Toyota TUNDRA Manual page 514

514
7-3. Do-it-yourself maintenance
5
Remove the filter cover.
6
Pull the filter out of the filter out-
let.
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
"Scheduled 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.