Automatic Ventilation (if equipped)
When the ignition switch is in the ON position or when the engine is running and temperature is below 59°F (15°C) with the recirculated air position selected more than five minutes, the air intake position will automatically change to the outside (fresh) air position.
To cancel or reset the Automatic Ventilation
When the air conditioning system is on, select Face Level
mode and while pressing the A/C button,
press the recirculated air position button five times within three seconds.
Sunroof Inside Air Recirculation (if equipped)
When the heater or air conditioning system is on with the sunroof opened, the outside (fresh) air position will be automatically selected. At this time, if you press the recirculated air position button, the recirculated air position will be selected but will change back to the outside (fresh) air position after 3 minutes.
When the sunroof is closed, the air intake position will return to the original position that was selected.
Auto Defogging System (Only for Automatic Climate Control System)
Storage CompartmentHyundai Elantra AD (2016-2020) Service Manual: Exhaust Manifold Components and Components Location
Components
1. Heat protector2. Exhaust manifold gasket3. Exhaust manifold4. Exhaust manifold stay
...
Hyundai Elantra AD (2016-2020) Owners Manual: Limitations of the System
The driver must be cautious in the below situations because the system may not
detect other vehicles or objects in certain circumstances:
The vehicle is driven in inclement weather such as heavy rain or snow.
The sensor is polluted with rain, snow, mud, etc.
The rear bumper where the senso ...