Cadillac CT4-V I (2019-2024) vio Wiring diagrams

ACTR UNLOCK CTRL 1 AIR CONDITIONING SYSTEM AMBIENT LIGHT/SUNLOAD SENSOR BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH FUEL DR ACTR LOCK CTRL GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IMMO ANT LOW SIG INTR KYLS ANT 1 HIGH SIG IMMO ANT SIG [+] INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTR KYLS ANT 1 LOW SIG INTR KYLS ANT 2 LOW SIG KYLS ANT HIGH SIG KYLS ANT LOW SIG LEFT LOW FREQUENCY BODY SIDE ANTENNA LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LF ACTR LOCK CTRL LF ANT HIGH SIG LF ANT LOW SIG LF DR EXTR SW LOCK SIG LIN BUS 16 LIN BUS 4 LOCK ACTR UNLOCK CTRL 2 LOW FREQUENCY INSTRUMENT PANEL ANTENNA LOW FREQUENCY REAR BUMPER ANTENNA LR DR EXTR SW LOCK SIG LR DR LOCK ACTR LOCK CTRL NCA WIRE OPEN SW SIG PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH REAR BODY WIRING HARNESS JUNCTION BLOCK REAR DEFOG RLY CTRL RED/BLU WIRE RED/VIO WIRE REMOTE FUNCTION ACTUATOR MODULE RF DOOR ANT SIG HIGH INTR KYLS ANT 2 HIGH SIG RF DOOR ANT SIG LOW RF DR EXTR SW LOCK SIG RF DR LOCK ACTR LOCK CTRL RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RR DR EXTR SW LOCK SIG RR DR LOCK ACTR LOCK CTRL SCTY IND CTRL SCTY LOCK ACTR SIG LR SCTY LOCK ACTR SIG RR SCTY LOCK MTR LOCK CTRL SENS LOW REF VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/GRN WIRE

BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT POSITION ACTUATOR SOL VALVE X LO REF CHARGE IND CTRL COOLANT DIVERTER VALVE ACTUATOR CTRL CLOSE COOLANT DIVERTER VALVE ACTUATOR CTRL OPEN CRANKSHAFT POS SENS LOW REF CRANKSHAFT POS SENS VOLTAGE CRANKSHAFT POSITION SENS SIG CRANKSHAFT POSITION SENSOR DIRECT FUEL INJECTOR HIGH VOLTAGE CTRL CYLINDER 1 DIRECT FUEL INJECTOR HIGH VOLTAGE CTRL CYLINDER 2 DIRECT FUEL INJECTOR HIGH VOLTAGE CTRL CYLINDER 3 DIRECT FUEL INJECTOR HIGH VOLTAGE CTRL CYLINDER 4 DIRECT FUEL INJECTOR HIGH VOLTAGE SUPPLY CYLINDER 1 DIRECT FUEL INJECTOR HIGH VOLTAGE SUPPLY CYLINDER 2 DIRECT FUEL INJECTOR HIGH VOLTAGE SUPPLY CYLINDER 3 DIRECT FUEL INJECTOR HIGH VOLTAGE SUPPLY CYLINDER 4 DRIVELINE MOUNT ACTUATOR 2 CTRL ENGINE CONTROL MODULE (UNDERHOOD FUSE BLOCK) ENGINE CTRL SENS LO REF 1 ENGINE INLET COOLANT TEMPERATURE SIG ENGINE OIL PRESSURE CONTROL SOLENOID VALVE ENGINE OIL PUMP CTRL ENGINE OUTLET COOLANT TEMPERATURE SIG EVAP PURGE SOL VALVE CTRL EXHAUST CAMSHAFT POSITION ACTUATOR SOL VALVE 1 EXHAUST CAMSHAFT POSITION SENS 1 EXHAUST CAMSHAFT POSITION SENS LOW REF 1 EXHAUST CAMSHAFT POSITION SENSOR 1 VOLTAGE REF GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH PRESSURE FUEL PUMP HIGH PRESSURE FUEL PUMP HI CTRL HIGH PRESSURE FUEL PUMP LO CTRL IGNITION CTRL 1 IGNITION CTRL 2 IGNITION CTRL 3 IGNITION CTRL 4 IGNITION CTRL LO REF BANK 1 INTAKE CAMSHAFT POSITION ACTUATOR SOL VALVE 1 INTAKE CAMSHAFT POSITION SENS 1 INTAKE CAMSHAFT POSITION SENS LOW REF 1 INTAKE CAMSHAFT POSITION SENSOR 1 VOLTAGE REF KNOCK SENS LOW REF 1 KNOCK SENS LOW REF 2 KNOCK SENS SIG 1 KNOCK SENS SIG 2 MANIFOLD ABSOLUTE PRESS SENS SIG MANIFOLD ABSOLUTE PRESSURE SENS LO REF OIL PUMP MOTOR CTRL POWERTRAIN MAIN RELAY FUSED SUPLY 1 PRE-THROTTLE AIR TEMPERATURE SIG STARTING/CHARGING SYSTEM THROTTLE ACTUATOR CLOSE CTRL THROTTLE ACTUATOR OPEN CTRL THROTTLE POS SENS LO REF THROTTLE POSITION SENS SENT 1 SIG TURBO BYPASS SOL VALVE CTRL BANK 1 TURBOCHARGER WASTEGATE MTR CLOSE CTRL TURBOCHARGER WASTEGATE MTR OPEN CTRL VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE

BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE EXHAUST CAMSHAFT POSITION SENSOR FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE INTAKE CAMSHAFT POSITION SENSOR KNOCK SENSOR #2 KNOCK SENSOR 1 LOGIC MANIFOLD ABSOLUTE PRESSURE, INTAKE AIR TEMPERATURE SENSOR VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/YEL WIRE EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVE GRN WIRE GRN/BLU WIRE GRY/BLU WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR 2 IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 NCA WIRE SPARK PLUG TURBOCHARGER BYPASS SOLENOID VALVE VIO WIRE VIO/BLU WIRE VIO/BRN WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/YEL WIRE YEL/BLU 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

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

BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE (REAR OF GENERATOR) ENGINE WIRING HARNESS JUNCTION BLOCK FRONT BUMPER SHUTTER ACTUATOR FUEL PUMP FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES LOGIC NCA WIRE PRIMARY FUEL LEVEL SENSOR RED/BLU WIRE RED/GRN WIRE SECONDARY FUEL LEVEL SENSOR UNDERHOOD AUXILIARY FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM CTRL VLV 1 CTRL VLV 2 DRIVER INFORMATION CENTER DISPLAY ECT IND ELECTRONIC MUFFLERS SYSTEM ENGINE OIL IND EVAP VENT SOL FEEDBACK SIG FUEL GAUGE FUEL IND FUEL PRESSURE FUEL PRESSURE SENS FUEL PUMP ASSEMBLY FUEL PUMP CTRL FUEL PUMP POWER CONTROL MODULE FUEL PUMP PRIMARY FUEL PUMP SUPPLY FUEL TANK FUEL TANK PRESSURE FUSED BATT GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEVEL SENS SIG LOGIC MALFUNCTION IND NCA WIRE PHASE 3 POSITIVE VOLTAGE 26 POWER MODULE POWERTRAIN CAN PRESSURE SENS SIG PRIMARY FUEL PRIVATE SERIAL DATA RED/VIO WIRE RELAY CTRL SECONDARY SECONDARY FUEL SENS 2 LO REF SENS LO REF SENS LOW REF SENS SIG SHIELD GND SUPPLY VOLTAGE VALVE CTRL VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VOLTAGE PHASE 2 W/O WINDSHIELD HEAD-UP DISPLAY WAKE UP SIG WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE

A/C REFRIGERANT PRESSURE SENSOR ACTUATOR CLOSE CTRL ACTUATOR CTRL CLOSE ACTUATOR CTRL OPEN ACTUATOR OPEN CTRL AIR TEMP SENS SIG BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO 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/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAM POS SENS 1 CHARGE IND CTRL CRANKSHAFT POSITION SENSOR ENGINE CONTROL MODULE EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE EXHAUST SENS LOW REF 1 EXHAUST SOLENOID (1) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR 2 HI SIG BANK 1 SENS (2) HI VOLT CTRL CYLINDER 2 HI VOLT CTRL CYLINDER 4 HI VOLT SPLY CYLINDER 2 HI VOLT SPLY CYLINDER 4 IGNITION CTRL 2 IGNITION CTRL 4 INLET COOLANT TEMP SIG INTAKE SENS LOW REF 1 INTAKE SOLENOID (1) KNOCK SENS 1 LOW REF KNOCK SENS 1 SIG KNOCK SENS 2 LOW REF KNOCK SENS 2 SIG LOGIC LOW CTRL BANK 1 SENS 2 LOW REF BANK 1 LOW SIG BANK 1 SENS 2 MANIFOLD ABSOLUTE PRESSURE, INTAKE AIR TEMPERATURE SENSOR MANIFOLD TEMP SIG MOTOR CLOSE CTRL MOTOR OPEN CTRL MOUNT ACT 2 CTRL NCA WIRE OUTLET COOLANT TEMP SIG POS SENS LOW REF POS SENS SIG POS SENS VOLT PRESS SENS SIG SENS LOW REF SENS LOW REF 1 SENS SENT 1 SIG SOL VALVE CTRL STARTING/ CHARGING SYSTEM TURBOCHARGER WASTEGATE ACTUATOR VALVE CTRL BANK 1 VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE W LOW REF WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE X LOW REF YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE

ABSOLUTE PRESS SENS SIG BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SENS 2 SIG ENGINE BLOCK COOLANT TEMP SIG ENGINE CONTROL MODULE (UNDER FUSE BLOCK UNDERHOOD) ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL MODULE LIN BUS 2 ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF 1 ENGINE CTRL SENS LOW REF 2 ENGINE OIL TEMPERATURE SENSOR EVAP PURGE PUMP PRESS SIG FEEDBACK SIG FUEL PRESSURE SENSOR FUEL RAIL PRESS SENS SIG FUEL TANK PRESSURE SENSOR GND 61 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/VIO WIRE GRY/WHT WIRE HEATER LOW CTRL BANK 1 SENS 1 NCA WIRE OIL PRESS SENS SIG OIL TEMP SENS SIG POWERTRAIN MAIN RLY FUSED SPLY 5 RADIATOR COOLANT TEMPERATURE SENSOR TEMP SENS SIG VALVE POS SIG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WAKEUP SIG WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE