2011 Toyota Highlander Owners Manual - Page 278
2011 Toyota Highlander Manual
Page 278 highlights
3-1. Using the air conditioning system and defogger Adjusting the position of and opening and closing the air outlets Front center outlets Direct air flow to the left or right, up or down. Front side outlets Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. Rear center outlets (vehicles without rear air conditioning system) Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. 252