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How to Reset the Service Light on a Mercedes C-Class W203

Model: Mercedes Classe C W203 - Years 2000-2007
Part: Service warning light

In this mini guide, you will learn how to quickly and easily reset the service light (or maintenance light) on a Mercedes C-Class W203. This is a very intuitive procedure and does not require the intervention of an expert. First, make sure all doors are securely closed and the car is turned off. Then, turn the ignition on and navigate through the menu using the directional arrows located on the left side of the steering wheel. Once you find the maintenance option for the vehicle, locate the small button on the left side of the dashboard and hold it down for a few seconds. After the reset is complete, release it and turn off the ignition.

Updated on 10 May 2026 by ScegliAuto

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