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How to Replace the Fuel Filter on a Citroen C4?

Model: Citroen C4 MK 1 - Years 2004-2010
Part: Diesel fuel filter

In this tutorial, you will see how to replace the diesel filter on a Citroen C4, a very simple operation. First, wait for the engine to cool completely, then open the bonnet, remove the plastic cover, and detach the intake manifold from the air filter and turbo. Once done, locate the filter housing situated between the engine and the battery, then disconnect the connector and the two diesel pipes. At this point, you can remove the housing by unlocking the side clip, extract the old filter, and fit the replacement by following the reverse procedure.

Updated on 23 July 2026 by ScegliAuto

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by ScegliAuto

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