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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:
Turn the “ENGINE START STOP” switch to IGNITION ON mode.
Press and hold (on the air conditioning panel) for 4 seconds or
more.
A buzzer will sound to indicate that the maintenance data has been successfully
reset.
■ Rear air conditioning filter (if equipped)
If it is necessary to clean or replace the filter, contact your Lexus dealer.
■ Climate control seat filter
On vehicles with climate control seats, filters are installed in the seats. When it is
necessary to clean or replace the filters, contact your Lexus dealer.
■ 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.
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