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.