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How to Replace the Cabin Filter in a Smart Fortwo 451

Model: Smart Smart 451 - Years 2007-2015
Part: Cabin air filter

In this new mini guide dedicated to your Smart Fortwo 451 (2007-2015), you will find all the necessary steps to independently replace the cabin air filter. First, enter the car and turn it off completely if you haven't already. Next, move to the pedal area and locate the box containing the cabin air filter on the right side. At this point, remove the box cover by hand and replace the existing filter with a new compatible model. Finally, reattach the cover.

Updated on 7 August 2026 by ScegliAuto

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by ScegliAuto

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