C0242 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C0242 – Engine Control Module Indicated Traction Control Malfunction
C0242 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C0242 Possible Causes
Faulty Electronic Brake Control Module (EBCM),EBCM Harness is open or shorted,EBCM Circuit poor electrical connection,Faulty Engine Control Module (ECM)
When traction control is active, the Electronic Brake Control Module (EBCM). sends a serial data message to the Engine Control Module (ECM) requesting torque reduction. When certain ECM DTCs are set, the ECM will not be able to perform the torque reduction for traction control. A serial data message is sent to the EBCM indicating that traction control is not allowed.