Checking Interval; If Air Flow From The Vents Decreases Dramatically - Toyota Land Cruiser Prado Owner's Manual

4-3. Do-it-yourself maintenance
STEP 5
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Checking interval

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 "War-
ranty and Service Booklet".)
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If air flow from the vents decreases dramatically

The filter may be clogged. Check the filter and replace if necessary.
NOTICE
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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.
500
Replace it with a new one.
The "↑UP" marks shown on
the filter should be pointing up.