Monitor DTC Status
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If any codes relating to Rear HO2S or TWC (ThreeWay Catalyst Converter) are stored, do ALL REPAIRS associated with those codes before proceeding with this troubleshooting tree.
- Connect GDS to Data Link Connector (DLC) and select "DTC Analysis" mode
- Turn "ON" the ignition switch.
- Select "Diagnostic Trouble Codes (DTC)", Press "DTC Status" to check DTC information.
- Confirm that "DTC Readiness Flag" indicates "COMPLETED". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
- Read "DTC Status" parameter.
- Record all DTCs, DTC status and freeze frame data. Does DTC Status indicate "Present"?NOTE:
- History (Not Present) state: the DTC set but has been cleared.
- Present state: the DTC is active at present.
YES
- Go to next procedure.
NO
- Fault is intermittent caused by PCM memory not having been cleared.