2004 Toyota Tundra Owners Manual - Page 283

'04 TUNDRA_U (L/O 0309) Instrument panel and rear vents Defrosting The outside of the windshield For best results, set controls to: Fan speed-Any setting except "OFF" Temperature-Towards WARM (red zone) Air intake-FRESH (outside air) Air flow-WINDSHIELD Lower vent-CLOSED Turning the air flow selector to the windshield or floor/windshield position turns on the defrosting function with the purpose of clearing the front view. When turning the air flow selector to windshield or floor/windshield position, the air intake selects FRESH automatically. This is to clean up the front view more quickly. Vehicles with "A/C" button- Press the "A/C" button for dehumidified heating or cooling. This setting clears the front view more quickly. Side vents Rear vents (double cab models only) If air flow control is not satisfactory, check the instrument panel and rear vents. The instrument panel and rear vents may be opened or closed as shown. For removing frost or fog, it is recommended that you close the lower vent when using the "Floor", "Floor/Windshield" or "Windshield" mode. D To heat the vehicle interior while defrosting the windshield, choose floor/ windshield air flow. Lower vent 283 2004 TUNDRA from Sep. '03 Prod. (OM34426U)