Hyundai Sonata: Windshield defrosting and defogging / Manual Climate Control System
To defog inside windshield
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1. Select any fan speed except "0" position.
2. Select desired temperature.
3. Select the 
or
position.
4. The outside (fresh) air will be selected automatically. Additionally, the
air conditioning will automatically operate if the mode is selected to the
position.
If the air conditioning and outside (fresh) air position are not selected automatically, press the corresponding button manually.
To defrost outside windshield
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1. Set the fan speed to the highest (extreme right) position.
2. Set the temperature to the extreme hot position.
3. Select the position.
4. The outside (fresh) air and air conditioning will be selected automatically.
Windshield defrosting and defogging
WARNING
Windshield heating
Do not use the or
position during cooling operation
in extremely humid weather. The difference between the temperature of the outside
air and that of the windshield cou ...
Automatic Climate Control System
To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the defroster button ().
4. The outside (fresh) air position will be selected automatically.
If the out ...
Other information:
Hyundai Sonata LF 2014-2019 Owners Manual: Instrument Cluster Control
Adjusting instrument cluster illumination
When the vehicle's parking lights or headlights are on, press the illumination
control button to adjust the brightness of the instrument panel illumination.
When pressing the illumination control button, the interior switch illumination
intensity is also ...
Hyundai Sonata LF 2014-2019 Owners Manual: Defogging logic
To reduce the probability of fogging up the inside of the windshield, the air
intake or air conditioning are controlled automatically according to certain conditions
such as or
position. To cancel or return the defogging
logic, do the following.
Manual climate control system
1. Turn the igniti ...
