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How to Access the External Fuse Box of the Mercedes Classe B

Model: Mercedes Classe B MK 2, W246 - Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Fuse box

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Video tutorial

These brief steps will show you the indications regarding the positioning and diagram of the external fuse box of the Mercedes Classe B. First, open the vehicle's bonnet and start removing the plastic cover found at the top right of the engine compartment, thus accessing the main fuse box and relays; usually, inside the cover, you will find the fuse diagram, which is also available in the vehicle's user manual.

The tables contain all the technical data that will be useful for any replacements (you will find the codes and ampere values).


Posted on 11 April 2026 by ScegliAuto


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by ScegliAuto

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