C1285 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C1285 – Booster Solenoid Circuit Failure
C1285 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C1285 Possible Causes
Faulty Active Brake Booster,Lateral Accelerometer Sensor harness is open or shorted,Lateral Accelerometer Sensor circuit poor electrical connection,Faulty Anti-Lock Brake System (ABS) Module
The Active Brake Booster has internal solenoids that assist driver brake applications or that can apply the brakes when needed if the driver loses control. Voltage is supplied to the solenoid from the Anti-Lock Brake System (ABS) Module and ground is provided back to the ABS module.