C155E Code: Meaning, Causes, and Symptoms | OBD2 Codes

C155E – Ride Height Pressure Vent Control


C155E Possible Symptoms


Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)


C155E Possible Causes


Faulty Air Suspension Solenoid Assembly,Air Suspension Solenoid Assembly harness is open or shorted,Air Suspension Solenoid Assembly circuit poor electrical connection,Faulty Air Suspension Control Module (ASCM)


C155E Description


The Air Suspension Control Module (ASCM) monitors the Air Suspension Solenoid. The ASCM sets the OBDII code when the ASCM detects the valve control circuit is shorted to ground while the ignition is in the Run position.