Air filter change Mercedes-Benz A-Class 2004 - 2012 | Haynes Manuals
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Air filter location
Undo the circular clip on the air intake - use a screwdriver to do this
Release the air intake
Undo the MAF sensor plug
Undo the 3 Torx-25 retaining fixings
Carefully lift away the air filter box
View of the air filter cover
Air filter in position
Lift out the air filter
Clean off any debris on the surface of the filter. Replace with a new filter if heavily contaminated
Check air filter box for debris. Clean if required. Replace air filter
Reassemble air filter housing