Air conditioning filter
The air conditioning filter must be changed regularly to maintain air conditioning efficiency.
- Removal method
Turn the “ENGINE START STOP” switch off.

Open the glove box and remove the glove box cover.

Remove the filter cover.

Replace the filter with a new one.
The “↑UP” marks shown on the filter should be pointing up.
- 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, refer to the “Warranty and Ser- vices Guide/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.
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.
Test yourself
A quick Lexus GX quiz: every answer comes with an explanation and a link to the manual page.