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Home >> Hyundai >> 2007 >> Veracruz GLS, FWD >> Repair and Diagnosis >> Transmission >> Automatic Transaxle System (F21) >> Transfer Case Assembly >> DTC P0605 Internal Control Module Read Only Memory (ROM) Error >> Monitor DTC Status

Monitor DTC Status

  1. Connect scantool to Data Link Connector (DLC).
  2. Warm up the engine to normal operating temperature.
  3. Monitor DTC (Diagnostics Trouble Code) on the scantool.
    Fig 1: Identifying Monitor Diagnostics Trouble Code On Scantool
    G05330434Courtesy of HYUNDAI MOTOR CO.
  4. Is the same DTC displayed again?

    YES: 

    • Substitute with a known-good "4WD-ECM" and check for proper operation. If the problem is corrected, replace "4WD-ECM" and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO: 

    • Fault is intermittent caused by poor contact in the sensor's and/or "4WD-ECM"s connector or was repaired and "4WD-ECM" 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.

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