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How to Clean the Injectors on a Mercedes B-Class

Model: Mercedes Classe B MK 1, W245 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011
Part: Fuel injectors

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Video tutorial

In this video, we will show you how to clean the injectors on a Mercedes B-Class. Lift the bonnet and secure it with the prop, then disconnect the fuel supply hose that leads to the injectors.

Connect the pressure gauge and cleaning kit to the fuel supply pipes; start running the cleaning fluid from the canister through the injector fuel lines (repeat this process several times). Disconnect everything and start the engine.

Refit the fuel line leading to the injectors after cleaning them of any dirt and deposits.


Updated on 2 March 2026 by ScegliAuto


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by ScegliAuto

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