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Home >> Kia >> 2015 >> Optima Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) (HEV) >> DTC U1004: Lost Communication with Hybrid Powertrain Control Module-H-CAN >> DTC Inspection >> Monitor DTC Status
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Monitor DTC Status

  1. Connect GDS to Data Link Connector (DLC).
  2. Ignition "ON".
  3. Monitor "Diagnostic Trouble Codes (DTC)" with GDS.
    Fig 1: Current DTC Status
    G00552437Courtesy of KIA MOTORS AMERICA, INC.
  4. Is DTC status displayed as Present?

    YES 

    NO 

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