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Home >> Hyundai >> 2006 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G4GC-GSL 2.0) >> DTC Troubleshooting Procedures >> DTC P0605 Internal Control Module Read Only Memory(ROM) Error >> Monitor DTC Status
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Monitor DTC Status

  1. Connect scan tool and select "Diagnostic Trouble Codes(DTCs)" mode.
  2. Press F4(DTAL) to select DTC information from the DTCs menu.
  3. Confirm that "DTC Readiness Flag" indicates "Complete". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
  4. Read "DTC Status" parameter.
    Fig 1: Scan Tool Display Screen - DTC Status
    G04923841Courtesy of HYUNDAI MOTOR CO.
  5. Is parameter displayed "History(Not Present) fault"?
    NOTE:
    1. History (Not Present) fault: DTC occurred but has been cleared.
    2. Present fault: DTC is occurring at present time.

    Yes: 

    • Fault is intermittent caused by poor contact in the sensor' s and/or the PCM' s connector, which was repaired but PCM memory was not cleared. Thoroughly check 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: 

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