The outlet vents can be opened ()
or closed (
) separately using the thumbwheel.
Also, you can adjust the direction of air delivered from these vents using the vent control lever as shown.
Hyundai Sonata LF 2014-2019 Service Manual: Cooling Fan Components and Components Location
Components
1. Cooling fan controller (PWM)2. Fan motor3. Cooler fan4. Cooling fan shroud
...
Hyundai Sonata LF 2014-2019 Service Manual: Cowl Cross Bar Assembly Components and Components Location
Component Location
1. Cowl cross bar assembly
...