C1206 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1206 – ABS Rear Isolation Valve Circuit Failure

 

C1206 Possible Symptoms

 

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

 

C1206 Possible Causes

 

Faulty ABS Rear Isolation Valve,ABS Rear Isolation Valve harness is open or shorted,ABS Rear Isolation Valve circuit poor electrical connection

 

C1206 Description

 

The Anti-Lock Brake System (ABS) Module monitors the ABS Rear Isolation Valve. The ABS Module sets the OBDII code when the ABS Rear Isolation Valve is not to factory specifications.