How often: every 21,000 mi or 2 yrs, whichever comes first. A blocked filter weakens the blower and mists the windows.
Work safely: support the vehicle on axle stands, never a jack alone; let it cool first. Check figures against your workshop manual. You do this work at your own risk.
Parts
Pollen filter LR161566
Tools
Trim tools
Step by step
Find the filter (behind the glovebox or under the scuttle panel, depending on model).
Note the airflow arrow, fit the new one the same way.
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