1998 Toyota Land Cruiser Owners Manual - Page 130

-Instrument panel vents Defrosting The outside of the windshield For best results, set controls to: Temperature-Towards high temperature Air intake-FRESH (outside air) Air flow-WINDSHIELD Turning the air flow control knob to windshield position turns on the defrosterlinked air conditioning. At this time, the "A/C" button indicator comes on regardless of whether or not the "A/C" button is pressed in. This is to clean up the front view more quickly. When the "A/C" button is not pressed in, turning the air flow control knob to another position turns off the air conditioning. Side vents Center vents Lower vent If air flow control is not satisfactory, check the instrument panel vents. The instrument panel vents may be opened or closed as shown. D To heat the vehicle interior while defrosting the windshield, floor/windshield air flow. choose 130