2007 Lexus ES 350 Owners Manual - Page 322

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4-3. Do-it-yourself maintenance

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Changing interval

Inspect and replace the air conditioning filter according to the maintenance sched-

ule. In dusty areas or areas with heavy traffic flow, early replacement may be

required. (For scheduled maintenance information, please refer to the “Warranty

and Services Guide/Owner's Manual Supplement/Scheduled Maintenance".)

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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.