Cadillac Lyriq I (2022-2024) engine wiring harness junction block Wiring diagrams

AWD RWD BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/GRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER INFORMATION DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 2 HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM MAIN COOLANT CONTROL VALVE HYBRID/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 1 HYBRID/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 2 HYBRID/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 3 HYBRID/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 4 HYBRID/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 5 INSTRUMENT PANEL ENGINE WIRING HARNESS JUNCTION BLOCK LOGIC LVDS LVDS GY HEAD-UP DISPLAY SIG RADIO RADIO LIN BUS 1 RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RWD WHT/YEL WIRE

14 13 CRUISE CTRL BANK SWITCH SIG AUTOSAR CAN BUS (+) 9 SERIAL DATA CRUISE/ETC/TCC BRAKE SIG AUTOSAR CAN BUS (-) 9 SERIAL DATA BLK WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SET/RESUME SWITCH CRUISE CONTROL SWITCH CRUISE CTRL BANK 2 SWITCH SIG CRUISE SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK FORWARD COLLISION ALERT WARNING SWITCH GRN/WHT WIRE GROUND GRY/GRN WIRE GRY/WHT WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC ORG/GRN WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RES+ RIGHT END OF DASH) RWD SEATS SYSTEM SET- STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH STEERING WHEEL RESISTOR LADDER LOW REF BATTERY POSITIVE VOLTAGE SUPER CRUISE SWITCH VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

ACTIVE GRILLE AIR SHUTTER ACTUATOR 1 BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER INFORMATION DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL HARNESS JUNCTION BLOCK LOGIC LVDS LVDS GY DISPLAY SIG RADIO RADIO LIN BUS 1 RED/BLU WIRE RED/GRN WIRE RIGHT END OF DASH) RWD

AUTOSAR CAN BUS (-) 9 SER DATA AUTOSAR CAN BUS (-) 9 SER DATA GND BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE RH HEADLAMP HIGH BEAM CTRL BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) COMPUTER DATA LINES SYSTEM DRL ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRY/BLU WIRE HEADLAMP COOLING FAN HEADLAMP FLASH HEADLAMP SWITCH FLASH SIG HI BEAM SELECT SW HI BEAM SIG HIGH BEAM HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT HEADLAMP LEFT HEADLAMP LED DRIVER MODULE LIGHTING CONTROL MODULE (LEFT SIDE OF DASH) LIN BUS 1 LOW BEAM LT FRONT DRL CTRL LT HEADLAMP LOW BEAM CTRL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RH FRONT DRL CTRL RH HEADLAMP HIGH BEAM CTRL RH HEADLAMP LOW BEAM CTRL RIGHT END OF DASH) RIGHT FRONT HEADLAMP RIGHT HEADLAMP LED DRIVER MODULE RWD SIGNAL GND SUNLOAD, AMBIENT LIGHT, CHARGE INDICATOR SENSOR TURN SIGNAL SWITCH WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BRN WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLU/BRN WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CAN-BUS COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK FRONT AXLE LEVEL SENS LOW REFERENCE FRONT SUSPENSION AUTOMATIC FORWARD LIGHTING POSITION SENSOR FRONT VEHICLE LEVEL FRONT VEHICLE LEVEL SENSOR SIGNAL HEADLAMP CONTROL MODULE HEADLAMP LEVELING SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT HEADLAMP LEFT HEADLAMP LED DRIVER MODULE REAR SUSPENSION AUTOMATIC FORWARD LIGHTING LEVELING POSITION SENSOR RED/BRN WIRE RIGHT END OF DASH) RIGHT FRONT HEADLAMP RIGHT HEADLAMP LED DRIVER MODULE VEHICLE LEVEL CONTROL VEHICLE LEVEL CONTROL POS SENS SIG VEHICLE LEVEL CTRL POS SENS LOW REF VIO/BLK WIRE WHT WIRE WHT/RED WIRE WHT/YEL WIRE

BATT POS VOLT BLK WIRE BLU/WHT WIRE BODY CONTROL MODULE BODY CTRL MOD LIN BUS 13 BRN/YEL WIRE ENGINE WIRING HARNESS JUNCTION BLOCK FRONT PEDESTRIAN ALERT SOUND SPEAKER GRN/GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES PEDESTRIAN ALERT CONTROL MODULE PEDESTRIAN ALERT SOUND SPKR (-) CTRL PEDESTRIAN FRIENDLY ALERT SPEAKER 2 (-) CTRL REAR PEDESTRIAN ALERT SOUND SPEAKER RED/YEL WIRE VIO/BRN WIRE

BLK WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK EXPRESS GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES ILL LEFT FRONT LEFT REAR LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH LOCKOUT INDICATOR LOGIC PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT RIGHT REAR RWD VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE WHT/BRN WIRE WHT/YEL WIRE WINDOW SWITCH YEL WIRE

AUTOSAR CAN BUS (+) 2 SER DATA DRV UNIT OIL TEMP SENS SIG AUTOSAR CAN BUS (-) 2 SER DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT POSI VOLT BLK WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE PEDAL POSITION SENSOR BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVE MOTOR CONTROL MODULE DRIVE MOTOR POSITION SENSOR DRIVE MOTOR STATOR DRV MTR 1 POSI SENS EXCITATION SIG NEG DRV MTR 1 POSI SENS EXCITATION SIG POS DRV MTR 1 POSI SENS SENS 1 SIG DRV MTR 1 POSI SENS SENS 2 SIG DRV MTR 1 POSI SENS SENS 4 SIG DRV UNIT OIL TEMP SENS LOW REF ELECT TRANS RNG SEL PAR DISENGAGE CTRL ELECT TRANS RNG SEL PAR ENGAGE CTRL ELECT TRANS RNG SEL PAR POSI SENS 1 SIG ELECT TRANS RNG SEL PAR POSI SENS 2 5 VOLT REF ELECT TRANS RNG SEL PAR POSI SENS 2 LOW REF ELECT TRANS RNG SEL PAR POSI SENS 2 SIG ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GROUND GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LOW REF DRV MTR 1 POSI SENS SENS 3 SIG MANUAL SHIFT SHAFT MOTOR NCA WIRE REAR DRIVE UNIT FLUID TEMPERATURE SENSOR REAR ELECTRIC DRIVE TRANSMISSION MODULE RED/BLU WIRE RED/VIO WIRE RIGHT END OF DASH) RWD TRANSMISSION PARK POSITION SENSOR VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

AUTOSAR CAN BUS (-) 9 SERIAL DATA BLK WIRE BLK/GRY WIRE BLU/GRN WIRE BLU/GRY WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN/GRY WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HI LO HOT AT ALL TIMES MIST OFF INT REAR CAMERA WASH SIG REAR CAMERA WASH SWITCH RWD TURN SIGNAL SWITCH VIDEO DISPLAY INSIDE REAR VIEW MIRROR CAMERA WASHER FLUID PUMP RELAY W/ FULL VIDEO DISPLAY W/O FULL VIDEO DISPLAY WHT/BLK WIRE WHT/GRN WIRE WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER SW SIG WINDSHIELD WASHER SWITCH WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WINDSHIELD WIPER SWITCH YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BRN/GRY WIRE BUS 1 COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DRIVER INFORMATION DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/BRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE (LEFT SIDE OF DASH) LOGIC LOW WASHER FLUID INDICATOR CONTROL LVDS RADIO RADIO LIN REAR CAMERA WASHER RELAY CONTROL RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT END OF DASH) SUNLOAD, AMBIENT LIGHT, CHANGE INDICATOR SENSOR VIO WIRE WHT/GRN WIRE WINDSHIELD OUTSIDE MOISTURE/ AMBIENT LIGHT, HUMIDITY SENSOR WINDSHIELD WASHER RELAY CONTROL WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WIPER MOTOR RELAY COIL CONTROL WINDSHIELD WIPER SWITCH HIGH SIGNAL YEL/GRN WIRE