2012 Toyota Sequoia Owners Manual - Page 308
2012 Toyota Sequoia Manual
Page 308 highlights
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 ∗ These features are used to defog the rear window, and to remove raindrops, dew and frost from the outside rear view mirrors. 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.