2010 Hyundai Sonata Owner's Manual - Page 120

FEATURES OF YOUR HYUNDAI 1 107 B980B01NF-GAT B670C03Y-AAT Fan Speed Control Air Intake Control Switch FRESH MODE The indicator light on the button goes on when the air intake control is in fresh mode. RECIRCULATION MODE The indicator light on the button is illuminated when the air intake control is in recirculation mode. With the "Fresh" mode selected, air enters the vehicle from the outside and is heated or cooled according to the function selected. ONF048089N ONF048088 The fan speed can be set to the desired speed by pressing the fan speed control button. The higher the fan speed is, the more air is delivered. Pressing the "OFF" button turns off the fan. This is used to select fresh outside air or recirculation of inside air. To change the air intake control mode (Fresh mode, Recirculation mode), push the control button. With the "Recirculation" mode selected, air from within the passenger compartment will be drawn through the heating system and heated or cooled according to the function selected. NOTE: It should be noted that prolonged operation of the heating system in "recirculation" mode will give rise to fogging of the windshield and side windows and the air within the passenger compartment will become stale. In addition, prolonged use of the air conditioning with the "Recirculation" mode selected may result in the air within the passenger compartment becoming excessively dry.