2013 Hyundai Sonata Owner's Manual - Page 180

Features of your vehicle 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 ■ Type A With the outside (fresh) air position selected, air enters the vehicle from outside and is heated or cooled according to the function selected. ■ Type B ■ Type A WARNING • Continued use of the climate control system operation in the recirculated air position may allow humidity to increase inside the vehicle which may fog the glass and obscure visibility. • Do not sleep in a vehicle with the air conditioning or heating system on. It may cause serious harm or death due to a drop in the oxygen level and/or body temperature. • Continued use of the climate control system operation in the recirculated air position can cause drowsiness or sleepiness, and loss of vehicle control. Set the air intake control to the outside (fresh) air position as much as possible while driving. OYF049164 ■ Type B Prolonged operation of the heater in the recirculated air position (without air conditioning selected) may cause fogging of the windshield and side windows and the air within the passenger compartment may become stale. In addition, prolonged use of the air conditioning with the recirculated air position selected will result in excessively dry air in the passenger compartment. ✽ NOTICE OYFH041161N Fan speed control The fan speed can be set to the desired speed by pushing the fan speed control button. To change the fan speed, press the right of the button ( ) for higher speed, or press the left of the button ( ) for lower speed. To turn the fan speed control off, press the OFF button. 4 99