2008 Toyota Yaris Owners Manual - Page 301

4-3. Do-it-yourself maintenance Pull out the filter. Rotate the filter to remove it. n Installing method Set a new filter. The "↑UP" marks shown on the filter should be pointing up. Rotate the filter. Push in the filter. 4 Maintenance and care n 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".) n If air flow from the vents decreases dramatically The filter may be clogged. Check the filter and replace if necessary. 265