Lexus LS 600h L 2012 Owner's Manual page 353

3-2. Using the air conditioning system and defogger
Adjusting the position and opening and closing the air outlets
Front center outlets
Front side outlets
Rear center outlets (without rear console display)
350
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.
Direct air flow to the left or right,
up or down.
Turn the knob to open or close
the vent.