C0227 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C0227 – Erratic Left Front Speed Sensor
C0227 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C0227 Possible Causes
Faulty Left Front Speed Sensor,Left Front Speed Sensor harness is open or shorted,Left Front Speed Sensor circuit poor electrical connection,Faulty EBCM
As the wheel spins, the wheel speed sensor produces an Alternating Current (AC) signal. The Electronic Brake Control Module (EBCM) uses the frequency of the AC signal to calculate the wheel speed.