Cadillac CT4-V I (2019-2024) (front fascia harness, left side of engine) 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

2.0L 5-VOLT REF 1 ACTR CTRL CLS ACTR CTRL OPN BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE CLTH RLY CTRL COMPUTER DATA LINES SYSTEM COOLANT TEMP SIG ENGINE CONTROL MODULE (UPPER RIGHT SIDE OF DASH) ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT PUMP ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 ENGINE COOLING FAN MOTOR GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND 61 GRY/VIO WIRE HOT AT ALL TIMES IGN 1 VOLT 4 INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR LIN BUS 1 LOGIC NCA WIRE PASSENGER COMPARTMENT AIR FILTER MODULE PRESS SENS SIG RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SENS 2 SIG SENS LO REF 1 SENS LO REF 2 TEMP SENS SIG TEMP SIG VIO WIRE VIO/GRN WIRE VIO/GRY WIRE VLV POS SIG VOLT 8 W/ INTR, AIR CLEANER, IONIZING EQUIPMENT W/O WIPER SYSTEM WINDSHIELD WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

2.0L 5-VOLT REF 1 ACTR CTRL CLS ACTR CTRL OPN BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SIG DATA DIVERTER VALVE POS SIG DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (UNDER FUSE BLOCK UNDERHOOD) ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 GRN/BRN WIRE GROUND 61 GRY/VIO WIRE HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT 4 INSTRUMENT CLUSTER INSTRUMENT PANEL WIRING HARNESS FUSE BLOCK LOGIC MOST SERIAL ON UPPER SUPPORT RAIL) RADIATOR COOLANT TEMPERATURE SENSOR SENS 2 SIG SENS LO REF 1 SENS LO REF 2 TEMP SIG UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRN WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT/RED WIRE YEL/BLK WIRE YEL/BLU 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 REF 1 AIR TEMPERATURE SENS SIG AUTOSAR CAN CAN BUS (-) 2 SER DATA AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN CAN BUS (+) 2 SER DATA GND BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRY WIRE CAN BUS (+) 2 CAN BUS (-) 2 LIFTGATE AJAR SWITCH SIGNAL 1 COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW SWITCH ENGINE CONTROL MODULE (UNDER UNDERHOOD FUSE BLOCK) ENGINE CONTROLS SYSTEM ENGINE OIL PRESSURE SENSOR ENGINE OIL TEMPERATURE SENSOR GRN/YEL WIRE HOT AT ALL TIMES IGN 1 VOLT 4 INSTRUMENT PANEL FUSE BLOCK INTERIOR REAR COMPARTMENT LID RELEASE SWITCH LIFTGATE WINDOW/REAR COMPT LID UNLATCH SIGNAL LIGHTING CONTROL MODULE LIN BUS 3 LOGIC MULTI-FUNCTION CARRIER LICENSE PLATE LAMP OIL PRESS SENS SIG OIL TEMP SENS SIG PARKING BRAKE CONTROL SWITCH PARKING BRAKE SWITCH RED/VIO WIRE SENS LOW REF (2) SENS LOW REF (3) VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE YEL/BLU WIRE YEL/BRN WIRE

AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE APLY SENS BRAKE APLY SENS CRTL BRAKE APLY SENS SIG BRAKE PEDAL POSITION SENSOR BRN/BLU WIRE BRN/YEL WIRE BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE OIL TEMPERATURE SENSOR FUEL PRESSURE, TEMPERATURE SENSOR INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE LEFT ENGINE MOUNT SOLENOID VALVE LO REF LOGIC RED/BLU WIRE RIGHT ENGINE MOUNT SOLENOID VALVE VIO WIRE VIO/BLU WIRE VIO/BRN WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE

BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR BRN/BLU WIRE ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 ENGINE OIL PRESSURE SENSOR EXHAUST CAMSHAFT PROFILE ACTUATOR 2 EXHAUST CAMSHAFT PROFILE ACTUATOR 3 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE INTAKE CAMSHAFT PROFILE ACTUATOR 1 INTAKE CAMSHAFT PROFILE ACTUATOR 2 INTAKE CAMSHAFT PROFILE ACTUATOR 3 INTAKE CAMSHAFT PROFILE ACTUATOR 4 ORG/GRN WIRE TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER/ SUPERCHARGER BOOST PRESSURE SENSOR VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE YEL/WHT WIRE