Circuit/System Verification
- Ignition ON.
- Verify that no other DTCs are set except for C0242.
- If any other DTCs are set
Refer to the Diagnostic Trouble Code (DTC) List - Vehicle .
- If no other DTCs are set
- If any other DTCs are set
- Replace the K20 Engine Control Module.
- Verify that DTC C0242 does not set while operating the vehicle within the Conditions for Running the DTC.
- If DTC sets
Replace the K17 Electronic Brake Control Module.
- If DTC does not set
- If DTC sets
- All OK.