2013 Lexus GX 460 Owners Manual - Page 1169

AIR CONDITIONING D Automatic air intake change mode (with rear air conditioning system) 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. (g) Windshield wiper de−icer 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 "ENGINE START STOP" switch is in IGNITION ON mode. " Without rear air conditioning system " With rear air conditioning system 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. 309