Hyundai Azera: Rear window defroster

The defroster heats the window to remove frost, fog and thin ice from the rear window, while the engine is running.
Outside rearview mirror defroster (if equipped)
If your vehicle is equipped with the outside rearview mirror defrosters, they will operate at the same time you turn on the rear window defroster.
Defroster
Automatic climate control system (Type A)Towing
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Illuminated ENGINE START/STOP button (if equipped)
Whenever the front door is opened, the ENGINE START/STOP button will illuminate
for your convenience. The light will go off after about 30 seconds when the door
is closed. It will also go off immedi ...
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
positio ...