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How to Reset the AdBlue Warning Light on a Mercedes E-Class?

Model: Mercedes Classe E W212 - Years: 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Part: AdBlue warning light

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Video tutorial

If the AdBlue warning light is on in the instrument cluster of your Mercedes E-Class, it means that the fluid in the emissions system has reached the minimum level and needs to be refilled. This is a very simple and quick operation; let's see how to proceed in this tutorial.

First, purchase a jug of urea from an auto parts store, then ensure the engine is off and open the trunk. Next, lift the floor panel, unscrew the indicated blue cap, and using the hose provided with the jug, add the necessary amount of fluid to reach the maximum level.


Updated on 11 October 2026 by ScegliAuto


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by ScegliAuto

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