C1135 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1135 – CAN Communication Line Or TCM


C1135 Possible Symptoms


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


C1135 Possible Causes


Faulty Engine Control Module (ECM),Faulty ABS Actuator and Electric Unit (Control Unit),Control Area Network (CAN) communication line,Blown Engine Control Module (ECM) fuse


C1135 Description


ABS Actuator and Electric Unit (Control Unit) and Engine Control Module (ECM) exchange the engine signal with Control Area Network (CAN) communication line. Major engine components are malfunctioning.