Cadillac CT6 I facelift (2018-2023) blu/red Wiring diagrams

2/- ABS IND. ACTIVE SAFETY CONTROL MODULE 2 AUTO- HOLD BATTERY POSITIVE VOL BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE IND BRAKE PEDAL POSITION SENSOR BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS VOLTAGE REF BRN WIRE COMPUTER DATA LINES SYSTEM CRANK SHAFT POSITION SENS LOW REF DRIVER INFORMATION CENTER DISPLAY DRIVER MODE SELECT SWITCH ENGINE CONTROL MODULE ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF 1 ESC IND GMLAN GRN WIRE GRN/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HIGH SPD GMLAN SER DATA (-) 1 HIGH SPD GMLAN SER DATA (-) 3 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN SER DATA (+) 1 NCA WIRE PARK BRAKE CONTROL SWITCH REAR BODY FUSE BLOCK RED/BLU WIRE RED/VIO WIRE RIGHT REAR BRAKE PAD WEAR SENSOR SENS SPLY VOLT STEERING WHEEL ANGLE SENSOR MODULE TRACTION CONTROL OFF IND TRACTION CTRL SW SIG 1 TRACTION OFF UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

ACCESSORY WAKEUP SERIAL DATA ACTIVE SAFETY CONTROL MODULE 2 (LEFT REAR OF BATTERY WELL) BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DIGITAL MAP CONTROL MODULE (REAR OF RIGHT REAR WHEELWELL) ELECTRONIC POWER STEERING SYSTEM FLEXRAY COMMUNICATION ENABLE FLEXRAY SERIAL DATA (+) (10) FLEXRAY SERIAL DATA (+) (5) FLEXRAY SERIAL DATA (+) (7) COLUMN FRICTION DEVICE ENGAGE CTRL FLEXRAY SERIAL DATA (+) (8) FLEXRAY SERIAL DATA (-) (7) FRONT OBJECT SENS CTRL 1 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (+) 4 HI SPD GMLAN SERIAL DATA (+) 8 HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INERTIA SENS 1 SPLY VOLT INERTIA SENS 2 SUPPLY VOLTAGE LIN SERIAL DATA BUS 27 LO SPD GMLAN SERIAL DATA LOGIC MULTI-AXIS ACCELERATION SENSOR 2 (BETWEEN FRONT SEATS) MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE POWER DISTRIBUTION SYSTEM RED WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RELAY CTRL RUN/CRANK IGNITION 1 VOLTAGE STARTER ENABLE RLY (PPEI 3) CTRL STARTING/CHARGING SYSTEM SUPPLY BATT LO REF SUPPLY BATTERY ISOLATOR STATUS SUPPLY BATTERY LO REF SUPPLY VOLTAGE VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRY WIRE WHT/YEL WIRE YEL/GRN WIRE

ACTIVE SAFETY CONTROL MODULE 2 B+ VOLT BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE COLUMN FRICTION ENGAGE CTRL COLUMN FRICTION RLY CTRL COLUMN FRICTION SPLY COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN DATA (+) 2 GRN/GRY WIRE GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 27 LOGIC LOW SPD GMLAN SERIAL DATA 2 POWER STEERING CONTROL MODULE POWER STEERING MOTOR REAR BODY FUSE BLOCK RED/BLU WIRE RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE STEERING COLUMN FRICTION CONTROL MODULE STEERING WHEEL ANGLE SENSOR MODULE UNDERHOOD AUXILIARY FUSE BLOCK VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GMLAN SER DATA - (1) GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GROUND HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 2 HOT AT ALL TIMES LEFT FRONT SHOCK ABSORBER ACTUATOR LEFT REAR SHOCK ABSORBER ACTUATOR LF STRUT MTR DEC DAMPING CTRL LF STRUT MTR INC DAMPING CTRL LF STRUT SENS LOW REF LF STRUT SENS SIG LR STRUT MTR DEC DAMPING CTRL LR STRUT MTR INC DAMPING CTRL LR STRUT SENS LOW REF LR STRUT SENS SIG NCA WIRE REAR BODY FUSE BLOCK RED/GRN WIRE RF STRUT MTR DEC DAMPING CTRL RF STRUT MTR INC DAMPING CTRL RF STRUT SENS LOW REF RF STRUT SENS SIG RIGHT FRONT SHOCK ABSORBER ACTUATOR RIGHT REAR SHOCK ABSORBER ACTUATOR RR STRUT MTR DEC DAMPING CTRL RR STRUT MTR INC DAMPING CTRL RR STRUT SENS LOW REF RR STRUT SENS SIG SERIAL DATA COMM ENABLE SUSPENSION CONTROL MODULE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/RED WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA 2 (+) DRIVER INFORMATION CENTER DISPLAY ESC IND ESC OFF IND GMLAN SERIAL GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY/GRN WIRE INSTRUMENT CLUSTER LEFT FRONT SUSPENSION POSITION SENSOR LEFT REAR SUSPENSION POSITION SENSOR LOGIC LOW SPEED RIGHT FRONT SUSPENSION POSITION SENSOR RIGHT REAR SUSPENSION POSITION SENSOR YEL/RED WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY CTRL AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR BRN/WHT WIRE CAMSHAFT POS INTAKE SENSOR CTRL 1 CHECK ENGINE INDICATOR CTRL COOLING FAN CTRL SIGNAL COOLING FANS SYSTEM CYLINDER SHUTOFF SOLENOID CTRL 3 CYLINDER SHUTOFF SOLENOID CTRL 5 CYLINDER SHUTOFF SOLENOID CTRL 8 DEACTIVATION VALVE ROCKER ARM OIL CONTROL VALVE CYLINDER 5 ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) ENGINE CTRL SENSORS 5 VOLT REF (1) ENGINE CTRL SENSORS LOW REF (3) EVAP CANISTER PURGE SOLENOID CTRL EVAP CANISTER PURGE SOLENOID CTRL 2 EVAPORATIVE EMISSION PURGE SOLENOID VALVE BANK 1 EVAPORATIVE EMISSION PURGE SOLENOID VALVE BANK 2 FUEL RAIL PRESSURE SENSOR SIGNAL GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HEATED OXYGEN SENSOR HEATER LOW CTRL BANK 1 SENSOR 1 HEATED OXYGEN SENSOR HEATER LOW CTRL BANK 1 SENSOR 2 HEATED OXYGEN SENSOR HEATER LOW CTRL BANK 2 SENSOR 1 HEATED OXYGEN SENSOR HEATER LOW CTRL BANK 2 SENSOR 2 HEATED OXYGEN SENSOR HI SIGNAL BANK 1 SENSOR 2 HEATED OXYGEN SENSOR HI SIGNAL BANK 2 SENSOR 2 HEATED OXYGEN SENSOR LOW SIGNAL BANK 1 SENSOR 2 HEATED OXYGEN SENSOR LOW SIGNAL BANK 2 SENSOR 2 INTAKE MANIFOLD PRESSURE, AIR TEMPERATURE SENSOR BANK 2 MANIFOLD ABSOLUTE PRESSURE SENSOR LOW REF OIL PUMP COMMAND SIGNAL OIL PUMP MOTOR CTRL PARK PHASER LOCK CTRL PARK PHASER LOCK CTRL 2 TURBO BYPASS SOLENOID CTRL BANK 1 TURBO BYPASS SOLENOID CTRL BANK 2 TURBOCHARGER BYPASS SOLENOID VALVE 1 TURBOCHARGER BYPASS SOLENOID VALVE 2 VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRAKE SIGNAL BRN WIRE BRN/GRY WIRE BRN/WHT WIRE CAMSHAFT POS INTAKE CAMSHAFT POSITION CAMSHAFT POSITION INTAKE CRANKCASE PRESSURE SENSOR CRUISE CONTROL SYSTEM CRUISE/ETC/TCC CYLINDER SHUTOFF ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) ENGINE CTRL EXHAUST CAMSHAFT POSITION SENSOR (BANK 2) FUSED SUPPLY 2 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION 1 VOLTAGE IGNITION CONTROL LOW INTAKE CAMSHAFT POSITION SENSOR (BANK 2) INTAKE SENSOR LOW REF 2 LEFT UNDERHOOD FUSE BLOCK MANIFOLD ABSOLUTE MASS AIR FLOW/ POSITION EXHAUST SENSOR 1 POSITION EXHAUST SENSOR 2 POSITION INTAKE SENSOR 1 POSITION INTAKE SENSOR 2 POWERTRAIN MAIN RELAY REF BANK (1) REF BANK 2 RUN/CRANK SENSOR CTRL 2 SENSOR LOW REF SENSOR LOW REF 1 SENSOR SIGNAL 2 SENSORS 5 VOLT REF (2) SENSORS LOW REF (1) SIGNAL GROUND SOL CTRL 2 VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE ENGINE CONTROLS IGNITION RELAY FUEL INJECTOR 7 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED KNOCK SENSOR BANK 1 SENSOR 1 KNOCK SENSOR BANK 2 SENSOR 1 REAR BODY FUSE BLOCK RIGHT UNDERHOOD FUSE BLOCK TURBOCHARGER WASTEGATE ACTUATOR BANK 1 TURBOCHARGER WASTEGATE ACTUATOR BANK 2 USED) VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

ACTUATOR 2 CLOSE CTRL BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE CAM PHASER X LOW REF CAM PHASER Y LOW REF CAM PHASER Z LOW REF CAMSHAFT PHASER COLLECTOR SIGNAL CTRL CLOSE CURRENT ADJUST SIGNAL CURRENT PUMP SIGNAL DEF POWER MODULE RELAY CTRL DIRECT FUEL INJECTOR (DFI) HI ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR ENGINE OIL PRESSURE, TEMPERATURE SENSOR EXHAUST SOL (1) EXHAUST SOL 2 FUEL PRESSURE SENSOR (ON FUEL LINE ABOVE FUEL TANK) FUEL PUMP PRIMARY GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HEATED OXYGEN HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR 2 HI VOLTAGE SPLY CYLINDER 7 INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 2 INTAKE SOLENOID 2 KNOCK SENSOR 3 LOW REF KNOCK SENSOR 4 LOW REF KNOCK SENSOR LOW REF 1 KNOCK SENSOR LOW REF 2 KNOCK SENSOR SIGNAL 1 KNOCK SENSOR SIGNAL 2 KNOCK SENSOR SIGNAL 3 KNOCK SENSOR SIGNAL 4 MOTOR 2 CLOSE CTRL MOTOR 2 OPEN CTRL MOTOR OPEN CTRL OPEN CTRL RED WIRE RELAY (PPEI 3) CTRL RELAY CTRL SENSOR 2 COMMON SENSOR GROUND SOLENOID RELAY CTRL STARTER ENABLE STARTER PINION STARTING/ CHARGING SYSTEM THROTTLE THROTTLE ACTUATOR THROTTLE ACTUATOR 2 THROTTLE ACTUATOR CTRL OPEN THROTTLE INLET ABSOLUTE PRESSURE SENSOR BANK 1 THROTTLE INLET ABSOLUTE PRESSURE SENSOR BANK 2 TURBO CHARGER WASTEGATE VIO/BLU WIRE VIO/GRY WIRE VOLTAGE CONTROL CYLINDER 4 VOLTAGE SUPPLY CYLINDER 4 WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE DRIVE MODE SELECT SWITCH (IN CENTER CONSOLE) EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 1 EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 2 FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 6 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 1 KNOCK SENSOR BANK 1 SENSOR 2 KNOCK SENSOR BANK 2 SENSOR 2 VIO WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE