Hyundai Kona: Air Conditioning System / Auto Defogging Sensor Description and operation

The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actuator, A/C, auto defogging actuator, blower motor rpm, and mode actuator.

Ambient Temperature Sensor Repair procedures

Inspection 1. Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature. ...

Auto Defogging 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) 2018-2026 Service Manual: Cowl Cross Bar Assembly Components and components location
Component Location 1. Cowl cross bar assembly ...

Hyundai Kona (OS) 2018-2026 Service Manual: Front Fog Lamps Repair procedures
Removal [Front Fog Lamp] 1. Disconnect the negative (-) battery terminal. 2. Remove the front bumper. (Refer to Body - "Front Bumper Cover") 3. Disconnect t ...