Lexus 2008 IS250 Owner's Manual page 195

3-1. Using the air conditioning system and defogger
Micro dust and pollen filter
Adjusting the sensitivity of the air intake control in automatic mode (IS350 only)
STEP 1
STEP 2
196
Press .
Outside air mode switches to
(recirculated air) mode. Pol-
len is removed from the air and the
air flows to the upper part of the
body.
To stop the operation, press
again.
Press for 2 or more sec-
onds.
Press (increase) or (decrease)
on .
From —3 (low) to 3 (high) can be
set.