Cadillac CT5 I (2019-2024) red/blu Wiring diagrams

BLK WIRE BLU WIRE BLU/WHT WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LOCK SWITCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH ENGINE HOOD SWITCH GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE HOT AT ALL TIMES LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LOW FREQUENCY REAR BUMPER ANTENNA NCA WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK REAR LOW FREQUENCY CONSOLE ANTENNA RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/ ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL W/O ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL WHT WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BODY CTRL MOD LIN BUS 16 COMPUTER DATA LINES SYSTEM GARAGE DOOR OPENER TRANSMITTER (REAR OF OVERHEAD CONSOLE) GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LOGIC NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE REMOTE FUNCTION ACTUATOR MODULE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 1 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 2 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 3 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 4 VIO/WHT WIRE W/ UNIVERSAL GARAGE DOOR OPENER WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.0L TURBO AUTOSAR CAN BUS (-) 2 SER DATA BLK WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE CAN-BUS COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT ALARM CONTENT THEFT DETERRENT SENSOR DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE HEADLIGHTS SYSTEM HOOD STATUS A SIG HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT REAR DOOR LOCK SWITCH LH HDLP LO BEAM CTRL LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR DR LK IND CTRL LR DR UNLK IND CTRL PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BLU WIRE RED/BRN WIRE RH HDLP LO BEAM CTRL RIGHT REAR DOOR LOCK SWITCH RR DR LK CTRL RR DR UNLK CTRL SECURITY IND ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 (BACK OF OVERHEAD CONSOLE) VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE

A/C EVAPORATOR TEMPERATURE SENS SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, DOOR LOCKS, ANTI-THEFT SYSTEMS AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLOWER MOTOR SPEED CTRL BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 6 BODY CTRL MODULE LIN BUS 11 BODY CTRL MODULE LIN BUS 5 BRN/BLK WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL SET/COAST/ RESUME/ACCELERATE SWITCH SIG CURB VIEW ENABLE SIG DISTANCE SENSING CRUISE CTRL GAP UP/DOWN SWITCH SIG DOOR LOCK ACTUATOR LOCK CTRL 2 DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER MODE 1 SWITCH SIG DRIVER SOLAR SENS SIG ENHANCED DRIVER MODE 1 SWITCH SIG FUEL DOOR ACTUATOR UNLOCK CONTROL GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HAZARD WARNING SWITCH SIG HEADLAMP SWITCH FLASH SIG HEADLAMP SWITCH OFF SIG HEADLAMP SWITCH ON SIG HEADLAMP SWITCH PARK LAMP SIG HEADLIGHTS SYSTEM HIGH BEAM SELECT SWITCH HIGH BEAM SIG HORN SWITCH SIG HORNS SYSTEM HOT AT ALL TIMES HVAC REMOTE ENABLE SIG HVAC SYSTEM ENABLE SIG IGNITION MODE SWITCH ACCESSORY LED SIG IGNITION MODE SWITCH MODE VOLTAGE IMMOBILIZER ANTENNA LOW SIG IMMOBILIZER ANTENNA SIG (+) INSIDE AIR TEMPERATURE SENS SIG INSTRUMENT PANEL ACCENT LIGHTING CTRL INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR KEYLESS ENTRY ANTENNA 1 HIGH SIG INTERIOR KEYLESS ENTRY ANTENNA 1 LOW SIG INTERIOR LAMP CTRL LEFT REAR DOOR LOCK STATUS SIG LEFT TURN SIG SWITCH SIG NAVIGATION SYSTEM POWER DISTRIBUTION SYSTEM REAR COMPARTMENT COURTESY LAMP CTRL REAR DOOR LOCK ACTUATOR UNLOCK CTRL REAR FOOTWELL ACCENT LIGHTING CTRL RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RETAINED ACCESSORY POWER RELAY 2 COIL CTRL RIGHT FRONT DOOR OPEN SWITCH SIG RIGHT REAR DOOR LOCK STATUS SIG RIGHT TURN SIG SWITCH SIG RUN/CRANK RELAY COIL CTRL SECURITY INDICATOR CTRL SENS LOW REFERENCE SOUND SYSTEMS STEERING WHEEL RESISTOR LADDER LOW REFERENCE SWITCH SIG TAP UP/TAP DOWN SWITCH SIG TRACTION CTRL SWITCH SIG 1 TRANSMISSIONS SYSTEM VEHICLE HOLD INDICATOR CTRL VIO/BLU WIRE VIO/YEL WIRE W/ ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL W/O ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER SWITCH SIG WINDSHIELD WIPER SWITCH LOW REFERENCE WINDSHIELD WIPER SWITCH LOW SIG WIPER/WASHER SYSTEM YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

2.0L TURBO 3.0L TURBO ACT CTRL CLS ACT CTRL OPN BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE WIRING HARNESS JUNCTION BLOCK GND 61 GRN/BLU WIRE GRN/YEL WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT 4 INLET TEMP SIG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LATE PRODUCTION LIN BUS 4 LO REF 2 MANIFOLD TEMP SIG OUTLET TEMP SIG RADIATOR COOLANT TEMPERATURE SENSOR RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) SENS 5 VOLT REF 1 SENS LO REF 1 SENS LO REF 2 TCM IGN/ECM IGN (EARLY PRODUCTION) TCM IGN/ECM IGN/ SHIFT IGN/ BRAKE IGN TEMP SENS 2 SIG TEMP SENS SIG TEMP SIG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VLV POS SIG WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

BATT POS BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (-) 5 CHARGE AIR COOLER COOLANT PUMP (LOWER LEFT REAR OF RADIATOR SHROUD) COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT BYPASS VALVE (LEFT SIDE OF ENGINE, ABOVE STARTER) ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLING FAN MOTOR (BEHIND CENTER OF RADIATOR) GND 13 GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC NCA WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SERIAL DATA VIO/BLU WIRE VOLT 32 WHT/RED WIRE

2.0L 3.0L 3.0L 2.0L ACCEL PEDAL POS SIG 1 ACCEL PEDAL POS SIG 2 ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) ACCL PEDAL POS 5 VOLT REF 1 ACCL PEDAL POS 5 VOLT REF 2 ACCL PEDAL POS LOW REF 1 ACCL PEDAL POS LOW REF 2 AUTO START BUS (-) 2 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA GND BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE AIR COOLER COVER CONNECTOR COMPUTER DATA LINES SYSTEM CRUISE CTRL SET/COAST/ RES/ACC SW SIG CRUISE/ETC/TCC BRAKE SIGNAL DISTANCE SENSING CRUISE CNTRL GAP UP/DOWN SW SIG ENGINE CNTRL SENS 5 VOLT REF 1 ENGINE CNTRL VEHICLE SENS LOW REF 1 ENGINE CONTROL MODULE GRN/WHT WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC RED WIRE RED/BLU WIRE RUN/CRANK IGN 1 VOLT STEERING WHEEL RESISTOR LADDER LOW REF THRTL ACTR CTRL CLOSE THRTL ACTR CTRL OPEN THRTL POS SENS 5 VOLT REF THRTL POS SENS LOW REF THRTL POS SENS SENT 1 SIG VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

ADAPTIVE CRUISE IND ADAPTIVE CRUISE SWITCH AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SPEED SENSOR AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 1 AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 2 AUTOMATIC TRANSMISSION OUTPUT SPEED SENSOR AUTOSAR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN/GRN WIRE BRN/WHT WIRE CAN-BUS CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROLS SWITCH CRUISE IND DATA DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION WARNING SWITCH GRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE INPUT SPD SIG INSTRUMENT PANEL CLUSTER CONTROL MODULE LANE DEPARTURE WARNING SWITCH LOGIC NCA WIRE OUTPUT SPD SIG TRANSMISSION OUTPUT SHAFT RED/BLU WIRE RES+ SERIAL SET- STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SPD SENS SIG TRANSMISSION INPUT SHAFT TRANSMISSION INTERMEDIATE SPD SIG VIO/GRN WIRE VOLT W/ LANE KEEP ASSIST WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/ORG WIRE

BATT POS VOLT 32 BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (-) 5 COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GROUND GY HEAD UP DISPLAY SIG HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP HOT AT ALL TIMES HUD HUD SIG HUD SW LOW REF HUD SW SIG INFO INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LOGIC LVDS RED/BLU WIRE SERIAL DATA YEL WIRE YEL/WHT WIRE

ABS IND. ADAPTIVE FRONT LIGHTING (AFL) IND AIR BAG IND AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SERIAL DATA BATT POSITIVE VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CRUISE IND DAY NIGHT LED CONTROL DECENT CTRL IND DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY ELECTRONIC STABILITY CONTROL OFF IND ELECTRONIC STABILITY IND ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FRONT FOG LAMP IND FUEL GAUGE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE GY LVDS HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LEFT TURN IND LIN BUS 1 LOGIC LOW FUEL IND MALFUNCTION IND NAVIGATION SYSTEM OIL LEVEL IND PARK BRAKE IND PARK LAMP IND RED/BLU WIRE RED/VIO WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT SEAT BELT IND SECURITY IND SERVICE INDICATOR SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/HAUL IND VEHICLE AHEAD IND VIO/BLK WIRE