2009 Toyota Tundra Owners Manual - Page 322

3-1. Using the air conditioning system and defogger Vehicles with a manual air conditioning system On/off Press the button to turn on the outside rear view mirror defoggers. The indicator will come on. The defoggers will automatically turn off after about 15 minutes. Pressing the button again also turns the defoggers off. n The defogger can be operated when The engine switch is in the ON position. n The front windshield wiper de-icer (if equipped) Turning the outside rear view mirror defoggers on will turn the front windshield wiper de-icer on. CAUTION n Outside rear view mirror defoggers The surfaces of the outside rear view mirrors become hot. Do not touch them to prevent from burning yourself. n When the front windshield wiper de-icer is on (if equipped) Do not touch the glass at the lower part of the windshield or to the side of the front pillars as the surfaces can become very hot and burn you. 294