Toyota 2015 Corolla Owner's Manual page 435

462
7-3. Do-it-yourself maintenance
Replacement method
■
Remove the air conditioning filter
and replace it with a new one.
The " UP" marks shown on the fil-
ter 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
"Schedule maintenance guide" or "Owner's Manual Supplement".)
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.
COROLLA_TMMMS_TMMC_U (OM12F00U)