C047A Code: Meaning, Causes, and Symptoms | OBD2 Codes

C047A – Electric Steering Motor Position Sensor Circuit Malfunction


C047A Possible Symptoms


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


C047A Possible Causes


Faulty Electric Steering Motor Position Sensor,Electric Steering Motor Position Sensor harness is open or shorted,Electric Steering Motor Position Sensor circuit poor electrical connection


C047A Description


The power steering control module continuously monitors the motor position sensor voltage signals. The voltage signals of the motor position sensor and the digital torque sensor index current signal are both processed by the power steering control module to detect and calculate the steering wheel angle.