Lexus RC350 Owner's Manual page 537

Remove the air conditioning filter
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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.
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.
7-3. Do-it-yourself maintenance
537
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