Hyundai Sonata LF Owner's Manual page 233

Mode selection
■ Type A
■ Type B
The mode selection button controls
the direction of the air flow through
the ventilation system.
The air flow outlet port is converted
as follows:
Face-Level (B, D, F)
Air flow is directed toward the upper
body and face. Additionally, each
outlet can be controlled to direct the
air discharged from the outlet.
Bi-Level (B, C, D, E, F)
OLF044219 Air flow is directed towards the face
and the floor.
Floor & Defrost (A, C, D, E)
Most of the air flow is directed to the
floor and the windshield with a small
amount directed to the side window
defrosters.
Floor-Level (A, C, D, E)
Most of the air flow is directed to the
floor, with a small amount of the air
being directed to the windshield and
side window defrosters.
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