C0263 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C0263 – CAN Signal Not Received From ECM


C0263 Possible Symptoms


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


C0263 Possible Causes


Faulty Engine Control Module (ECM),Engine Control Module (ECM) harness is open or shorted,Engine Control Module (ECM) circuit poor electrical connection


C0263 Description


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