Cadillac CT4 I (2019-2024) vio/grn Wiring diagrams

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

ACCENT LIGHTING CTRL BATT POS VOLT 21 BATT POS VOLT 22 FOOTWELL ACCENT LIGHTING CTRL ACCENT LIGHTING CTRL BATT POS VOLT 40 BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN/WHT WIRE CAN BUS (-) 2 SER DATA COMPUTER DATA LINES SYSTEM COURTESY LAMP CTRL DOME/READING LAMP CTRL DOME/READING LAMP ENABLE SIG DRIVER INFORMATION CENTER DISPLAY FRONT FLOOR CONSOLE COMPARTMENT LAMP GND 14 GRN/GRY WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES ILLUMINATION IND INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL LIGHT CONDUCTOR LAMP LEFT REAR FLOOR COURTESY LAMP LF DOOR OPEN SWITCH SIG LOGIC LR CHILD SECURITY LOCK REAR COMPARTMENT COURTESY LAMP RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT REAR FLOOR COURTESY LAMP RR CHILD SECURITY LOCK VIO/GRN WIRE VIO/GRY WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLU WIRE

AJAR SW SIG BLK WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DR AJAR DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE INSTRUMENT PANEL COMPARTMENT LAMP LEFT FRONT FLOOR COURTESY LAMP LEFT REAR LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR DOOR SWITCH PANEL CONTROL MODULE LEFT REAR SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP LEFT TRIM PANEL REAR SIDE DOOR LIGHT CONDUCTOR LAMP LIN BUS 4 LOGIC NCA WIRE RIGHT FRONT FLOOR COURTESY LAMP RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR DOOR SWITCH PANEL CONTROL MODULE RIGHT REAR SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP RIGHT TRIM PANEL REAR SIDE DOOR LIGHT CONDUCTOR LAMP RR DR - SW SIG VIO/GRN WIRE VIO/GRY WIRE W/ DELUXE INTERIOR LAMP PACKAGE WHT/YEL WIRE

ABS IND. ADAPTIVE CRUISE IND ADAPTIVE FRONT LIGHTING (AFL) IND AIR BAG IND AUTO HIGH BEAM IND AUTO STOP IND AUTOSAR CAN BUS (+) 5 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA BATT POSITIVE VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE SYSTEM WARNING IND BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CRUISE IND DAY NIGHT LED CTRL DECENT CTRL IND DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY ELECTRIC STABILITY CONTROL OFF IND ELECTRIC STABILITY IND ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FORWARD COLLISION ALERT LED CTRL FRONT FOG LAMP IND FUEL GAUGE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HIGH BEAM ASSIST IND HIGH BEAM IND HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUD SIG IGN 1 VOLT INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LEFT TURN IND LIGHTS ON IND LIN BUS 1 LOGIC LOW FUEL IND LVDS MALFUNCTION IND NAVIGATION SYSTEM PARK BRAKE IND PARK LAMP IND POWER STEERING WARNING LIGHT IND RED/BLU WIRE RED/BRN WIRE RIGHT TURN IND SEAT BELT IND SECURITY IND SERVICE IND SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/ HAUL IND TRACTION CRTL OFF IND VEHICLE AHEAD IND VIO/BLK WIRE VIO/GRN WIRE W/O WINDSHIELD HEAD-UP DISPLAY

ACCENT LIGHTING CONTROL AJAR SW SIG BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRAKE FLUID LEVEL SENSOR BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRK FLUID LEVEL SW SIG CAN BUS (-) 2 SER DATA COMPUTER DATA LINES SYSTEM DR AJAR DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER FRONT SIDE LATCH DOOR FUEL PUMP POWER CONTROL MODULE FUEL TANK PUMP MODULE GRN/GRY WIRE GRN/YEL WIRE GROUND 14 GRY WIRE HI SPD GMLAN SER DATA (-) 2 LEFT REAR LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 4 LOGIC LOW REF NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE LATCH DOOR PRIMARY FUEL LEVEL SENSOR REAR CLOSURE HANDLE SWITCH OPEN SIG REAR COMPARTMENT LID LATCH RED/BRN WIRE RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH RR DR - SECONDARY FUEL LEVEL SENSOR SECONDARY FUSED BATTERY POSITIVE VOLTAGE 22 SEN 2 LOW REF SENSOR SIGNAL SERIAL DATA (-) 7 SW SIG VIO/GRN WIRE VIO/GRY WIRE WHT WIRE YEL/BLU 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

BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE COLUMN LOCK MODULE DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT CUSHION VENTILATION BLOWER FORWARD COLLISION ALERT DISPLAY FROM ACCESSORY TIME DELAY CUTOFF RELAY (DIAGRAM 4 OF 8) GRN/VIO WIRE IGNITION MAIN RELAY INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR INSIDE REAR VIEW MIRROR LIGHTING CONTROL MODULE NCA WIRE PASSENGER FRONT SEAT BACK VENTILATION BLOWER PASSENGER FRONT SEAT CUSHION VENTILATION BLOWER RESTRAINTS CONTROL MODULE SERIAL DATA GATEWAY MODULE VIO/GRN WIRE VIO/GRY WIRE W/ VENTILATED SEAT

2.7L TURBO AIR CONDITIONING COMPRESSOR RELAY AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP BRAKE SYSTEM CONTROL MODULE BRAKE MASTER CYLINDER CONTENT THEFT DETERRENT ALARM ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE RESTART RELAY FROM IGNITION MAIN RELAY (DIAGRAM 2 OF 8) GEAR SHIFT CONTROL MODULE GRN/VIO WIRE HORN RELAY INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR NCA WIRE NOT USED RED/BRN WIRE RED/WHT WIRE RIGHT SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR STARTER RELAY TRANSMISSION CONTROL MODULE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE W/O WINDSHIELD HEAD-UP DISPLAY WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY

A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS SIG ACCELERATOR PEDAL POS LO REF 1 ACCELERATOR PEDAL POS LO REF 2 ACCELERATOR PEDAL POS SIG 1 ACCELERATOR PEDAL POS SIG 2 AIR CONDITIONING SYSTEM AMBIENT AIR TEMP SENS SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA BATT POS VOLT 4 BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE POS SENS SIG BRN/BLU WIRE BRN/RED WIRE CAMSHAFT EXHAUST LOBE AXIAL POS SIG 1 CAMSHAFT EXHAUST LOBE AXIAL POS SIG 2 CAMSHAFT EXHAUST STEPPER CYLINDER 2 FRONT SOL CTRL CAMSHAFT EXHAUST STEPPER CYLINDER 2 POS SIG CAMSHAFT EXHAUST STEPPER CYLINDER 2 REAR SOL CTRL CAMSHAFT EXHAUST STEPPER CYLINDER 3 FRONT SOL CTRL CAMSHAFT EXHAUST STEPPER CYLINDER 3 POS SIG CAMSHAFT EXHAUST STEPPER CYLINDER 3 REAR SOL CTRL CAMSHAFT INTAKE LOBE AXIAL POS SIG 1 CAMSHAFT INTAKE LOBE AXIAL POS SIG 2 CAMSHAFT INTAKE STEPPER CYLINDER 4 FRONT SOL CTRL CAMSHAFT INTAKE STEPPER CYLINDER 4 REAR SOL CTRL CAMSHAFT POS MOTOR CONTROL A CAMSHAFT POS MOTOR CONTROL B CAMSHAFT POS MOTOR CONTROL C CAMSHAFT POS MOTOR CONTROL D CAMSHAFT POS MOTOR POS SENSOR 1 SIG CAMSHAFT POS MOTOR POS SENSOR 2 SIG CAMSHAFT POS SENSOR 2 GROUND COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG DRIVELINE MOUNT ACTUATOR 1 CTRL ENGINE CONTROL MODULE (UNDER FUSE BLOCK UNDERHOOD) ENGINE CTRL MODULE LIN BUS 4 FUEL PUMP PRIMARY RLY CTRL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/YEL WIRE HOOD STATUS A SIG MASS AIR FLOW SENS SIG POWER DISTRIBUTION SYSTEM POWERTRAIN MAIN RLY FUSED SUPLY 1 POWERTRAIN MAIN RLY FUSED SUPLY 2 POWERTRAIN RLY COIL CTRL PRIVATE SERIAL DATA POWERTRAIN CAN BUS (+) SERIAL DATA RED/BRN WIRE RUN/CRANK IGNITION 1 VOLT 4 STARTER ENABLE RLY CTRL STARTER PINION SOL ACTUATOR RLY CTRL STARTING/ CHARGING SYSTEM STEP CAM A CTRL STEP CAM B CTRL VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

5-VOLT REF 1 BLK WIRE BLK/BLU 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/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE CTRL BANK 1 SENS 1 DIFFERENTIAL PRESS SENS SIG ENGINE BLOCK COOLANT ENGINE CONTROL MODULE (UNDERHOOD FUSE BLOCK) ENGINE CONTROL SENS ENGINE COOLANT ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL MODULE LIN BUS 2 ENGINE OIL LEVEL INDICATOR SWITCH EVAPORATIVE PURGE EXHAUST GAS TEMP SENS 2 SIG FLUID TEMP SENS SIG FUEL RAIL PRESS SENS SIG FUSED SUPPLY 5 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR 1 LO REF 2 MODE SWITCH MODE CTRL Y MOTOR FEEDBACK SIG NCA WIRE OIL LEVEL SWITCH SIG OIL PRESS SENS SIG OIL TEMP SENS SIG POS SIG POWER MODULE WAKE-UP SIG POWERTRAIN MAIN RLY PRESSURE SENS SIG PUMP PRESS SIG RED/BLU WIRE TEMP SENS 1 LOW REF TEMP SENS 1 SIG TEMP SENS 2 LOW REF TEMP SENS 2 SIG TEMP SIG THROTTLE INLET ABSOLUTE TRANSMISSION INTERNAL TURBO CHARGER WASTEGATE VEHICLE SENS 5 VOLT REF 1 VEHICLE SENS LO REF 1 VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE