2010 Toyota FJ Cruiser Owners Manual - Page 225

3-1. Using the air conditioning system and defogger When the dial is set to , air flows to the feet and the windshield defogger operates. The air intake selector is automatically set to outside air mode. To return the recirculated air mode, press . When the dial is set to , air flows to the windshield and side windows to defog them. The air intake selector is automatically set to outside air mode. In this position, the air intake selector cannot be changed to the recirculated air mode.