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Home >> Kia >> 2014 >> Cadenza Premium >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System Diagnosis >> DTC C1604: ECU Hardware Error >> DTC Inspection >> 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 Message Confirmation Screen
    G09754274Courtesy of KIA MOTORS AMERICA, INC.
  4. Is parameter displayed "History (Not Present) fault"?

    YES 

    • Fault is intermittent caused by poor connection 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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