Push the OFF button of the front to turn off the air climate control system. You can still operate the mode and air intake buttons as long as the ignition switch is in the ON position.
Hyundai Elantra AD (2016-2020) Owners Manual: Driving Your Vehicle
WARNING
Carbon monoxide (CO) gas is toxic. Breathing CO can cause unconsciousness
and death.
Engine exhaust contains carbon monoxide which cannot be seen or smelled.
Do not inhale engine exhaust.
If at any time you smell engine exhaust inside the vehicle, open the windows
immediately. Exposu ...
Hyundai Elantra AD (2016-2020) Service Manual: Sunroof Glass Repair procedures
Replacement
•
Put on glove to protect your hands.
1.
Close the sunroof glass completely by pressing the sunroof switch.
2.
Loosen the mounting screws (A) and remove the sunroof glass (B).
•
Do not damage the roof panel.
3.
...