2011 Toyota Prius Owners Manual - Page 307

3-1. Using the air conditioning system and defogger Mainly air flows to the feet. Air flows to the feet and the windshield defogger operates. 3 Interior features n Switching between outside air and recirculated air modes Press . (recycles air inside the vehicle) The modes switches between and (introduces air from outside the vehicle) modes each time the button is pressed. 283 PRIUS_U (OM47685U) DVD