2010 Toyota 4Runner Owners Manual - Page 327
2010 Toyota 4Runner Manual
Page 327 highlights
3-1. Using the air conditioning system and defogger Air flows to the upper body and feet. CTH31AS010 Air flows to the feet. 3 Interior features CTH31AS011 Air flows to the feet and the windshield defogger operates. The air intake is automatically switched to outside air mode. CTH31AS012 305