Lexus 2013 IS250C Owner's Manual page 247

Adjusting the position of and opening and closing the air outlets
Front outlets (center)
Front outlets (right and left side)
3-1. Using the air conditioning system and defogger
Direct air flow to the left or right,
up or down
Turn the knob to open or close
the vent
Direct air flow to the left or right,
up or down
Turn the knob to open or close
the vent
3
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