C1065 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1065 – Brake Light Relay Circuit Failure


C1065 Possible Symptoms


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


C1065 Possible Causes


Faulty Brake Light Relay,Brake Light Relay harness is open or shorted,Brake Light Relay circuit poor electrical connection


C1065 Description


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