Hyundai Kona: Air Conditioning System / Photo Sensor Description and operation

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 module so that the solar radiation compensation will be performed.

In-car Sensor Repair procedures

Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ...

Photo Sensor Repair procedures

Inspection 1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive l ...

Other information:

Hyundai Kona (OS) 2018-2025 Service Manual: Cooling Fan Repair procedures
Removal and Installation Cooling Fan Assembly 1. Disconnect the battery negative terminal from the battery. 2. Remove the air duct and air cleaner assembly. (Refer to Intake and Exhaust System - "Air Cleaner") ...

Hyundai Kona (OS) 2018-2025 Service Manual: Rear Seat Belt Retractor Components and components location
Component Location 1. Rear seat belt retractor ...