Cadillac CT4-V I (2019-2024) (right kick panel) Wiring diagrams

ABS IND. AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRAKE APPLY SENSOR LOW REF BRAKE APPLY SENSOR SIGNAL BRAKE APPLY SENSOR VOLTAGE REF BRAKE IND BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENSOR SIGNAL BRN/BLU WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRIC PARK BRAKE IND ENGINE CONTROL MODULE (UNDERHOOD UNDER FUSE BLOCK) ENGINE CONTROL MODULE LIN BUS 1 ENGINE CONTROL MODULE LIN BUS 2 ENGINE CONTROL SENSORS 5 VOLT REFERENCE 1 ENGINE CONTROL VEHICLE SENSORS LOW REFERENCE 1 ENGINE CONTROLS SYSTEM GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT DISC BRAKE PAD WEAR SENSOR LOGIC NCA WIRE PARK BRAKE IND PARKING BRAKE CONTROL SWITCH RED/VIO WIRE RIGHT REAR DISC BRAKE PAD WEAR SENSOR TRACTION CONTROL SWITCH TRACTION CONTROL SWITCH SIGNAL 1 VIO/BLK WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/GRN WIRE

8 SPEED AUTOMATIC TRANSMISSION ASSEMBLY AUTOSAR CAN BUS (+) 2 SERIAL DATA BACKUP LAMP BACKUP LAMP CONTROL BACKUP LAMP CONTROL 2 BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (-) 2 SERIAL DATA CAN BUS (+) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM GRN/WHT WIRE GRN/YEL WIRE GROUND 22 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT TAIL LAMP ASSEMBLY LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC NCA WIRE RADIO RED/WHT WIRE RIGHT TAIL LAMP ASSEMBLY SECONDARY FUSED BATTERY POSITIVE VOLTAGE 27 TRANSMISSION CONTROL MODULE (UNDERHOOD FRONT RIGHT OF FUSE BLOCK) TRANSMISSION INTERNAL MODE SW CONTROL X TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION INTERNAL MODE SWITCH Y LOW REF 1 5 VOLT REF 1 UNDERHOOD FUSE BLOCK WHT WIRE WHT/RED 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

APPROACH LAMP CONTROL BACKUP LAMP BACKUP LAMP CONTROL BACKUP LAMP CONTROL 2 BACKUP LAMPS CIRCUIT BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP CENTER HIGH MOUNTED STOP LAMP SUPPLY VOLTAGE COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR- VIEW MIRROR ETHERNET BUS 7 (-) GND 13 GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR PARK LAMP LEFT REAR PARK LAMP CONTROL RR TURN SIGNAL LAMP CONTROL 2 LEFT STOP/ TURN SIGNAL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TURN IND LEFT TURN SIGNAL LAMP CONTROL 2 LEFT TURN SIGNAL REPEATER LAMP LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR TURN SIGNAL LAMP CONTROL 2 NCA WIRE PARK LAMPS IND PASSENGER OUTSIDE REAR VIEW MIRROR REAR LICENSE PLATE LAMP REAR LICENSE PLATE LAMP CONTROL REAR TURN SIGNAL LAMP FEEDBACK SIG RIGHT REAR PARK LAMP RIGHT REAR PARK LAMP CONTROL RIGHT STOP/ TURN SIGNAL LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TURN IND RIGHT TURN SIGNAL LAMP CONTROL 2 RIGHT TURN SIGNAL REPEATER LAMP RR TURN SIGNAL LAMP FEEDBACK SIGNAL RUN/CRANK IGNITION 1 VOLTAGE 21 RUN/CRANK IGNITION 1 VOLTAGE 5 VIO/BLK WIRE VIO/GRY WIRE W/ HEAD-UP DISPLAY WINDSHIELD W/O HEAD-UP DISPLAY WINDSHIELD WHT/BLK WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WINDSHIELD WIPER SWITCH HIGH SIGNAL WIPER/WASHER SYSTEM YEL/BLU 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

BATT 27 BATT 28 BATT 29 BATT 55 BATT 56 BATT 57 BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/YEL WIRE CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GROUND 22 GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT HEADLAMP LEFT HEADLAMP CONTROL MODULE LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT PARK DAYTIME RUNNING LAMP LH FRT DRL CTRL LH FRT LAMP ASSEMBLY CTRL LH HDLP HI BEAM CTRL LH HDLP LOW BEAM CTRL LIGHTING CONTROL MODULE LOGIC NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RH FRT DRL CTRL RH FRT LAMP ASSEMBLY CTRL RH HDLP HI BEAM CTRL RH HDLP LOW BEAM CTRL RIGHT FRONT HEADLAMP RIGHT HEADLAMP CONTROL MODULE RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RIGHT PARK DAYTIME RUNNING LAMP WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR AUTO AUTO HI BEAM ASSIST SW SIG AUTO HIGH BEAM SWITCH AUTOSAR CAN BUS (+) 5 SERIAL DATA BATT 25 BATT 32 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FRONT FOG LAMP IND GRN/BRN WIRE GRN/YEL WIRE GROUND GROUND 14 GRY/BRN WIRE HDLP SW FLASH SIG HDLP SW OFF SIG HDLP SW ON SIG HEAD HI BEAM SEL SW HI BEAM SIG HIGH BEAM IND INSTRUMENT CLUSTER LOGIC NCA WIRE OFF PARK PARK BRAKE SWITCH PARKING BRAKE CONTROL SWITCH RED/BLU WIRE RED/VIO WIRE SENS LOW REF TURN SIGNAL SWITCH W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/BRN WIRE

BAT POS VOLT BLK WIRE BLK/BRN WIRE BLU/VIO WIRE BRN/VIO WIRE CAN BUS (+) 4 SERIAL DATA COMPUTER DATA LINES SYSTEM GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES LIN BUS 2 PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER SEAT ADJUSTER MEMORY MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/VIO WIRE RED/YEL WIRE SEAT MEMORY MODULE CON 2 WHT WIRE

AJAR SW SIG AUTO AUTO HIGH BEAM ASSIST SWITCH SIGNAL AUTO HIGH BEAM SWITCH AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DR AJAR DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER SEAT BELT SW LOW REF DRIVER SEAT BELT SW SIG DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE FTP GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND 14 GRY WIRE GRY/BRN WIRE HEAD HEADLAMP SWITCH FLASH SIGNAL HEADLAMP SWITCH OFF SIGNAL HEADLAMP SWITCH ON SIGNAL HIGH BEAM SELECT SWITCH HIGH BEAM SIGNAL HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL FUSE BLOCK LEFT REAR LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 4 LIN SERIAL DATA BUS 3 LOGIC NCA WIRE OFF ORG/BRN WIRE ORG/WHT WIRE PARK PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER SEAT BELT SENSOR SIGNAL PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT BUCKLE RED/BLU WIRE RF DR AJAR SW SIG RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH RR DR - SECONDARY FUSED BATTERY POSITIVE VOLTAGE 25 SERIAL DATA COMMU ENABLE SW SIG TURN SIGNAL SWITCH WHT WIRE WHT/VIO WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE CAN BUS (+) 2 COMPUTER DATA LINES SYSTEM DELAY SWITCH DRIVER INFORMATION CENTER DISPLAY GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INT LOW OFF INT LOW OFF HIGH LIGHTING CONTROL MODULE LOGIC LOW IND CTRL MIST MIST HIGH MTR PARK SW SIG RED/BRN WIRE SER DATA BUS 5 SERIAL DATA 2 UNDERHOOD FUSE BLOCK VIO WIRE WASHER RLY CTRL WASHER SW SIG WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MOTOR SPEED CONTROL RELAY WINDSHIELD WIPER MTR RLY COIL CTRL SW HI SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER/WASHER SWITCH WIPER SW LOW REF WIPER SW LOW SIG WIPER SWITCH YEL/BLU WIRE YEL/BRN WIRE