C0236 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C0236 – Missing Rear Speed Sensor Signal
C0236 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C0236 Possible Causes
Faulty Rear Speed Sensor,Rear Speed Sensor harness is open or shorted,Rear 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.