Hyundai Elantra AD (2016-2020) Owners Manual: Interior Care
Interior general precautions
Prevent caustic solutions such as perfume and cosmetic oil, from contacting the
interior parts because they may cause damage or discoloration. If they do contact
the interior parts, wipe them off immediately. See the instructions for the proper
way to clean vinyl. ...
Hyundai Elantra AD (2016-2020) Owners Manual: Climate Control Additional Features
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) ...