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

C15C4 Description

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.