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Frequently asked questions about cars and motorcycles

How to Reset the Maintenance Light on the Mercedes-Benz C-Class W205

Model: Mercedes Classe C W205 - Years 2014-2021
Part: Warning light – error code

To reset the maintenance light on the Mercedes-Benz C-Class W205, you need to access the secret menu of the car. Although it may seem complicated and difficult to perform without the help of an expert, it is actually very simple and quick. Once you turn on the ignition, press and hold the black button and the "Back" button located on the left side of the steering wheel simultaneously. As soon as the secret menu appears, enter it and select the "Assyst Plus" option. Click on the option that allows you to reset the service, choose the type of oil you are using, and finally, confirm the reset.

Updated on 15 May 2026 by ScegliAuto

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