Cadillac CT4-V I (2019-2024) blk/brn 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

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

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 POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BODY CONTROL MODULE LIN BUS 3 GND BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DOWN DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR ACTUATOR DRIVER OUTSIDE REAR VIEW MIRROR COURTESY LAMP DRIVER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR DRV MIR MTR COMMON CTRL DRV MIR MTR RH (+) LH (-) CTRL DRV MIR MTR UP (+) DOWN (-) CTRL DRV MIR POSITION SENS HI REF DRV MIR POSITION SENS LH (-) RH (+) SIG DRV MIR POSITION SENS UP (+) DOWN (-) SIG GRN/YEL WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT LEFT TURN SIGNAL REPEATER LAMP LF MIRR MOTOR FOLD IN CONTROL LF MIRR MOTOR FOLD OUT CONTROL LH OUTSIDE REAR VIEW MIRR POS SENS LO REF LOGIC MIRROR DIMMING MIRRORS SYSTEM NAVIGATION SYSTEM OFF OUT REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BLU WIRE RED/VIO WIRE RIGHT VIO/BLU WIRE VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/WHT 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

BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS RADIO RADIO CONTROL RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE VIO WIRE VIO/BLU WIRE VIO/YEL WIRE W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CARD READER RECEPTACLE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/YEL WIRE LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LVDS NCA WIRE RED/BLU WIRE RED/VIO WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE USB VEHICLE PERFORMANCE CAMERA VEHICLE PERFORMANCE DATA RECORDER VEHICLE PERFORMANCE GPS ANTENNA VIO WIRE VIO/BLU WIRE VIO/YEL WIRE W/ ONSTAR W/O ONSTAR WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE

1 PU 2 PU AUDIO (-) CONTROL AUDIO (-) CTRL AUTOSAR CAN BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BUS (-) 5 SER DATA CELL PHONE SIG CELL/GPS CELLULAR TELE CELLULAR TELE MICRO COAX COAXIAL ANTENNA COMBINED SIG COMPUTER DATA COMPUTER DATA LINES SYSTEM ETHERNET BUS 4 (-) GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH FREQUENCY ANTENNA INFOTAINMENT CONTROL SWITCH INTERIOR LIGHTS LINES SYSTEM LOGIC LOW REF LOW REF 7 MICRO SIG + MULTIMEDIA RECEPTACLE NCA WIRE RED/VIO WIRE SYSTEM USB VIO/BLU WIRE VOICE RECOGNITION W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 PU 2 PU AUDIO (-) CONTROL AUDIO (-) CTRL AUTOSAR CAN BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE BRN/WHT WIRE BUS (-) 5 SER DATA CELL PHONE SIG CELL/GPS CELLULAR TELE CELLULAR TELE MICRO COAX COAXIAL ANTENNA COMBINED SIG COMPUTER DATA LINES SYSTEM ETHERNET BUS 4 (-) GRN/BLK WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE INFOTAINMENT CONTROL SWITCH LOGIC LOW REF LOW REF 7 MICRO SIG + MULTIMEDIA RECEPTACLE NCA WIRE RED/VIO WIRE USB VOICE RECOGNITION W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE

AUTOMATIC TRANSMISSION (10-SPEED A/T) AUTOMATIC TRANSMISSION (8-SPEED A/T) AUTOMATIC TRANSMISSION CONTROL LEVER AUTOMATIC TRANSMISSION MANUAL SHIFT SHAFT POSITION SWITCH BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS SPLY VOLT BRK POS SENS SIG BRN/BLU WIRE CAN BUS (-) 2 SER DATA CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (UNDERHOOD UNDER FUSE BLOCK) ENGINE CONTROLS SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK ETHERNET BUS 7 (+) ETHERNET BUS 7 (-) GND 13 GRN WIRE GRN/YEL WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOCK SHIFT POS SIG LOGIC NCA WIRE PARK POSITION SWITCH PARK SW SIG PARK SW SIG 2 PRK LOCK SOL ACT CTRL RED/BRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLTAGE 21 SENS 5 VOLT REF 1 SENS LOW REF 1 SW MODE CTRL X SWITCH MODE CTRL Y TRANS OUT SHAFT SPD TRANSMISSION CONTROL MODULE TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/WHT WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/GRY WIRE