2013 Lexus ES 350 Owners Manual - Page 1150

1. AIR CONDITIONING SYSTEM OPERATION WHEN THE OUTSIDE TEMPERATURE EXCEEDS 75°F (24°C) AND THE AIR CONDITIONING SYSTEM IS ON In order to reduce the air conditioning power consumption, the air conditioning system may switch to recirculated air mode automatically. This may also reduce fuel consumption. Recirculated air mode is selected as a default mode when the "START STOP ENGINE" switch is turned to IGNITION ON mode. It is possible to switch to outside air mode at any time by pressing the air intake control button. MICRO DUST AND POLLEN FILTER In order to prevent the windshield from fogging up when the outside air is cold, the following may occur: • Outside air mode does not switch to recirculated air mode. • The dehumidification function operates. • The operation cancels after approximately 1 minute. In rainy weather, the windows may fog up. Press the windshield air flow button. In extremely humid weather, the windows may fog up. The pollens are filtered out even if turned off. is AUTOMATIC MODE FOR AIR INTAKE CONTROL In automatic mode, the system detects exhaust gas and other pollutants and automatically switches between outside air and recirculated air modes. When the dehumidification function is off, and the fan is operating, turning automatic mode on will activate the dehumidification function. OUTSIDE TEMPERATURE In the following situations, the correct outside temperature may not be displayed, or the display may take longer than normal to change. • When stopped, or driving at low speeds (less than 12 mph [20 km/h]) • When the outside temperature has changed suddenly (at the entrance/exit of a garage, tunnel, etc.) 304 ES350/300h_Navi_OM33A07U_(U) 12.05.11 08:14