Hyundai Ioniq (AE): Seat Electrical / Power Seat Control Switch. Repair procedures

Inspection
Seat Control Switch
1.
With the power seat switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the power seat switch.

[Power Seat Control Switch]

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front seat outer shield cover.
(Refer to Body - "Front Seat Outer Shield Cover")
3.
Remove the power seat control switch (A) after loosening the screws.

Installation
1.
Install the power seat control switch after connecting the connector.
2.
Install the front seat outer shield cover.
3.
Connect the negative (-) battery terminal.

    Circuit Diagram

    Component Location[Front Seat Heater (Non-Air ventilation)]1. Seat heater unit (Passenger seat only)2. Seat chusion heater3. Seat back (Heater)[Front Seat Heater (Air ventilation)]1.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Photo Sensor. Description and operation

    Description The photo sensor is located at the center of the defrost nozzles.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: PTC Heater. Description and operation

    DescriptionThe PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of the heater core.The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective hybrid engine.

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