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How to Replace the Key Battery on the Mercedes-Benz A-Class W176

Model: Mercedes Classe A W176 - Years 2012-2018
Part: Key

Replacing the button battery inside the key of your 2012-2018 Mercedes-Benz A-Class W176 is very simple. By following these steps, you will complete the operation without any difficulty. First, remove the physical emergency key from the cover and then use it to detach the cover itself. Once done, remove the old battery and replace it with a new one (model 2025). Finally, reattach the previously removed back cover correctly and insert the emergency key back inside.

Updated on 10 August 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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