2010 Lexus RX 450h Owners Manual - Page 278

AIR CONDITIONING D 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. D Window defogger feature Recirculated air mode may automatically switch to outside air mode in situations where the windows need to be defogged. D When outside air temperature is below 32_F (0_C) The cooling and dehumidification function may not operate even when "A/C" is on. D When the indicator light on "A/C" flashes Select "A/C" to turn off the cooling and dehumidification function and turn it on again. There may be a problem in the air conditioning system if the indicator light continues to flash. Turn the air conditioning system off and have it inspected by your Lexus dealer. D Automatic air intake change mode In automatic mode, the system automatically switches between recirculated air and outside air modes according to whether the system detects harmful substances such as exhaust gas in the air outside. If you select automatic mode when only the fans are operating, the air conditioning system will turn on automatically. (f) Windshield wiper de−icer (if equipped) This feature is used to prevent ice from building up on the windshield and wiper blades. The windshield wiper de−icer can be operated when the "POWER" switch is in ON mode. Turns the windshield wiper de−icer on/off. The windshield wiper de−icer will automatically turn off after approximately 15 minutes. CAUTION When the windshield wiper de−icer is on Do not touch the lower part of the windshield or the side of the front pillars, as the surfaces can become very hot and burn you. 306