Hyundai Elantra AD (2016-2020) Owners Manual: Limitations of the System
The Smart Cruise Control system may have limits to its ability to detect distance
to the vehicle ahead due to road and traffic conditions.
On curves
The Smart Cruise Control system may not detect a moving vehicle in your
lane, and then your vehicle could accelerate to the set speed. Also ...
Hyundai Elantra AD (2016-2020) Owners Manual: System Maintenance
Climate control air filter
This filter is installed behind the glove box. It filters the dust or other pollutants
that enter the vehicle through the heating and air conditioning system.
Have the climate control air filter replaced by an authorized HYUNDAI dealer
according to the maintenance ...