This button is used to select the outside (fresh) air position or recirculated air position.
Recirculated air position
With the recirculated air position selected, air from the passenger compartment will be drawn through the heating system and heated or cooled according to the function selected.
Outside (fresh) air position
With the outside (fresh) air position selected, air enters the vehicle from outside and is heated or cooled according to the function selected.
Information
Prolonged use of the air conditioning with the recirculated air position selected will result in excessively dry air in the passenger compartment.
WARNING
Hyundai Elantra AD (2016-2020) Service Manual: Rear Wheel Speed Sensor Components and Components Location
Components
1. Front wheel speed sensor2. Front wheel speed sensor cable
...
Hyundai Elantra AD (2016-2020) Service Manual: Muffler Repair procedures
Removal and Installation
Front Muffler
1.
Disconnect the battery negative terminal.
2.
Disconnect the oxygen sensor connector (A).
3.
Detach the rubber hanger (A) from the front muffler.
4.
Remove the front muffler (B).
Tightening torque :
39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ...