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

BLK WIRE BLU/WHT WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCK DRIVER INFORMATION CENTER DISPLAY GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/VIO WIRE IND CTRL INSTRUMENT CLUSTER LIN BUS 2 LIN BUS 3 LIN BUS 4 LOCK CTRL LOGIC OPEN SW SIG PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH RED/BLU WIRE RED/BRN WIRE RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH RR DR AJAR SECURITY IND SERIAL DATA SW SIG UNLOCK CTRL VIO WIRE VIO/WHT WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT/BLU WIRE YEL/BLU WIRE YEL/VIO 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

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

ADAPTIVE CRUISE IND ADAPTIVE CRUISE SWITCH AUTOMATIC TRANSMISSION ASSEMBLY (10 SPEED A/T) AUTOMATIC TRANSMISSION ASSEMBLY (8 SPEED A/T) AUTOSAR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE BRN/WHT WIRE CAN-BUS CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND DATA SERIAL DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE INPUT SPD SIG INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC NCA WIRE RED WIRE RED/BLU WIRE RES+ SEATS SYSTEM SET- STEERING WHEEL AIR BAG COIL TRANS INPUT SPD SENS SIG TRANS INTERMEDIATE SPD SIG TRANS OUT SPD SENS SIG TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SPEED SENSOR 1 TRANSMISSION INTERMEDIATE SPEED SENSOR 2 TRANSMISSION OUTPUT SHAFT SPEED SENSOR VIO WIRE VIO/WHT WIRE VOLT 32 W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/ORG WIRE

BATT POS VOLT BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER ACTUATOR DRIVER FRONT SEAT BACK LUMBAR PUMP DRIVER FRONT SEAT BOLSTER MEMORY MODULE DRIVER FRONT SEAT RECLINER ACTUATOR DRIVER FRONT SEAT TILT ADJUSTER ACTUATOR DRIVER FRONT SEAT VERTICAL ADJUSTER ACTUATOR DRIVER SEAT ADJUSTER MEMORY MODULE FRONT VERTICAL MTR DWN CTRL FRONT VERTICAL MTR UP CTRL GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HORIZONTAL MTR FORWARD CTRL HORIZONTAL MTR REARWARD CTRL LIN BUS 2 LOW REF NCA WIRE PUMP CTRL REAR VERTICAL MTR DWN CTRL REAR VERTICAL MTR UP CTRL RECLINE MTR FORWARD CTRL RECLINE MTR REARWARD CTRL RED/WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE CAN BUS (+) 5 SERIAL DATA COMPUTER DATA LINES SYSTEM DOOR LOCK DRIVER DOOR LOCK SWITCH DRIVER DOOR SWITCH PANEL CONTROL MODULE FLOOR CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE FRONT OVERHEAD CONSOLE ASSEMBLY GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HEATED STEERING WHEEL SWITCH IND HEATING HVAC CONTROLS IND CTRL INFO DISPLAY MODULE INFOTAINMENT CONTROL SWITCH LED CTRL LEFT FRONT LEFT STEERING WHEEL CONTROLS SWITCH LIN BUS 12 LIN BUS 3 LOGIC MULTIMEDIA RECEPTACLE PASSENGER DOOR LOCK SWITCH PASSENGER DOOR SWITCH PANEL CONTROL MODULE RADIO RIGHT FRONT RIGHT STEERING WHEEL CONTROLS SWITCH STEERING WHEEL HEATING CONTROL MODULE SWITCH TRANSMISSION RANGE SELECTOR CONTROLS VEHICLE STABILITY CONTROL SYSTEM SWITCH VIO WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

BATT POS VOLT BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE EXIT FRONT VERTICAL MTR DWN CTRL FRONT VERTICAL MTR UP CTRL GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/WHT WIRE HORIZONTAL MTR FORWARD CTRL HORIZONTAL MTR REARWARD CTRL LIN BUS 2 LOW REF NCA WIRE PASSENGER FRONT SEAT ADJUSTER ACTUATOR PASSENGER FRONT SEAT ADJUSTER MEMORY MODULE PASSENGER FRONT SEAT BACK LUMBAR PUMP PASSENGER FRONT SEAT BOLSTER MEMORY MODULE PASSENGER FRONT SEAT RECLINE ACTUATOR PASSENGER FRONT SEAT TILT ADJUSTER ACTUATOR PASSENGER FRONT SEAT VERTICAL ADJUSTER ACTUATOR PUMP CTRL REAR VERTICAL MTR DWN CTRL REAR VERTICAL MTR UP CTRL RECLINE MTR FORWARD CTRL RECLINE MTR REARWARD CTRL RED/YEL WIRE SEAT MEMORY SW SET SIG SEAT MEMORY SW SIG 1 SET- WHT WIRE YEL/BLU WIRE YEL/WHT WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN WIRE BRN/GRY WIRE CAN BUS (+) 2 CAN BUS (-) 2 LIFTGATE AJAR SWITCH SIGNAL 1 COMPUTER DATA LINES SYSTEM DISPLAY DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH GRN/BLK WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR REAR COMPARTMENT LID RELEASE SWITCH LIFTGATE WINDOW/REAR COMPT LID UNLATCH SIGNAL LIGHTING CONTROL MODULE LIN BUS 2 LIN BUS 3 LOGIC MULTI-FUNCTION CARRIER REAR LICENSE PLATE LAMP REAR CLOSURE HANDLE SWITCH OPEN SIGNAL REAR CLOSURE UNLATCH ACTUATOR UNLATCH CONTROL REAR COMPARTMENT LID LATCH RED WIRE RED/BRN WIRE VIO/BLU WIRE VIO/GRY WIRE W/ WINDSHIELD HEAD-UP DISPLAY W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE YEL/BLU 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