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Monitor Scantool Data

  1. Connect scantool to Data Link Connector (DLC).
  2. IG ON".
  3. Select "Diagnostic Trouble Codes (DTCs)" mode, and then Press F4(DTAL) to check DTC's information from the DTCs menu.
  4. Confirm that "DTC Readiness Flag" indicates "Complete". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions noted in the DTC detecting condition.
  5. Read "DTC Status" parameter.
    Fig 1: Scantool Display - DTC Status
    G04801719Courtesy of HYUNDAI MOTOR CO.
  6. Is parameter displayed "History (Not Present) fault"?
    NOTE:
    • History (Not Present) fault: DTC occurred but has been cleared.
    • Present fault: DTC is occurring at present time.

    YES 

    • The intermittent fault could be caused by

      1st. Clog at the sensing hole

      Fig 2: Identifying Sensing Hole
      G04801865Courtesy of HYUNDAI MOTOR CO.

      2nd. Poor connection of ECM/PCM connector

      3rd. The previous DTC which has not been cleared after repairing

      So, Thoroughly check the sensing hole and connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • 1st. Check the sensing hole for clog or damage. If there is a problem, repair as necessary. 2nd. Substitute with a known-good ECM/PCM and check for proper operation. If the problem is corrected, replace ECM/PCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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