Hyundai Kona: Air Conditioning System / 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 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: Relay Box (Engine Compartment) Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay block. Power Relay (Type A) Check for continuity between the terminals. ...

Hyundai Kona (OS) 2018-2025 Service Manual: ESP Control Unit Components and components location
Components 1. Front - right tube 2. Rear - left tube 3. Rear - right tube 4. Front - left tube 5. MC SEC 6. MC PRI 7. ESP control module (HECU) 8. Bracket ...

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