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How to Reset the AdBlue Light on a Mercedes C-Class?

Model: Mercedes Classe C W206 - Years 2021-2026
Part: AdBlue warning light

To reset the AdBlue light on a Mercedes C-Class, you often just need to refill the additive fluid: the light turns on when the level of this fluid in the tank is low. To refill, open the fuel door to locate the blue cap next to the gasoline tank cap. Once you remove the AdBlue cap, you can refill it; if the light remains on, there may be damage to the system, and it is advisable to consult a shop.

Updated on 3 July 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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