Lexus IS350 AWD Owner's Manual page 501

Remove the air conditioning filter
5
from the filter case and replace it
with a new one.
The "UP" marks shown on the filter
and the filter case should be pointing up.
Checking interval
■
Inspect and replace the air conditioning filter according to the maintenance schedule. In
dusty areas or areas with heavy traffic flow, early replacement may be required. (For
scheduled maintenance information, please refer to the "Owner's Manual Supplement"
or "Scheduled Maintenance".)
If air flow from the vents decreases dramatically
■
The filter may be clogged. Check the filter and replace if necessary.
Air conditioning filter with deodorizing function
■
When fragrances are placed in your vehicle, the deodorizing effect may become signifi-
cantly weakened in a short period.
When an air conditioning odor comes out continuously, replace the air conditioning filter.
NOTICE
When using the air conditioning system
■
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause damage to the system.
IS350 AWD/IS350/IS300 AWD/IS300_U
7-3. Do-it-yourself maintenance
501
7