Hyundai Kona: Air Conditioning System / Evaporator Temperature Sensor Description and operation

The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. The evaporator temperature sensor has the Negative Temperature Coefficient (NTC). Electrical resistivity of NTC will increase with decreasing temperature and decrease with increasing temperature.

A/C Pressure Transducer Repair procedures

Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminal "1" and "2". ...

Evaporator Temperature Sensor Repair procedures

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

Other information:

Hyundai Kona (OS) 2018-2021 Owners Manual: Checking the amount of air conditioner refrigerant and compressor lubricant
When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also reduces the performance of the air conditioning system. Therefore, if abnormal operation is found, we recommend that the system be inspected by an authorized HYUNDAI dealer. WARNING Vehicles ...

Hyundai Kona (OS) 2018-2021 Service Manual: Description and operation
Description Blcok Diagram Functions of MFC Multi-Function Camera (MFC) supports the following functions using the information (lane, light source, vehicle and pedestrian) detected by the front camera and the vehicle's signal information ...