2005 Hyundai Sonata Owner's Manual - Page 121

1 FEATURES OF YOUR HYUNDAI 108 B980A01Y-AAT B980B01NF-GAT B670C02Y-AAT MANUAL OPERATION The heating and cooling system can be controlled manually as well by pushing buttons other than the "AUTO" button. In this state, the system sequentially works according to the order of buttons selected. The function of the buttons which are not selected will be controlled automatically. Press the "AUTO" button in order to convert to automatic control of the system. Fan Speed Control Air Intake Control Switch (Without A.Q.S) HNF2133 HNF2139 The fan speed can be set to the desired speed by turning the fan speed control knob. 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. 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.