C15AD Code: Meaning, Causes, and Symptoms | OBD2 Codes

C15AD – Ride Height System Performance Or Incorrect Operation


C15AD Possible Symptoms


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


C15AD Possible Causes


Blown Air Suspension Compressor Relay,Faulty Air Suspension Compressor,Air Suspension Compressor harness is open or shorted,Air Suspension Compressor circuit poor electrical connection


C15AD Description


The Air Suspension Control Module (ASCM) monitors the Ride Height System. The ASCM sets the OBDII code when it checks for ride height sensor movement during the middle of a level change. If it does not see this movement then this Diagnostic Trouble Code (DTC) is set.