Cadillac CT4-V I (2019-2024) blu/gry Wiring diagrams

AUTOMATED DRIVING MAPPING MODULE AUTOSAR CAN BUS (+) 8 SERIAL DATA BATTERY POSITIVE VOLT BLK WIRE BLU/GRY WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) ETHERNET BUS 7 (-) HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED WIRE RED/YEL WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT/BRN WIRE WHT/GRY WIRE YEL WIRE YEL/BRN 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 AUTOMATIC VEHICLE HOLD INDICATOR CTRL HEADLAMP SWITCH ON SIG AUTOMATIC VEHICLE HOLD SWITCH SIGNAL AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLOWER MOTOR SPEED CTRL BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 6 BODY CTRL MDL LIN BUS 11 BODY CTRL MODULE LIN BUS 5 BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE CHILD SECURITY LOCK ACTUATOR CHILD SECURITY LOCK ACTUATOR STATUS SIG RIGHT REAR CHILD SECURITY LOCK MOTOR LOCK CTRL COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL, TRANSMISSIONS SYSTEMS CRUISE CTRL SET/COAST/ RESUME/ACCELERATE SWITCH SIG CURB VIEW ENABLE SIGNAL DISTANCE SENSING CRUISE CTRL GAP UP/DOWN SWITCH SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER MODE 1 SWITCH SIG DRIVER MODE 2 SWITCH SIGNAL DRIVER SOLAR SENS SIG ENHANCED DRIVER MODE 1 SWITCH SIG FOOTWELL ACCENT LIGHTING CTRL FRONT FOOTWELL ACCENT LIGHTING CTRL GND 14 GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE HAZARD WARNING SWITCH SIG HEADLAMP SWITCH FLASH SIG HEADLAMP SWITCH OFF 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 FUSE BLOCK INTERIOR LAMP SIGNAL INTERIOR PASSIVE ENTRY ANTENNA 1 HIGH SIG INTERIOR PASSIVE ENTRY ANTENNA 1 LOW SIG LEFT TURN SIG SWITCH SIG NAVIGATION SYSTEM POWER DISTRIBUTION SYSTEM REAR COMPARTMENT COURTESY LAMP 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 TURN SIG SWITCH SIG RUN/CRANK RELAY COIL CTRL SECONDARY FUSED BATTERY POSITIVE VOLTAGE 21 SECONDARY FUSED BATTERY POSITIVE VOLTAGE 22 SECONDARY FUSED BATTERY POSITIVE VOLTAGE 25 SECONDARY FUSED BATTERY POSITIVE VOLTAGE 40 SECURITY INDICATOR CTRL SENS LOW REFERENCE SOUND SYSTEMS STARTING/CHARGING, POWER DISTRIBUTION SYSTEMS STATUS SIG LEFT REAR STEERING WHEEL RESISTOR LADDER LOW REFERENCE TAP UP/DOWN SWITCH SIG TRACTION CTRL SWITCH SIG 1 TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE 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

ACCEL PEDAL POS SIG 2 ACCELERATOR PEDAL POSITION SENSOR ACCL PEDAL POS 5 VOLT REF 2 ACCL PEDAL POS LOW REF 1 ACCEL PEDAL POS SIG 1 ACCL PEDAL POS LOW REF 2 AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA GND BATT POS VOLT 25 STEERING WHEEL RESISTOR LADDER LOW REF BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS VOLT REF BRK POS SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE 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 VEHICLE SENS LOW REF 1 ENGINE CNTRL SENS 5 VOLT REF 1 ENGINE CONTROL MODULE (UNDER UNDERHOOD FUSE BLOCK) ENGINE CONTROLS SYSTEM GRN/WHT WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC RED/BLU WIRE RUN/CRANK IGN 1 VOLT 4 THROTTLE BODY (FRONT LEFT SIDE OF ENGINE) THRTL ACTR CTRL CLOSE THRTL ACTR CTRL OPEN THRTL POS SENS 5 VOLT REF 2 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

AUTOSAR CAN BUS SERIAL DATA 1 - BATTERY POSITIVE VOLT BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BUS 7 (-) COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET GRN/GRY WIRE GRN/VIO WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT ELECTRONIC SUSPENSION WHEEL VERTICAL ACCELEROMETER LEFT FRONT SUSPENSION STRUT ACTUATOR LEFT REAR ELECTRONIC SUSPENSION VERTICAL ACCELEROMETER LEFT REAR SUSPENSION STRUT ACTUATOR LF SHOCK ABSORBER ACTR CTRL LF VERT SUSP ACCELERATION SENS LOW REF LF VERT SUSP ACCELERATION SENS SIG LF VERT SUSP ACCELERATION SENS VOLT REF LOGIC LR SHOCK ABSORBER ACTR CTRL LR VERT SUSP ACCELERATION SENS LOW REF LR VERT SUSP ACCELERATION SENS SENS SIG LR VERT SUSP ACCELERATION SENS VOLT REF NCA WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RF SHOCK ABSORBER ACTR CTRL RF VERT SUSP ACCELERATION SENS LOW REF RF VERT SUSP ACCELERATION SENS SIG RF VERT SUSP ACCELERATION SENS VOLT REF RIGHT FRONT ELECTRONIC SUSPENSION WHEEL VERTICAL ACCELEROMETER RIGHT FRONT SUSPENSION STRUT ACTUATOR RIGHT REAR ELECTRONIC SUSPENSION VERTICAL ACCELEROMETER RIGHT REAR SUSPENSION STRUT ACTUATOR RR SHOCK ABSORBER ACTR CTRL RR VERT SUSP ACCELERATION SENS LOW REF RR VERT SUSP ACCELERATION SENS VOLT REF SIG GND SUSPENSION CONTROL MODULE VIO/RED WIRE W/ WINDSHIELD HEADUP DISPLAY W/O WINDSHIELD HEADUP DISPLAY WHT WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

5-VOLT REFERENCE 1 AUTO BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE APPLY SENS VOLT REF BRAKE PEDAL POSITION SENSOR CAN BUS (-) 2 SERIAL DATA CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND 14 HAZARD SWITCH HAZARD WARNING SWITCH SIG HDLP SWITCH PARK LAMP SIG HEAD INSTRUMENT PANEL MULTI- FUNCTION SWITCH LEFT LEFT CORNERING LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT PARK DAYTIME RUNNING LAMP LEFT TURN SIG SWITCH SIG LEFT TURN SIGNAL LAMP LOGIC LOW REFERENCE 1 NCA WIRE OFF OPEN SIGNAL PARK REAR CLOSURE HANDLE SWITCH RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT RIGHT TURN SIG SWITCH SIG SEC FUSED BATT POS VOLT 25 SENSOR SIG TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/WHT WIRE

BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN/BLU WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH DAY NIGHT LED CONTROL DISTANCE SENSING CRUISE CONTROL GAP UP/DOWN SWITCH SIGNAL DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 7 (-) FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION ALERT LED CONTROL FORWARD COLLISION SWITCH GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARNING DISABLE IND LANE DEPARTURE WARNING DISABLE SWITCH LANE DEPARTURE WARNING DISABLE SWITCH SIGNAL LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING INDICATOR CONTROL LANE DEPARTURE WARNING SWITCH LANE KEEP ASSIST IND LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/YEL WIRE STEERING WHEEL AIR BAG COIL VEHICLE AHEAD INDICATOR IND VIO/GRY WIRE WHT WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA

ANC MICROPHONE 1 FEEDBACK SIG RR LOW LEVEL AUDIO (-) LOW REF ANC MICROPHONE 1 SIG ANC MICROPHONE 2 FEEDBACK SIG ANC MICROPHONE 2 SIG ANC MICROPHONE 3 FEEDBACK SIG ANC MICROPHONE 3 SIG AUDIO AMPLIFIER AUDIO AMPLIFIER CONTROL LEFT/REAR SUBWOOFER CTRL (-) AUTOSAR CAN BUS (-) 5 SER DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENTERTAINMENT REMOTE ENABLE SIG FRONT CENTER SPEAKER (+) FRONT CENTER SPEAKER (-) CTRL GND 15 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO REAR SIDE DOOR SPEAKER LEFT REAR SPEAKER (-) CTRL LF LOW LEVEL AUDIO (-) LOW REF LF LOW LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 RIGHT SUBWOOFER CTRL (-) LF SPEAKER 1 (+) CTRL LR LOW LEVEL AUDIO (-) LOW REF LR LOW LEVEL AUDIO SIG + LR SUBWOOFER CTRL (-) RADIO FRONT CENTER SPEAKER RADIO REAR SPEAKER REAR ACTIVE NOISE CANCELLATION MICROPHONE RED/YEL WIRE RF LOW LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RF SPEAKER CTRL (-) CTRL RF SPEAKER SIG (+) CTRL RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO REAR SIDE DOOR SPEAKER RIGHT REAR SPEAKER (-) CTRL RIGHT SUBWOOFER CTRL (+) RL LOW LEVEL AUDIO (-) LOW REF RR LOW LEVEL AUDIO SIG + SEC FUSED BATT POS VOLT 37 VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AUDIO AMPLIFIER AUTOSAR CAN BUS (+) 5 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SER DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS (+) 6 ETHERNET BUS (-) 6 GND 15 LF SPEAKER (-) CTRL 1 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO FRONT SIDE DOOR UPPER SPEAKER LF MIDRANGE SPEAKER (+) CTRL LF SPEAKER 1 (+) CTRL LR AUDIO SIG LR SIG (-) LR SPEAKER (+) CTRL LR SPKR LR SUBWOOFER CTRL (-) MIC 1 SIG MIC 2 SIG MIC 3 SIG R/L R SURROUND SPEAKER (+) CTRL RADIO REAR SPEAKER REAR ACTIVE NOISE CANCELLATION MICROPHONE RED/YEL WIRE RF MIDRANGE SPEAKER (-) CTRL RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO FRONT SIDE DOOR UPPER SPEAKER RL SURROUND SPEAKER (-) CTRL RR LOW LEVEL AUDIO SIG + RR SPEAKER (+) CTRL RR SPKR SEC FUSED BATT POS VOLT 37 VIO/BLU WIRE W/ ACTIVE NOISE CANCELLATION MICROPHONE W/O ACTIVE NOISE CANCELLATION MICROPHONE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BATT POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE LIN BUS 3 BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE NAVIGATION SYSTEM PASS MIR MTR COMMON CTRL PASS MIR MTR FOLD IN CTRL PASS MIR MTR FOLD OUT CTRL PASS MIR MTR RH (+) LH (-) CTRL PASS MIR MTR UP (+) DOWN (-) CTRL PASS MIR POSITION SENS HI REF PASS MIR POSITION SENS LH (-) RH (+) SIG PASS MIR POSITION SENS LO REF PASS MIR POSITION SENS UP (+) DOWN (-) SIG PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR COURTESY LAMP PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR RED/BLU WIRE RIGHT TURN SIGNAL REPEATER LAMP VIO/WHT WIRE WHT WIRE WHT/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

AJAR SW SIG BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA BUS 3 DOOR LOCKS SYSTEM DOWN DOWN SIG DRV (+) DRV UP SIG EXPRESS EXPRESS SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE ILL LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH LIN SERIAL LIN SERIAL DATA BUS 4 LOGIC LR DOWN CTRL LR DR AJAR SW SIG LR UP CTRL PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/GRY WIRE RED/VIO WIRE RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR WINDOW SWITCH RR DOWN CTRL RR DR AJAR SW SIG RR UP CTRL VIO/GRY WIRE YEL/BLU WIRE