2011 Lexus IS 350 Owners Manual - Page 409

419

4-3. Do-it-yourself maintenance

4

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Checking 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 “Owner's

Manual Supplement/Scheduled Maintenance”.)

■

If air flow from the vents decreases dramatically

The filter may be clogged. Check the filter and replace if necessary.

■

Cleaning method

If the filter is dirty, clean by blow-

ing compressed air through the

filter from the downward side.

Hold the air gun 2 in. (5 cm)

from the filter and blow for

approximately 2 minutes at

72 psi (500 kPa, 5.0 kgf/cm

2

or bar).

If it is not available, have the

filter cleaned by your Lexus

dealer.

■

Replacement method

Remove the air conditioning fil-

ter from the filter case and

replace it with a new one.

The “

↑

UP” marks shown on the

filter and the filter case should

be pointing up.