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Home >> Hyundai >> 2009 >> Veracruz GLS, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Tail Gate System >> Power Tailgate System >> DTC B2421 Drive Motor Short High >> Monitor Scan Tool Data

Monitor Scan Tool Data

  1. Connect scan tool to Data Link Connector (DLC).
  2. Ignition "ON" & engine "OFF" & PTG "ON" & gate not in motion
  3. Monitor the "Door/Gate Close Feedback" and "Door/Gate Open Feedback" Parameter on the Scan tool.

    Specification: Door/Gate Open Feedback' "Door/Gate Close Feedback' → 1~9V

    Fig 1: Monitoring Door/Gate Close Feedback And Door/Gate Open Feedback
    G05332041Courtesy of HYUNDAI MOTOR CO.
  4. Is the measured current data within specifications?

    YES: 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM 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 Inspection & Repair procedure.