air filter lexus LS400 1999 Comfort Adjustment / LEXUS 1999 LS400 OWNER'S MANUAL (OM50514U)

AIR CONDITIONING AND AUDIO
228
CAUTION
Do not use the ºFRONT WINDSHIELDº button during
cooled air operation in extremely humid weather. The
difference between the temperature of the outside air
and that of the windshield could cause the outer surface
of the windshield to fog up blocking your vision.
When you turn the ignition switch on after the removal
and installation of the battery terminal, the indicator light
may flash and the operating sound of the motor may be
heard. This does not indicate a malfunction.
You may hear the operating sound of the motor about 70
seconds after the ignition switch is turned off. This is not
also a malfunction.(c) Air filter
The air filter may clog after long use and reduce air flow.
You can inspect the filter easily.
When you inspect and replace the air filter, be sure to
turn off the fan.
21L010
1. Open the glove box and remove the two covers.

AIR CONDITIONING AND AUDIO
229
21L011
2. Take out the air filter.
Inspect the lower surface of the filter. If it is just
moderately dusty, it may be cleaned by blowing
compressed air from the lower surface. Do not wash or
oil the filter.
If it is dirty, it should be replaced. To maintain the air
conditioning efficiency, replace the air filter according to
the maintenance schedule. (For scheduled
maintenance information, please refer to the separate
ºOwner's Manual Supplement/Maintenance
Scheduleº.)
NOTICE
Do not drive with the air filter removed, or the efficiency of air conditioning may be lost.