C0140 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C0140 – ABS CAN Communication Malfunction


C0140 Possible Symptoms


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


C0140 Possible Causes


Faulty ABS Control Module,ABS Control Module harness is open or shorted,ABS Control Module circuit poor electrical connection


C0140 Description


The Engine Control Module (ECM) monitors the ABS Control Module. The ECM sets the OBDII code when communication with the ABS Control Module fails.