Undo the circular clip on the air intake - use a 7mm socket or Phillips screwdriver
Now you can release the air intake
Undo the four Phillips retaining fixings
Carefully lift away the air filter box
View of the air filter cover
Clean off any debris on the surface of the filter. Replace with new filter if heavily contaminated
Check air filter box for debris. Clean if required. Replace air filter
Reassemble the air filter housing
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