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How to Reset the Service in the Mercedes M-Class?

Model: Mercedes Classe M W166 - Years 2011-2018
Part: Service warning light

In this tutorial, we will see how to reset the service in the Mercedes M-Class, a very simple and quick operation to perform only after completing all scheduled maintenance tasks. First, go inside the cabin, then insert the key and turn on the instrument panel. Next, navigate to the screen showing the odometer, hold down both the call button and the "OK" button, and in the menu that appears, select "ASSYST PLUS". Now, enter "Full Service" and perform the reset by selecting "Confirm Service".

Posted on 13 February 2026 by ScegliAuto

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How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

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