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What does the "service A5" indicator mean and how to reset it on the Mercedes C-Class?

Model: Mercedes Classe C W204 - Years: 2007, 2008, 2009, 2010, 2011, 2012, 2013
Part: Service warning light

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Video tutorial

The information in this guide will show us the meaning of the "service A5" light that appears on the display of the instrument panel of the Mercedes C-Class. The service light with code A5 indicates that various routine maintenance checks are overdue and late by the days shown on the instrument panel; it is important to specify that the types of checks vary from the replacement of the engine oil to the verification of all the liquids present for the correct functioning of the engine and braking system, as shown in the video.

We can reset the light using a diagnostic tool.


Posted on 16 March 2025 by ScegliAuto


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In this tutorial, you can see how to set the time on a Mercedes Vito van, an extremely simple and quick operation, for example, after replacing the battery or after switching to daylight saving time. First, insert the key and turn on the instrument cluster, then repeatedly press the "M" button located to the left of the dashboard until you reach the screen displaying the time in flashing mode. At this point, adjust the hour using the "+" and "-" buttons located on the opposite side, switch to minutes using the "O" button, and finally save the setting.

Watch the video!


by ScegliAuto

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