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

Model: Mercedes Classe C W203 - Years: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Part: Service warning light

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Video tutorial

Let's see how to reset the service light on a Mercedes-Benz C-Class in the W203 version: first, get in the car and close all four doors. Then, insert the key into the ignition and turn it on, but do not start the engine.

Use the turn signals to navigate through the vehicle's menu until you reach the "Maintenance" option. Now, press and hold the reset button located on the right side of the instrument cluster.

Hold it for about 15 to 20 seconds. You will hear a "beep" when the system asks if you want to reset the maintenance interval.

Just keep holding the reset button, and the interval will reset automatically. That's it.


Updated on 17 August 2026 by ScegliAuto


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