Lexus LS460 2011 Owner's Manual page 695

4-3. Do-it-yourself maintenance

Changing interval for the front air conditioning filter
Inspect and replace the air conditioning filter when a message is appeared
on the multi-information display. In dusty areas or areas with heavy traffic
flow, early replacement may be required.

If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.

After changing the air conditioning filter
The air conditioning filter maintenance data should be reset. Perform the
following procedures:
STEP 1
Turn the "ENGINE START STOP" switch to IGNITION ON
mode.
STEP 2
Press and hold
or more.
A buzzer will sound to indicate that the maintenance data has been success-
fully reset.

Rear air conditioning filter (if equipped)
If it is necessary to clean or replace the filter, contact with any authorized
Lexus dealer or repairer, or another duly qualified professional.

Climate control seat filter
Filters are installed in the seats. When it is necessary to clean or replace the
filters, contact with any authorized Lexus dealer or repairer, or another duly
qualified professional.
NOTICE

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.
660
LS460_EE
(on the air conditioning panel) for 4 seconds