2011 Toyota Prius Owners Manual - Page 324

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 Clear the rear window using the defogger. (Turning the rear window defogger on will turn the outside rear view mirror defoggers on. The outside rear view mirror defoggers are used to remove raindrops, dew and frost from the outside rear view mirrors.) (vehicles with mirror defoggers) The defoggers will automatically turn off after approximately 15 minutes. Pressing the switch again also turns the rear window defogger off. 300 PRIUS_U (OM47685U) DVD