2013 Lexus LX 570 Owners Manual - Page 454

3-2. Using the air conditioning system and defogger n Using the automatic mode Fan speed is adjusted automatically in accordance with the temperature setting and ambient conditions. As a result, the following may occur: l Immediately after the "AUTO" button is pressed, the fan may stop for a while until warm or cool air is ready to flow. l Cool air may flow to the area around the upper body when the heater is on. n Using the system in recirculated air mode The windows will fog up more easily if the recirculated air mode is used for an extended period. n Switching between outside air and recirculated air modes Recirculated air mode or outside air mode may be automatically switched to in accordance with the temperature setting and the inside temperature. n When the outside temperature exceeds 75°F (24°C) and the air conditioning system is on l In order to reduce the air conditioning power consumption, the air condi- tioning system may switch to recirculated air mode automatically. This may also reduce fuel consumption. l Recirculated air mode is selected as a default mode when the "ENGINE START STOP" switch is turned to IGNITION ON mode. l It is possible to switch to outside air mode at any time by pressing . n Window defogger feature Recirculated air mode may automatically switch to in situations where the windows need to be defogged. n Automatic mode for air intake control (outside air) mode In automatic mode, the system detects exhaust gas and other pollutants and automatically switches between outside air and recirculated air modes. When the air conditioning is off, and the fan is operating, turning the "AUTO" mode on will activate the air conditioning system. n When outside temperature approaches 32°F (0°C) The air conditioning system may not operate even when "A/C" is touched. 444 LX570_U (OM60G53U)