2009 Toyota 4Runner Owners Manual - Page 263

3 -1 . U sing t he a ir c ondit ioning syst e m a nd de fogge r Rear w indow and outside rear view mirror defoggers (if equipped) Clear the rear window using the defogger. On/off Press the button to turn on the rear window defogger. The indicator will come on. The defoggers will automatically turn off after approximately 15 minutes. Pressing the button again also turns the defoggers off. n The rear window and outside rear view mirror defoggers can be operated when The engine switch is in the ON position. n Outside rear view mirror defoggers (vehicles with outside rear view mirror defoggers) Turning the rear window defogger on will turn the outside rear view mirror defoggers on. CAUTION n When the outside rear view mirror defoggers are on (vehicles with outside rear view mirror defoggers) Do not touch the rear view mirror surfaces, as they can become very hot and burn you. 240