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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 183 (Heater System) >> Auto Defogging Actuator >> Repair Procedures >> Inspection

Repair Procedures: Inspection

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch OFF.
  2. Disconnect the auto defogging connector.
  3. Verify that the auto defogging actuator operates to the open position when connecting 12V to terminal 3 and grounding terminal 4.

    Verify that the auto defogging actuator operates to the close position when connected in reverse.

    G12606298Courtesy of HYUNDAI MOTOR AMERICA
  4. Connect the auto defogging actuator connector.
  5. Turn the ignition switch ON.
  6. Check the voltage between terminals 6 and 5.
    NOTE:
    • It will feedback the current position of the actuator to controls.

    Specification 

    VOLTAGE SPECIFICATION

    Door Position Voltage (V) Error Detecting
    Vent 0.5±0.15 Low voltage: 0.1V or less
    Defrost 4.5±0.15 High voltage: 3.8V or more
  7. If the measured voltage is not within specification, check the operation by replacing the existing auto defogging actuator with a new genuine part. After that, determine whether replacement of the auto defogging actuator is required or not.