C15C4 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C15C4 – Steering Angle Signal
C15C4 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C15C4 Possible Causes
Faulty Steering Angle Sensor,Steering Angle Sensor harness is open or shorted,Steering Angle Sensor circuit poor electrical connection,Faulty Steering Control ECU
Signal transmission between the Steering Control ECU and steering angle sensor is performed via serial communication. If an error occurs between them in serial communication, the ECU will store the Diagnostic Trouble Code (DTC) C15C4.