RIGHT CENTER OF HVAC CASE) RIGHT TEMPERATURE DOWN SWITCH RIGHT TEMPERATURE UP SWITCH TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT WHT WIRE WHT/BLK WIRE WHT/DK BLU WIRE WINDSHIELD DEFROST SWITCH YEL WIRE YEL/BLK WIRE

A/C EVAPORATOR TEMPERATURE SENSOR (INSIDE HVAC MODULE, AT THE EVAPORATOR CORE) AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY MODE DOOR ACTUATOR BLU/BLK WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DUCT LEFT LOWER AIR TEMPERATURE SENSOR (HVAC MODULE) DUCT LEFT UPPER AIR TEMPERATURE SENSOR DUCT RIGHT LOWER AIR TEMPERATURE SENSOR (CENTER CONSOLE) DUCT RIGHT UPPER AIR TEMPERATURE SENSOR (CENTER CONSOLE) GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) HVAC MODULE LOGIC LOW REF LT BLU WIRE LT GRN WIRE MODE ACTUATOR (LEFT SIDE OF HVAC MODULE) ORG/ WIRE PPL PPL/WHT WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1 13 7 B+ SPLY VOLT BRK PEDAL POS SENS SIG 2 12 DATA BUS + DATA BUS - 24 25 19 SERIAL DATA BUS - SERIAL DATA BUS + LOW REF 2501 2500 5360 COMPUTER DATA LINES SYSTEM 34 54 5-V REF 4 LOW REF TPS SIG (1) TAC MTR CTRL CLOSE TAC MTR CTRL OPEN GROUND ACC GAP UP/DN SW SIG LIGHTING CTRL SW REF CRUISE CTRL SW SIG ACC GAP UP/DOWN SW SIG ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATION PEDAL) AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (NEAR TOP OF BRAKE PEDAL) BRN/GRN WIRE BRN/LT GRN WIRE BRN/RED WIRE BRN/WHT WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE SWITCH CRUISE/ETC/TTC BRK SIG DISPLAY DK BLU WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER ENGINE CONTROL MODULE (ECM) (LEFT FRONT ENGINE COMPT) FUSE 1 FUSE BLOCK (LEFT FRONT ENGINE COMPT) GMLAN SERIAL DATA CRUISE IND GROUND GRY/GRN WIRE GRY/LT GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES BCM 1 FUSE HOT AT ALL TIMES IPC FUSE FUSE BLOCK (CENTER CONSOLE) INSTRUMENT CLUSTER INSTRUMENT PANEL ISS HI SIG ISS LO SIG LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LT GRN/WHT WIRE OSS HI SIG OSS LO SIG POS VOL RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RES+ SET- SPD+ STEERING WHEEL AIR BAG COIL TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR UNDERHOOD WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

25 24 SERIAL DATA (-) SERIAL DATA (+) 2501 2500 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DATA DK BLU WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY EBCM FUSE ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR ENGINE COMPT) HOT AT ALL TIMES INSTRUMENT CLUSTER LO SPD GMLAN SERIAL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BRN WIRE MULTI-AXIS ACCELERATION SENSOR RED/GRY WIRE STEERING ANGLE SENSOR (UNDER LEFT SIDE OF DASH) UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VARIABLE POWER STEERING SOLENOID VALVE WHT WIRE

8 7 UNLOCK SIG STATUS CTRL AJAR SW SIG BLK WIRE BRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DK BLU/BRN WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DOOR DEAD LOCK RELAY DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR (IN DRIVER'S DOOR) DRIVER WINDOW SWITCH GRY WIRE GRY/LT GRN WIRE IPC MIL IGN FUSE LF DR AJAR SW SIG LOGIC LOGIC PASSENGER WINDOW MOTOR (IN FRONT PASSENGER DOOR) LT GRN/YEL WIRE NETWORK BUS 4 PASSENGER DOOR LATCH ASSEMBLY REAR FUSE BLOCK (LEFT REAR QUARTER PANEL) VIO/GRY WIRE VIO/YEL WIRE W/ ANTI THEFT PROTECTION DOOR LOCK CONTROL WHT/DK BLU WIRE WHT/VIO WIRE

13 18 HDLP LO BEAM RLY CTRL HDLP HI BEAM RLY CTRL 15 19 UNLOCK SIGNAL LOCK SIGNAL 22 19 PARK LAMP RELAY CONTROL HORN RELAY CONTROL 4 1 BATT POS VOLT BATT POS VOLT 4 24 25 UNLOCK CONTROL SERIAL DATA (+) SERIAL DATA (-) 45 28 EXTERIOR LIGHTS SYSTEM HORNS SYSTEM 5 6 ACCESSORY VOLTAGE RUN/CRANK IGN 1 VOLT 8 7 UNLOCK SIG STATUS CTRL AJAR SW SIG BCM 4 FUSE BCM 8 FUSE BLK WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BRN WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DOOR DEAD LOCK RELAY DOOR LOCK CTRL DOOR LOCK CTRL 2 DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR (IN DRIVER'S DOOR) DRIVER WINDOW SWITCH GRY WIRE GRY/BLK WIRE GRY/LT GRN WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LF DR AJAR SW SIG LIFT GATE AJAR SW SIG 1 LIFTGATE LATCH ASSEMBLY (IF EQUIPPED) LK MTR STATUS SIG LR LK MTR STATUS SIG RR LOCK RLY CTRL LOGIC LOGIC PASSENGER WINDOW MOTOR (IN FRONT PASSENGER DOOR) LT GRN/YEL WIRE NETWORK BUS 4 PASSENGER DOOR LATCH ASSEMBLY RED/VIO WIRE RED/WHT WIRE SECURITY IND CTRL SECURITY LOCK RLY CTRL VIO/BLK WIRE VIO/GRY WIRE VIO/YEL WIRE W/ ANTI THEFT PROTECTION DOOR LOCK CONTROL W/ MECHANICAL STEERING COLUMN LOCK WHT WIRE WHT/DK BLU WIRE WHT/VIO WIRE WHT/YEL WIRE

1 2 3 IMMO RTN NETWORK 11 SPLY VOLT 36 37 SERIAL DATA + SERIAL DATA - BCM 5 (CENTER CONSOLE) FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DK BLU/BLK WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (LEFT FRONT ENGINE COMPT) GROUND GRY/BLK WIRE GRY/VIO WIRE HOOD AJAR SW SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC LOGIC IMMOBILIZER CONTROL MODULE (UNDER FLOOR CONSOLE) LT GRN WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE POSITIVE VOLT RED/LT GRN WIRE SECURITY IND SERIAL DATA WHT WIRE WHT/GRN WIRE