2012 Toyota Highlander Owners Manual - Page 264

3-1. Using the air conditioning system and defogger Defogging the windshield Press . The air conditioning system operates automatically. 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. 290