Cadillac SRX II facelift (2012-2016) underhood fuse block (left front engine compt) Wiring diagrams

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

195 3271 750 294 1303 DOOR LOCKS SYSTEM 2500 2501 7557 COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM 5797 6132 TRUNK, TAILGATE, FUEL DOORS SYSTEM COMPUTER DATA LINES SYSTEM 6133 6134 COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM BATT SENSE (RVC) FUSE BATTERY BCM 5 FUSE BCM 6 FUSE BLK WIRE BLK/PPL WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN/GRY WIRE BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE DK BLU WIRE DK BLU/BRN WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DK GRN/VIO WIRE DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM GROUND GRY WIRE GRY/BRN WIRE GRY/DK BLU WIRE GRY/LT GRN WIRE GRY/YEL WIRE HEADLAMP WASHER RELAY CTRL HEADLIGHTS SYSTEM HI SPEED GMLAN DATA BUS + HI SPEED GMLAN DATA BUS - AMBIENT LIGHTING HORNS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LOCAL INTERCONNECT NETWORK 2 LOCAL INTERCONNECT NETWORK 3 LT GRN WIRE LT GRN/BRN WIRE LT GRN/DK BLU WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PARK LAMP SUPPLY VOLT REAR ENGINE COMPT) REAR HANDLE SW OPN SIG INTERCONNECT NETWORK BUS 1 RED WIRE RED/LT GRN WIRE RED/WHT WIRE RED/YEL WIRE STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO/DK BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER SPEED RELAY CONTROL WIPER/WASHER SYSTEM YEL WIRE YEL/DK BLU WIRE YEL/GRY 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

BLK WIRE BRN/LT GRN WIRE BRN/WHT WIRE BRN/YEL WIRE DRIVER DOOR LOCK SWITCH GRY/LT GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN/THEFT 1 FUSE IGN/THEFT 2 FUSE IPC MIL IGN FUSE LEFT REAR EXTERIOR DOOR HANDLE SWITCH NCA WIRE PASSENGER DOOR LOCK SWITCH REAR BODY FUSE BLOCK (LEFT REAR QUARTER PANEL) RED/DK BLU WIRE RED/YEL WIRE RIGHT QUARTER PANEL RIGHT REAR EXTERIOR DOOR HANDLE SWITCH UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO/BLK WIRE VIO/GRY WIRE VIO/YEL WIRE WHT/YEL WIRE YEL WIRE YEL/GRY WIRE

1 2 RF DRL CTRL LF DRL CTRL 11 17 HDLP DIM SW HI BEAM SIG HDLP SW FLASH TO PASS SIG 18 13 10 HDLP HI BEAM RLY CTRL HDLP LO BEAM RLY CTRL FOG LAMP RLY CTRL 9 11 16 HDLP SW SIG HDLP SW OFF SIG/ HDLP LO CTRL HDLP SW ON SIG AMBIENT LIGHT SENS SIG BCM 2 BCM 5 FUSE FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU/BRN WIRE FRONT FOG LAMP FRONT FOG LAMP FUSE GROUND DISTRIBUTION SYSTEM GRY/DK BLU WIRE HDLP SW REF VOLT HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE BLOCK FUSE (NEAR LEFT FRONT STRUT) INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LEFT DAYTIME RUNNING LAMP, LEFT FRONT FOG LAMP (IF EQUIPPED) LEFT HEADLAMP LEFT HEADLAMP BALLAST LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN WIRE LT GRN/BRN WIRE LT LO BEAM FUSE LT RT HI BEAM LO BEAM FUSE FUSE NCA WIRE PNK WIRE PPL REAR FOG LP SPLY VOLT RED/BLK WIRE RED/BRN WIRE RED/LT GRN WIRE RELAY RIGHT DAYTIME RUNNING LAMP RIGHT FRONT FOG LAMP (IF EQUIPPED) RIGHT HEADLAMP RIGHT HEADLAMP BALLAST RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) USED) (NOT VIO WIRE WHT WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE

1 2 RT HDLP LO BEAM SPLY VOLT LT HDLP LO BEAM SPLY VOLT 11 16 HDLP OFF SIG CTRL HDLP SW ON SIG 17 11 HDLP SW FLASH TO PASS SIG HDLP DIMMER SW HI BEAM SIG 3 18 10 B+ HDLP HI BEAM RLY CTRL 9 1 HDLP SW SIG GND AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) AUTO BATTERY FUSE BLOCK BCM 2 FUSE BCM 5 FUSE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 7555 1751 CRUISE CONTROL, SOUND SYSTEMS DK BLU/BRN WIRE DK GRN WIRE FOG LAMP RLY CTRL FRONT FOG LAMP FRONT FOG LAMP FUSE FRONT FOG LAMP IND FRONT FOG LAMP RELAY FUSE 5 GROUND DISTRI- BUTION SYSTEM GROUND DISTRIBUTION SYSTEM GRY/DK BLU WIRE HDLP SW REF VOLT HEAD PARK HEADLAMP HIGH BEAM RELAY HEADLAMP SWITCH HIGH BEAM LAMP IND 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 (IF EQUIPPED) LEFT HEADLAMP LEFT HIGH BEAM HEAD- LAMP LEFT LOW BEAM HEADLAMP LEFT REAR FOG LAMP LEFT TAIL LAMP (IF EQUIPPED) LOGIC LOW REF LOW SPD GMLAN SER DATA LT GRN WIRE LT GRN/BRN WIRE LT HI BEAM FUSE MULTI-FUNCTION/ TURN SIGNAL SWITCH OFF PPL REAR FOG LAMP REAR FOG LP SPLY VOLT RED/BLK WIRE RED/BRN WIRE RED/LT GRN WIRE RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO WIRE W/ FRONT, REAR ELECTRONIC A/C WHT WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE

1 2 3 GND 13 14 15 16 17 18 RUN/CRANK IGN 1 VOLT STOP LAMP RLY COIL SPLY VOLT 2 3 4 5 6 7 8 9 10 11 12 RIGHT TRAILER TURN SIG LAMP 23 24 DATA BUS - DATA BUS + BATT POS VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN/VIO WIRE EXTERIOR LAMPS CIRCUIT GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT TRAILER PARK LAMP TRAILER BRAKE LAMP LF TURN SIG LP SPLY VOLT LOW SPEED GMLAN SERIAL DATA LR STOP LAMP LP SPLY VOLT LR TURN SIG LP SPLY VOLT LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE ORG/ WIRE PNK/BLK WIRE POWER RELAY PPL/WHT WIRE RBEC 1 FUSE REAR BODY FUSE BLOCK (LEFT REAR QUARTER PANEL) RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RF TURN SIG LP SPLY VOLT RIGHT TRAILER PARK LAMP LEFT TRAILER TURN SIG LAMP RR STOP LAMP LP SPLY VOLT RR TURN SIG LP SPLY VOLT RUN RLY COIL CTRL SIG GND STOP LAMP RLY COIL SPLY VOLT TRAILER BACKUP LAMP TRAILER FOG LAMP TRAILER BRAKE LAMP TRAILER CONNECTED SIG TRAILER CONNECTOR TRAILER IGNITION TRAILER LIGHTING CONTROL MODULE (CARGO COMPT) TRLR 2 FUSE TRLR EXP FUSE TRLR TRLR MDL MDL FUSE FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO/BLK WIRE VIO/BRN WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRY WIRE YEL/WHT WIRE

2700 5514 AIR CONDITIONING SYSTEM 5 VOLT REF 1 ACCELERATOR PEDAL POSITION SIG 1 5291 6386 STARTING/CHARGING SYSTEM 7493 7494 1579 2500 2501 COMPUTER DATA LINES SYSTEM A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESSURE SENS SIG ACC PEDAL POSITION LOW REF 1 ACCELERATOR PEDAL POSITION SIG 2 ACCESSORY WAKEUP SERIAL DATA AIR 459 1274 1162 CONDITIONING SYSTEM AIR CONDITIONING SYSTEM ASSEMBLY (RIGHT SIDE OF FUEL TANK) BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/BLK WIRE BRAKE PEDAL POSITION SENSOR (NEAR TOP OF BRAKE PEDAL) BRAKE PEDAL POSITION SNSR SIG BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE INDICATOR CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE/ETC/TCC BRK SIG DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE ECM RUN CRANK FUSE ENGINE CONTROL MODULE (LEFT FRONT ENGINE COMPT) EVAPORATIVE EMISSION VENT SOLENOID VALVE (CALIFORNIA) (EVAP CANISTER) FUEL LEVEL SENSOR FUEL LINE PRESSURE SNSR LOW REF FUEL TANK PRESSURE SENSOR SIG FUEL LINE PRESSURE SNSR SIG FUEL PUMP FUEL PUMP PRIMARY RLY CTRL FUEL PUMP/ SENDER GRY WIRE HI SPD COOLING FAN RELAY CONTROL HOT W/ IGNITION MAIN RELAY ENERGIZED LOW SPEED COOLING FAN RLY CTRL LT BLU WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE NCA WIRE POWERTRAIN MAIN RLY FUSED SPLY 2 START RLY COIL CTRL POWERTRAIN RLY COIL CTRL POWERTRAIN MAIN RLY FUSED SPLY (1) PPL RED WIRE RED/BRN WIRE RED/LT GRN WIRE RUN/CRANK IGN 1 VOLT BATT POS VOLT ACC PEDAL POSITION LOW REF 2 SECONDARY FUEL LEVEL SENSOR (UNDER VEHICLE, IN LEFT SIDE OF FUEL TANK) SNSR LOW REF TANK HARNESS) TIA PRESSURE SNSR SIG UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO WIRE VIO/ DK BLU WIRE VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/YEL WIRE WHT WIRE WHT/ DK BLU WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/RED WIRE YEL RED/ WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER DISPLAY ECM BATT FUSE ECM PWR/ ENGINE CONTROLS IGNITION RELAY FSCM FUSE FUEL CNSTR (LEFT REAR PUMP VENT QUARTER FUSE FUSE PANEL) FUEL COMPOSITION FUEL GAUGE FUEL PUMP DRIVER CONTROL MODULE GROUND GRY WIRE GRY/DK BLU WIRE HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE FUSE BLOCK (NEAR LEFT FRONT STRUT) HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN 1 VOLT INJ INJ ODD EVEN POST PRE TRN FUSE FUSE FUSE FUSE FUSE INSTRUMENT CLUSTER LOGIC LOW REF LT GRN WIRE LT GRN/GRY WIRE MALFUNCTION IND NCA WIRE REAR FUSE BLOCK RED/BLK WIRE RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RELAY CTRL SENSOR SER DATA SERIAL DATA SUPPLY VOLT UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO/DK BLU WIRE VIO/LT GRN WIRE VIO/YEL WIRE WAKEUP SER DATA WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE