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Home >> Hyundai >> 2014 >> Accent GLS, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System/Electronic Stability Control System Diagnosis >> DTC C1604: ECU Hardware Error >> Monitor DTC Status

Monitor DTC Status

  1. Connect GDS and select "Diagnostic Trouble Codes (DTC)"  mode.
  2. 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 in DTC menu of the GDS.
    Fig 1: Display - DTC Information
    G00542843Courtesy of HYUNDAI MOTOR AMERICA
  4. Is parameter displayed "History(Not Present) fault"?

    YES 

    • Fault is intermittent caused by poor connection in power harness (IGN+) and/or HECU's connector or was repaired and HECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Go to next step.
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