2008 Toyota Highlander Owners Manual - Page 841

3-1. Using the air conditioning system and defogger Defogging the front windshield Set the air outlet selection dial to position. The air conditioning system control operates automatically. Recirculated air mode may automatically switch to outside air mode. Adjusting the position of and opening and closing the air outlets 3 Center outlets Direct air flow to the left or right, up or down. Interior features Right and left side outlets Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. 245