Cadillac CT5 I (2019-2024) (lower left side of dash) Wiring diagrams

2.0L TURBO 3.0L TURBO ABS IND. AUTO HOLD IND AUTO HOLD SWITCH AUTOSAR CAN BUS SER DATA (-) 2 BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BRAKE IND BRAKE PEDAL POSITION SENSOR BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS VOLTAGE REF BRK POSITION SENS SIG COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRIVER MODE 1 SW SIG ENGINE CONTROL MODULE ENGINE CTRL SENS 5 VOLT REF ESC IND GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE PARKING BRAKE CONTROL SWITCH POWER DISTRIBUTION SYSTEM RED/BRN WIRE RED/VIO WIRE RIGHT REAR BRAKE PAD WEAR SENSOR SENS LOW REF SER DATA POWERTRAIN CAN BUS (+) STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH SW SIG TRACTION CONTROL OFF IND TRACTION CTRL SW SIG VEHICLE HOLD INDICATOR CTRL VEHICLE STABILITY CONTROL SYSTEM SWITCH VIO/BLK WIRE VSC OFF SWITCH WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BODY CTRL MOD LIN BUS 16 COMPUTER DATA LINES SYSTEM GARAGE DOOR OPENER TRANSMITTER (REAR OF OVERHEAD CONSOLE) GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LOGIC NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE REMOTE FUNCTION ACTUATOR MODULE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 1 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 2 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 3 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 4 VIO/WHT WIRE W/ UNIVERSAL GARAGE DOOR OPENER WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.0L AUTOSAR CAN BUS (+) SER DATA AUTOSAR CAN BUS (-) 2 SER DATA AUXILIARY TRANS OIL PUMP CTRL BATTERY POSITIVE VOLT BLK/BRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/WHT WIRE CLUTCH C CTRL CLUTCH D CTRL CLUTCH E CTRL CLUTCH SOLENOID CONTROL COMPUTER DATA LINES SYSTEM DEFAULT DISABLE SOL CTRL ENGINE CONTROL MODULE (FRONT LEFT OF ENGINE COMPT) ENGINE WIRING HARNESS JUNCTION BLOCK ETRS OUT OF PARK SW 2 SIG ETRS OUT OF PARK SW SIG ETRS PRESS SW SIG GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IN SPD SIG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 OUT SPD SIG PARK INHIBIT SOL CTRL POWER DISTRIBUTION SYSTEM RED/GRN WIRE RUN/CRANK IGNITION 1 VOLT TRANS CLUTCH F CTRL TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 1 CTRL TRANS HI SIDE DRIVER 2 CTRL TRANS IN SPD SENS SIG TRANS INTERMEDIATE SPD SIG TRANS LINE PRESS SOL CTRL TRANS OIL TEMP SENS LO REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AUTOSAR CAN BUS (-) 2 SER DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT END OF DASH) BRN/WHT WIRE CAN BUS (-) 5 COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT AUTOMATIC TRANSMISSION MANUAL SHIFT AUXILIARY POSITION SWITCH LOGIC RED/VIO WIRE RIGHT AUTOMATIC TRANSMISSION MANUAL SHIFT AUXILIARY POSITION SWITCH STEERING WHEEL AIR BAG COIL TAP UP/TAP DOWN SWITCH SIG VIO WIRE VIO/BLK WIRE VIO/WHT WIRE VIO/YEL WIRE W/O HANDS FREE LANE ACTIVE SAFETY W/ HANDS FREE LANE ACTIVE SAFETY WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AUTOMATIC TRANSMISSION BLK WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRIC/ AUXILIARY TRANSMISSION FLUID PUMP ENGINE WIRING HARNESS JUNCTION BLOCK GEAR SHIFT CONTROL MODULE GRN WIRE GRN/GRY WIRE GRN/ORG WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BRN WIRE GRY/ORG WIRE HOT AT ALL TIMES IGNITION 1 VOLT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE ORG/ WIRE POWERTRAIN SENS BUS ENABLE RED/WHT WIRE SERIAL DATA SERIAL DATA (+) (3) SERIAL DATA (-) BATTERY POS VOLT TRANSMISSION CONTROL SOLENOID VALVE 7 TRANSMISSION CONTROL SOLENOID VALVE 8 TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE

2.0L TURBO 3.0L TURBO ACT CTRL CLS ACT CTRL OPN BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE WIRING HARNESS JUNCTION BLOCK GND 61 GRN/BLU WIRE GRN/YEL WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT 4 INLET TEMP SIG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LATE PRODUCTION LIN BUS 4 LO REF 2 MANIFOLD TEMP SIG OUTLET TEMP SIG RADIATOR COOLANT TEMPERATURE SENSOR RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) SENS 5 VOLT REF 1 SENS LO REF 1 SENS LO REF 2 TCM IGN/ECM IGN (EARLY PRODUCTION) TCM IGN/ECM IGN/ SHIFT IGN/ BRAKE IGN TEMP SENS 2 SIG TEMP SENS SIG TEMP SIG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VLV POS SIG WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

2.0L 3.0L 3.0L 2.0L ACCEL PEDAL POS SIG 1 ACCEL PEDAL POS SIG 2 ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) ACCL PEDAL POS 5 VOLT REF 1 ACCL PEDAL POS 5 VOLT REF 2 ACCL PEDAL POS LOW REF 1 ACCL PEDAL POS LOW REF 2 AUTO START BUS (-) 2 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA GND BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE AIR COOLER COVER CONNECTOR COMPUTER DATA LINES SYSTEM CRUISE CTRL SET/COAST/ RES/ACC SW SIG CRUISE/ETC/TCC BRAKE SIGNAL DISTANCE SENSING CRUISE CNTRL GAP UP/DOWN SW SIG ENGINE CNTRL SENS 5 VOLT REF 1 ENGINE CNTRL VEHICLE SENS LOW REF 1 ENGINE CONTROL MODULE GRN/WHT WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC RED WIRE RED/BLU WIRE RUN/CRANK IGN 1 VOLT STEERING WHEEL RESISTOR LADDER LOW REF THRTL ACTR CTRL CLOSE THRTL ACTR CTRL OPEN THRTL POS SENS 5 VOLT REF THRTL POS SENS LOW REF THRTL POS SENS SENT 1 SIG VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

BATT POS VOLT 32 BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (-) 5 COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GROUND GY HEAD UP DISPLAY SIG HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP HOT AT ALL TIMES HUD HUD SIG HUD SW LOW REF HUD SW SIG INFO INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LOGIC LVDS RED/BLU WIRE SERIAL DATA YEL WIRE YEL/WHT WIRE

ABS IND. ADAPTIVE FRONT LIGHTING (AFL) IND AIR BAG IND AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SERIAL DATA BATT POSITIVE VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CRUISE IND DAY NIGHT LED CONTROL DECENT CTRL IND DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY ELECTRONIC STABILITY CONTROL OFF IND ELECTRONIC STABILITY IND ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FRONT FOG LAMP IND FUEL GAUGE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE GY LVDS HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LEFT TURN IND LIN BUS 1 LOGIC LOW FUEL IND MALFUNCTION IND NAVIGATION SYSTEM OIL LEVEL IND PARK BRAKE IND PARK LAMP IND RED/BLU WIRE RED/VIO WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT SEAT BELT IND SECURITY IND SERVICE INDICATOR SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/HAUL IND VEHICLE AHEAD IND VIO/BLK WIRE

2.0L TURBO 3.0L TURBO AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL INDICATOR SWITCH ENGINE OIL PRESSURE SENSOR ENGINE OIL TEMPERATURE SENSOR ENGINE WIRING HARNESS JUNCTION BLOCK FUEL PUMP POWER CONTROL MODULE FUEL SENS 2 LO REF PRIMARY FUEL LEVEL SENS SIG FUEL SENS LO REF HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOW REF LOW REF (1) OIL LEVEL SW SIG OIL PRESS SENS SIG OIL PRESSURE SNSE SIG OIL TEMP SENS SIG PRESS SENS 5 VOLT REF PRIMARY FUEL LEVEL SENSOR FUEL TANK, FUEL PUMP MODULE PRIVATE SERIAL DATA POWERTRAIN CAN BUS (+) PRIVATE SERIAL DATA POWERTRAIN CAN BUS (-) SECONDARY FUEL LEVEL SENS SIG RED/WHT WIRE SECONDARY FUEL LEVEL SENSOR SENS LOW REF 1 TEMP SENS SIG VIO WIRE VIO/BLU WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE YEL/BRN WIRE