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Home >> Hyundai >> 2021 >> Ioniq Hybrid SEL >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Active Air Flap-Left Diagnosis (HEV) >> DTC U0298: Lost Communication With DC to DC Converter Control Module 'A' >> DTC Inspection >> Monitor GDS Data

Monitor GDS Data

  1. Connect GDS to Data Link Connector (DLC).
  2. Warm up the engine to normal operating temperature.
  3. Warm up the engine until engine temperature reaches up to normal condition at EV mode with engine start status.
  4. Using GDS, check if there is an error in LDC system.

    If there is an error in LDC system, first do a troubleshooting for those system and then check A.A.F system.

  5. Is the same DTC displayed again?

    YES 

    NO 

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