2009 Toyota Tundra Owners Manual - Page 318
2009 Toyota Tundra Manual
Page 318 highlights
3-1. Using the air conditioning system and defogger Front passenger side outlets Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. Rear outlets (CrewMax models only) Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. 290