1983-1. Using the air conditioning system and defoggernUsing the automatic modeFan speed is adjusted automatically in accordance with the temperature setting andambient conditions. As a result, the following may occur.lThe system may switch automatically to recirculated mode when the coolesttemperature setting is selected in summer.lImmediately after the switch is pressed, the fan may stop for a while until warmor cool air is ready to flow.lCool air may flow to the area around the upper body when the heater is on.nUsing the system in recirculated air modeThe windows will fog up more easily if the recirculated air mode is used for anextended period.nWindow defogger featureRecirculated air mode may automatically switch to (outside air) mode in situ-ations where the windows need to be defogged.nWhen outside air temperature approaches 32 °F (0°C)The air conditioning system may not operate even when is pressed.nWhen the indicator light on flashesPress and turn off the air conditioning system before turning it on oncemore. There may be a problem in the air conditioning system if the indicator lightcontinues to flash. Turn the air conditioning system off and have it inspected by yourLexus dealer.nAutomatic mode for air intake control (IS350 only)In automatic mode, the system detects exhaust gas and other pollutants and auto-matically switches between outside air and recirculated air modes.nMicro dust and pollen filterlIn order to prevent the window from fogg ing up when the outside air is cold, thefollowing may occur.* Outside air mode does not switch to .* The air conditioning system operates automatically.* The operation cancels after 1 minute.lIn rainy weather, the windows may fog up. Press .
