Hyundai Kona: Air Conditioning System / In-car Sensor Description and operation

The In-car air temperature sensor is built in the heater & A/C control unit.

The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and according to this signal the control unit regulates in-car temperature to intended value.

Evaporator Temperature Sensor Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector. ...

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). ...

Other information:

Hyundai Kona (OS) 2018-2025 Owners Manual: Limitations of the System
The LKA system may operate prematurely even if the vehicle does not depart from the intended lane, OR, the LKA system may not assist your steering or warn you if the vehicle leaves the intended lane under the following circumstances: When the lane and road conditions are poor It is difficult to ...

Hyundai Kona (OS) 2018-2025 Service Manual: Oil Cooler Repair procedures
Removal 1. Loosen the drain plug and drain the coolant. Open the radiator cap to make rapid draining. (Refer to Cooling System - "Coolant") 2. Disconnect the oil cooler hoses (A). 3. ...