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How to replace the diesel filter in the Mazda CX-3?

Model: Mazda Cx 3 MK 1 - Years 2015-2023
Part: Diesel fuel filter

Replacing the diesel filter in the Mazda CX-3 is a very simple and quick operation; let's see how to proceed in this tutorial. First, ensure that the engine is sufficiently cool, then open the bonnet and locate the filter in question, positioned to your left. Next, disconnect the two connectors above it, undo the first fastening bolt with a 13mm socket, and then with a 10mm socket, undo the second bolt. At this point, remove the entire support, disconnect the pipes, and proceed with fitting the replacement.

Updated on 15 July 2026 by ScegliAuto

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