Hyundai Sonata Hybrid 2021 Owner's Manual page 233

Convenient Features
The mode selection button controls
the direction of the air flow through the
ventilation system.
The air flow outlet direction is cycled 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)
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.
5-92
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.
ODN8059129L
Defrost-Level (A, D)
Most of the air flow is directed to the
windshield with a small amount of air
directed to the side window defrosters.
Floor-Level (A, C, D, E)
ODN8059118