C15AF Code: Meaning, Causes, and Symptoms | OBD2 Codes

C15AF – Air Suspension Low Side Driver Circuit Intermittent

 

C15AF Possible Symptoms

 

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

 

C15AF Possible Causes

 

Air Suspension Solenoid Assembly,Air Suspension Compressor Assembly,Faulty Air Suspension Control Module (ASCM)

 

C15AF Description

 

The Air Suspension Control Module (ASCM) monitors the Air Suspension Low Side Driver. The ASCM sets the OBDII code when it detects excessive voltage fluctuation on the Valve or Relay Signal circuit.