Hyundai Sonata 2017 Owner's Manual page 218

Air intake control
This button is used to select the out-
side (fresh) air position or recirculat-
ed air position.
Recirculated air position
The indicator light on the
button illuminates when
the recirculated air posi-
tion is selected.
With the recirculated air
position selected, air
from the passenger com-
partment will be drawn
through the climate con-
trol system and heated
or cooled according to
the function selected.
OLF044211
Outside (fresh) air position
The indicator light on the
button will turn off when
the outside (fresh) air
position is selected.
With the outside (fresh)
air position selected, air
enters the vehicle from
outside and is heated or
cooled according to the
function selected.
i
Information
Prolonged use of the air conditioning
with the recirculated air position
selected will result in excessively dry
air in the passenger compartment.
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