Cadillac CT5 I (2019-2024) starting/charging system Wiring diagrams

A/C COMPRESSOR SOLENOID VALVE CTRL ACCENT LIGHTING CTRL AIR CONDITIONING SYSTEM AUTO HIGH BEAM ASSIST SWITCH SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK/BRN WIRE BLK/YEL WIRE BLOWER SPEED FEEDBACK SIG BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 10 BODY CONTROL MODULE LIN BUS 4 BODY CTRL MODULE LIN BUS 12 BODY CTRL MODULE LIN BUS 16 BODY CTRL MODULE LIN BUS 2 BODY CTRL MODULE LIN BUS 3 BODY CTRL MODULE LIN BUS 8 BODY CTRL MODULE LIN BUS 9 BRAKE APPLY SENS LOW REFERENCE BRAKE APPLY SENS SIG BRAKE APPLY SENS VOLTAGE REFERENCE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL, EXTERIOR LIGHTS SYSTEMS CRUISE/ETC/TCC BRAKE SIG DEFOGGER SYSTEM DOME/READING LAMP ENABLE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR UNLATCH MOTOR LOW REFERENCE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENS LAMP CTRL HEADLIGHTS SYSTEM HOOD STATUS B SIG HORN RELAY CTRL HORNS SYSTEM IGNITION MODE SWITCH START LED SIG INSTRUMENT PANEL LAMP DIMMER SWITCH LOW REFERENCE INSTRUMENT PANEL LAMP DIMMER SWITCH SIG INTERIOR DOOR HANDLE ACCENT LIGHTING CTRL INTERIOR KEYLESS ENTRY ANTENNA 2 HIGH SIG INTERIOR KEYLESS ENTRY ANTENNA 2 LOW SIG INTERIOR LAMP CTRL LANE DEPARTURE WARNING DISABLE SWITCH SIG LED BACKLIGHT DIMMING CTRL 1 LEFT FRONT DOOR EXTERIOR SWITCH LOCK SIG LEFT FRONT DOOR OPEN SWITCH SIG LEFT FRONT DOOR UNLATCH ACTUATOR UNLATCH CONTROL LEFT FRONT EXTERIOR DOOR HANDLE SWITCH UNLOCK SIG LEFT REAR DOOR EXTERIOR SWITCH UNLOCK SIG LEFT REAR DOOR HANDLE SWITCH SIG 2 LEFT REAR DOOR LOCK ACTUATOR UNLOCK CTRL DOOR DEAD LOCK ACTUATOR LOCK CTRL LEFT REAR DOOR LOCK INDICATOR CTRL LEFT REAR DOOR UNLATCH ACTUATOR UNLATCH CTRL LEFT REAR SEAT HAPTIC MOVEMENT MOTOR CTRL NAVIGATION SYSTEM PARKING ASSIST PARALLEL PARKING DISABLE SWITCH SIG PASSIVE ENTRY LEFT FRONT ANTENNA SIG HIGH PASSIVE ENTRY LEFT FRONT ANTENNA SIG LOW PASSIVE ENTRY RIGHT FRONT ANTENNA SIG HIGH PASSIVE ENTRY RIGHT FRONT DOOR ANTENNA SIG LOW POWER DISTRIBUTION SYSTEM REAR CLOSURE HANDLE SWITCH OPEN SIG REAR CLOSURE KEYLESS ENTRY ANTENNA HIGH SIG REAR CLOSURE KEYLESS ENTRY ANTENNA LOW SIG REAR CLOSURE UNLATCH ACTUATOR UNLATCH CTRL REAR DEFOGGER RELAY CTRL REAR PARKING ASSIST DISABLE SIG RIGHT FRONT DOOR EXTERIOR SWITCH LOCK SIG RIGHT FRONT DOOR EXTERIOR SWITCH UNLOCK SIG RIGHT FRONT DOOR UNLATCH ACTUATOR UNLATCH CTRL RIGHT REAR DOOR EXTERIOR SWITCH UNLOCK SIG RIGHT REAR DOOR HANDLE SWITCH SIGNAL 2 RIGHT REAR DOOR LOCK INDICATOR CTRL RIGHT REAR DOOR UNLATCH ACTUATOR UNLATCH CTRL RIGHT REAR SEAT HAPTIC MOVEMENT MOTOR CTRL RUN RELAY COIL CTRL STARTING/CHARGING SYSTEM STOP/START SWITCH SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLATCH ACTUATORS UNLATCH LOW REFERENCE 1 UNLATCH ACTUATORS UNLATCH LOW REFERENCE 2 VIO WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE W/ ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL W/O ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY 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 (FRONT LEFT OF ENGINE COMPT) 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

5-VOLT REF 1 A SIGNAL ACCELERATOR PEDAL POSITION SENSOR AIR CONDITIONING COMPRESSOR RELAY AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT 4 BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY DISTRIBUTION FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN BUS (+) 2 SER DATA RLY CTRL CAN BUS (+) SER DATA CAN BUS (-) 2 SER DATA CAN BUS (-) 3 SER DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE WIRING HARNESS JUNCTION BLOCK EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE FRONT BUMPER SHUTTER ACTUATOR GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE HOT AT ALL TIMES IGN IGN 1 VOLT 4 LOW REF (1) LOW REF 2 NCA WIRE OIL LVL SW SIG PEDAL POS SIG 1 PEDAL POS SIG 2 POWERTRAIN MAIN RELAY FUSED SUPPLY VOLTAGE 2 PRIMARY RLY CTRL RED WIRE RED/BRN WIRE RED/GRN WIRE RLY COIL CTRL SENS SIG SENS SIG CAN BUS (+) SER DATA SENS SIG CAN BUS (+) 3 SER DATA SOL VALVE CTRL STARTER ENABLE STARTING/CHARGING SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/WHT WIRE