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) 2018-2024 Owners Manual: Indicator lights
When the ignition switch is in the ON position, the ESC indicator light illuminates, then goes off if the ESC system is operating normally. The ESC indicator light blinks whenever the ESC is operating. If the ESC indicator light stays on, your vehicle may have a malfunction with the ESC system. W ...

Hyundai Kona (OS) 2018-2024 Service Manual: Cluster Ionizer Components and components location
Components Location 1. Cluster lonizer ...