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 Sonata LF 2014-2019 Service Manual: Relay Box (Engine Compartment) Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay block.
Power Relay (Type A)
Check for continuity between the terminals.
1)
Start relay
2)
Deicer relay
3)
Head lamp (high) relay
4)
Blower relay
5)
Powe ...
Hyundai Sonata LF 2014-2019 Owners Manual: Battery saver function
The purpose of this feature is to prevent the battery from being discharged.
The system automatically turns off the parking lamp when the key is removed (remote
key) or when the driver turns the engine off (smart key) and opens the driver-side
door.
With this feature, the parking lamps will turn ...