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Home >> Hyundai >> 2011 >> Azera GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P0604: Internal Control Module Random Access Memory (RAM) Error >> Verification of Vehicle Repair

Verification of Vehicle Repair

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After a repair, it is essential to verify that the fault has been corrected.

  1. Connect scantool and select "DTC" button.
  2. Press "DTC Status" button and confirm that "DTC Readiness Flag" indicates "Completed". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
  3. Read "DTC Status" parameter.
  4. Is parameter displayed "History(Not Present) fault"?

    YES 

    • System performing to specification at this time. Clear the DTC.

    NO 

    • Go to the applicable troubleshooting procedure.
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