Hyundai Kona: Air Conditioning System / A/C Pressure Transducer Description and operation

Description
The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed. Engine ECU stops the operation of the compressor when the temperature of refrigerant line is very high or very low irregularly to optimize air conditioning system.
Receiver-Drier Repair procedures
Replacement 1. Remove the condenser. 2. Remove the cap (A) on the bottom of the condenser with a L wrench. ...

A/C Pressure Transducer Repair procedures
Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminal "1" and "2". ...

Other information:

Hyundai Kona (OS) 2018-2021 Owners Manual: Headlamp delay function
If you place the ignition switch to the ACC or OFF position with the headlamps ON, the headlamps (and/or position lamps) remain on for about 5 minutes. However, with the engine off if the driver’s door is opened and closed, the headlamps (and/or position lamps) are turned off after 15 seconds. ...

Hyundai Kona (OS) 2018-2021 Service Manual: Oil Pan Components and components location
Components 1. Gasket 2. Oil screen 3. Oil pan 4. Drain plug gasket 5. Drain plug ...

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