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How to Reset the Service Light on the Mercedes-Benz C-Class

Model: Mercedes Classe C W204 - Years 2007-2013
Part: Service warning light

This article covers the procedure to reset the service light on the Mercedes-Benz C-Class. It is recommended to perform this procedure only after completing the vehicle's service. To start, turn the ignition to position 1. Then, press and hold the phone button and the OK button simultaneously for about 4 seconds. A menu will appear. Use the navigation buttons to scroll through the menu until you find ASSYST PLUS. Select it by pressing the OK button. Next, choose the full service option, then select confirm full service. Now, select the type of oil used for maintenance and confirm twice that you want to reset the light. Finally, restart the instrument cluster. The procedure is now complete.

Updated on 10 September 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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