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How do you reset the Service light on the Mercedes S-Class?

Model: Mercedes Classe S W221, MK 5 - Years 2005-2013
Part: Service warning light

The Service indicator on the instrument panel of the Mercedes S-Class can be completely removed by turning on the display, inserting the key into the corresponding ignition block: once the panel is activated, you can press and hold the OK and call answer buttons. Then a menu will appear, from which you will need to choose the "ASSYST PLUS" option: then you can select "Service complete", "Service two" and "Full service". This way the Service indicator will be cleared and you can check when the next service will be due on the instrument panel.

Posted on 15 October 2025 by ScegliAuto

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How to Connect the Cables to the Battery of the Citroen Xsara Picasso?

In this tutorial, you will see how to connect the cables to the battery of the Citroen Xsara Picasso, useful if you need to recharge it or perform an emergency start. First, ensure the key is not inserted, then open the bonnet and move to the front of the left headlamp. Next, locate the bolt just behind the filter box and connect the positive terminal clamp to it. Now you can connect the negative terminal to any point on the chassis, such as the indicated point. Once the operation is complete, ensure you disconnect the negative first and then the positive.

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