Cadillac SRX II (2009-2012) logic Wiring diagrams

23 24 1 DATA BUS - DATA BUS + B+ 42 55 DATA BUS + DATA BUS - 5 8 6 PARK/NEU SIG DATA BUS + DATA BUS - AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LP SPLY VOLT BCM 1 FUSE BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL TRANSMISSION SOLENOID CONTROL VALVE MODULE ASSEMBLY (TCM) ENGINE CONTROL MODULE (ECM) (LEFT FRONT ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LEFT BACKUP LAMP LEFT TAIL LAMP LOGIC LOW REF LT GRN WIRE ORG/BLK WIRE PARK/ NEUTRAL SW SIG PARK/NEUTRAL SIG RED WIRE RED/WHT WIRE RIGHT BACKUP LAMP RIGHT TAIL LAMP RIGHT BACKUP LAMP RIGHT TAIL LAMP (W/ REAR FOG LAMP) TAN WIRE TAN/BLK WIRE TRANS RANGE SIG A TRANS RANGE SIG B TRANS RANGE SIG C TRANS RANGE SIG P TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH WHT WIRE YEL WIRE

12 13 ISS HI SIG ISS LO SIG 19 20 OSS HI SIG OSS LO SIG 24 25 19 SERIAL DATA BUS - SERIAL DATA BUS + LOW REF 3.0L 2.8L 4 9 HEADLAMP SW REF VOL CRUISE CTRL SW SIG 5 V REF 8 6 5 14 BUS + BUS - ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AUTOMATIC TRANSMISSION ASSEMBLY BLK (OR NCA) WIRE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (NEAR TOP OF BRAKE PEDAL) BRK PEDAL POS SENS SIG BRK PEDAL SW SIG BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE SWITCH DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY ECM FUSE BLOCK BATT (LEFT FRONT FUSE ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT FRONT ENGINE COMPARTMENT) GMLAN SERIAL DATA CRUISE IND GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL FUSE IPC BLOCK FUSE (CENTER CONSOLE) INSTRUMENT CLUSTER LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LT BLU WIRE LT BLU/WHT WIRE PNK WIRE POS VOL PPL RED/WHT WIRE RESET+ SET- SOUND SYSTEMS STEERING WHEEL AIR BAG COIL TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR UNDERHOOD WHT OR NCA WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

25 24 SERIAL DATA (-) SERIAL DATA (+) 2501 2500 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DATA DK BLU WIRE DK GRN 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 MULTI-AXIS ACCELERATION SENSOR RED/BLK WIRE STEERING ANGLE SENSOR (UNDER LEFT SIDE OF DASH) TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VARIABLE POWER STEERING SOLENOID VALVE YEL WIRE

BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRN WIRE HEADLAMP SWITCH INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT TURN SIGNAL LAMP LEFT REAR PARK LAMP LEFT TAIL LAMP LEFT TURN IND LEFT TURN REPEATER LAMP SIGNAL LOGIC LT BLU WIRE LT BLU/WHT WIRE OFF AUTO PARK HEAD PPL PPL PPL RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT RIGHT REAR STOP PARK LAMP LAMP RIGHT TAIL LAMP RIGHT TAIL LAMP RIGHT TURN IND RIGHT TURN SIGNAL REPEATER LAMP UNDERHOOD FUSE BLOCK) (LEFT ENGINE COMPT) W/ HID W/O HID WHT WIRE

2 3 PPL 7 1 PPL 9 15 PPL PPL AIR CONDITIONING SYSTEM AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) AUTO OFF BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL, SOUND SYSTEMS DK BLU WIRE DK GRN WIRE FRONT FOG LAMP FRONT FOG LAMP IND HEAD PARK HEADLAMP LEVELING CONTROL MODULE (LEFT DASH) HEADLAMP SWITCH HIGH BEAM LAMP IND HIGH LOW FTP HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) INSTRUMENT PANEL CLUSTER LEFT REAR FOG LAMP SENSOR LEFT TAIL LAMP (IF EQUIPPED) LOGIC LOW SPD GMLAN SER DATA LT BLU WIRE MULTI- FUNCTION SWITCH ORG/ WIRE PARK BRAKE CONTROL SWITCH PARK BRK SW APPLY SIG PARK BRK SW SIG PARKING BRAKE CONTROL MODULE PNK LT HDMP OUTAGE DETECTION SIG WIRE PNK WIRE PPL PPL 5 - VOLT REF PARK BRK SW SPLY VOLT PPL PPL 10 16 REAR FOG LAMP RT HDMP OUTAGE DETECTION SIG TAN WIRE TAN/BLK WIRE TURN SIGNAL W/ AUXILIARY A/C WHT WIRE YEL WIRE

1 2 RT HDLP LO BEAM SPLY VOLT LT HDLP LO BEAM SPLY VOLT 11 12 HDLP OFF SIG CTRL HDLP SW ON SIG 17 11 HDLP SW FLASH TO PASS SIG HDLP DIMMER SW HI BEAM SIG PPL 18 10 HDLP HI BEAM RLY CTRL 4 3 B+ B+ 9 1 LIGHTING CTRL SW SIG GND AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) AUTO BATTERY FUSE BLOCK BCM 1 FUSE BCM 2 FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 7555 1751 CRUISE CONTROL, SOUND SYSTEMS DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FOG LAMP RLY CTRL FRONT FOG LAMP FRONT FOG LAMP FUSE FRONT FOG LAMP IND FRONT FOG LAMP RELAY FUSE 5 HDLP SW REF VOLT HEAD PARK HEADLAMP HIGH BEAM RELAY HEADLAMP SWITCH HIGH BEAM LAMP IND HIGH LOW FTP HOT AT ALL TIMES HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LEFT FRONT FOG LAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT REAR FOG LAMP LEFT TAIL LAMP (IF EQUIPPED) LOGIC LOW REF LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN/BLK WIRE LT HI BEAM FUSE OFF ORG/ WIRE PPL REAR FOG LAMP REAR FOG LP SPLY VOLT RED/BLK WIRE RIGHT FRONT FOG LAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE TAN/WHT WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) W/ AUXILIARY A/C WHT WIRE YEL WIRE

20 19 18 17 16 15 14 13 12 11 10 PNK WIRE 419 893 185 ENGINE CONTROLS SYSTEM ABS IND. AIR BAG IND AJAR SW RF DOOR AMBIENT AIR TEMPERATURE SENSOR (FRONT CENTER OF B+ IGN VOLT BELT IND BLK WIRE BLK/WHT WIRE BOOST GAUGE (2.8L) BRAKE IND BRN WIRE BRN/WHT WIRE CENTER CONSOLE CHARGING IND CLOCK COMPUTER DATA LINES SYSTEM CRUISE IND DISPLAY FUSE DK GRN WIRE DK GRN/WHT WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT IND DRIVER WINDOW MOTOR (IN DRIVER'S DOOR) DRL IND ELECTRONIC PARK BRAKE IND ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ESC OFF IND FOG LAMP IND FUEL ECONOMY GAUGE FUEL ECONOMY IND FUEL GAUGE GRY WIRE GRY/BLK WIRE HIGH BEAM IND HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) HOT W/ IGNITION RUN RELAY ENERGIZED ILLUMINATION INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK IPC FUSE IPC MIL IGN FUSE LEFT TURN IND LEVEL IND CTRL LF DOOR AJAR SW LOGIC LOW COOLANT IND LOW FUEL LOW TIRE MALFUNCTION IND MENU SW SIG FLUID IND CTRL NETWORK 3 ODOMETER OIL PRESSURE IND PARK LAMPS IND PASSENGER DOOR LATCH ASSEMBLY PASSENGER SEAT PASSENGER WINDOW MOTOR PNK WIRE PRESSURE IND RADIO/HVAC CONTROLS RED/WHT WIRE RIGHT TURN IND SECURITY IND SENS SIG LOW REF LOW REF SW SIG SERIAL DATA SPEEDOMETER TACHOMETER TAN WIRE TAN/WHT WIRE TCS OFF IND TCS/ESC IND UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) WARNING IND WASHER FLUID LEVEL WHT WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

AUTO BATT POS VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH MODULE COMPUTER DATA LINES SYSTEM CRUISE CONTROL, SOUND SYSTEMS DK GRN WIRE DOME LAMP SWITCH GARAGE DOOR OPENER GRY WIRE HDLP SW PRK LP SIG LED BACKLIGHT DIMMING CTRL HDLP SW REF VOLT HDLP SW SIG HEAD HEADLAMP SWITCH HOT AT ALL TIMES BCM 6 FUSE IGNITION MODE SWITCH INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) INTERIOR LIFTGATE CONTROL SWITCH LED BACKLIGHT DIMMING CTRL LED DIMMING SIG LEFT STEERING WHEEL CONTROL LOCAL INTER NETWORK 4 LOGIC LT BLU WIRE OFF OUTSIDE REARVIEW MIRROR SWITCH PARK PARK BRAKE CONTROL SWITCH PARKING ASSIST CONTROL MODULE (IF EQUIPPED) PASSENGER WINDOW SWITCH PPL/WHT WIRE REAR PARK ASSIST LED DISABLE SIG RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RIGHT REAR QUARTERPANEL) RIGHT STEERING WHEEL CONTROL SERIAL DATA GMLAN LOW SPEED STEERING WHEEL AIR BAG COIL SUNROOF SUNSHADE SWITCH (W/ ELECTRIC SLIDING SUNROOF) SUNROOF SWITCH (W/ ELECTRIC SLIDING SUNROOF) SWC BKLT FUSE 30 SWITCH TRANSMISSION SHIFT LEVER POSITION INDICATOR UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) W/ PARKING ASSIST W/ POWER LIFTGATE, MEMORY W/ POWER LIFTGATE, W/O MEMORY W/O POWER LIFTGATE YEL WIRE

1668 380 (SENS 2) A/C REFRIG PRESS SENS SIG 473 335 1272 1274 1164 COOLING FANS SYSTEM 5985 2500 SERIAL DATA WAKE UP SIG DATA BUS (+) A/C REFRIGERANT PRESSURE SENSOR (LEFT FRONT FRAME RAIL) ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) BANK 1 SENS 2 BLK/WHT WIRE BRK PEDAL SW SIG BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT PUMP SPLY VOLT LO SPD COOLING FAN RLY CTRL LOW REF 5 VOLT REF 5 VOLT REF CRUISE CONTROL SYSTEM DATA SERIAL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER DISPLAY ECM BATT FUSE ECM RUN CRNK FUSE ENGINE CONTROL MODULE (ECM) (LEFT FRONT ENGINE COMPT) ENGINE OIL IND EVAP CANISTER VENT SOL CTRL FUEL ECONOMY MODE SW SIG FUEL GAUGE GRY WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) HOT W/ IGNITION RUN RELAY ENERGIZED IGN IGN 1 VOLT INSTRUMENT CLUSTER LOGIC LOW REF 5 VOLT REF FUEL LVL SENS SIG LT BLU WIRE LT BLU/WHT WIRE MASS AIR FLOW SENSOR (RIGHT SIDE ENGINE COMPT) MIL IND NCA WIRE ORG/BLK WIRE PARK/NEUTRAL SIGNAL PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL PPL/WHT WIRE RED/WHT WIRE SENS SIG STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM WHT WIRE WHT/BLK BRN WIRE WHT/BLK WIRE YEL WIRE

5 V REF BATT POS VOL BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMM ENABLE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE DRIVER INFORMATION CENTER DISPLAY ECM BATT FUSE ECM INJ ODD FUSE FUSE ENGINE COOLANT TEMPERATURE SENSOR (REAR LEFT CYLINDER HEAD) ENGINE OIL IND EXHAUST BANK 1 CAMSHAFT POSITION ACTUATOR SOLENOID VALVE (RIGHT CYLINDER HEAD) FSCM FUSE FUEL CNSTR (LEFT REAR PUMP VENT QUARTER FUSE FUSE PANEL) FUEL GAUGE FUEL PRESSURE SENSOR (FUEL SUPPLY PIPE) FUEL PUMP FLOW CONTROL MODULE (LEFT REAR CARGO COMPT) GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGNVOL INJ EVEN FUSE INSTRUMENT CLUSTER INTAKE BANK 2 CAMSHAFT POSITION ACTUATOR SOLENOID VALVE (LEFT CYLINDER HEAD) LOGIC LOW REF LT BLU WIRE LT GRN WIRE MIL IND MTR LOW REF FUEL PUMP NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE POST FUSE POWERTRAIN RELAY PPL PRE FUSE PRESS SENS SIG PUMP RLY CTRL PUMP SUPY VOL REAR FUSE BLOCK RED/WHT WIRE SER DATA BUS - SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) YEL WIRE