Hyundai Ioniq (AE): Rear Glass Defogger / Components and components location

Component Location

1. Body control module (BCM)
2. Rear glass defogger switch
3. Rear glass defogger

    Inspection    â€¢ Wrap tin foil around the end of the voltmeter test lead to prevent damaging the heater line. Apply finger pressure on the tin foil, moving the tin foil along the grid line to check for open circuits.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Heater Core. Repair procedures

    Replacement1.Disconnect the negative (-) battery terminal. 2.Remove the heater and blower assembly.(Refer to Heater - "Heater Unit") 3.Loosen the mounting screws and remove the driver's temperature control actuator (A).4.Remove the heater core cover (A) after loosening the mounting screws.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Auto Defoging Actuator. Specifications

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