2012 Hyundai Tucson GL, Automatic TransFACTORY OEM SERVICE PROCEDURE

PDM Diagnosis With GDS

  1. It will be able to diagnose defects of Smart key with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis.
  2. Select model and "Smart key system (Button start)" menu if you want to check PDM.
    Fig 1: Selecting Smart Key Unit In GDS Menu
    G06873854Courtesy of HYUNDAI MOTOR CO.
  3. Select "PDM" in the menu.
    Fig 2: Selecting PDM In GDS Menu
    G06873855Courtesy of HYUNDAI MOTOR CO.
  4. Select "Current Data", if you want to check current data of PDM.

    It provides the input/output status of each module.

    Fig 3: Selecting Current Data In GDS Menu
    G06873856Courtesy of HYUNDAI MOTOR CO.
  5. If you want to check PDM data operation forcefully, select "Actuation test".
    Fig 4: Selecting Actuation Test In GDS Menu
    G06873857Courtesy of HYUNDAI MOTOR CO.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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