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  2. Mercedes
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  3. Classe B
    4. : How to replace the battery of the key of the Mercedes Class B W246

Mercedes Classe B - Video tutorial

Model: Mercedes Classe B W246, MK 2 - Years 2011-2019
Part: Key
Operation: How to replace the battery of the key of the Mercedes Class B W246

In the following guide, we will discover all the necessary steps to successfully complete the replacement of the battery located inside the key of your Mercedes Class B W246 (year 2011-2019). First of all, make sure you have a new compatible battery available, then remove the physical emergency key by pressing the small button located on the back cover. Once you have done this, remove the back cover and remove the battery holder. Finally, replace the old battery with the new one and you are done.


Posted on 28 March 2024 by ScegliAuto

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How to open the bonnet of the Volkswagen Polo

Let's see in this short and simple guide the instructions that will allow us to open the bonnet of the Volkswagen Polo. First of all we open the front door, on the driver's side, and start pulling the opening lever of the engine hood, in order to open the lock; then let's move to the front of the vehicle and unhook the tab that we find on the central part, above the manufacturer's emblem, as shown in the video. At this point we block the bonnet with the lateral rod; then we accompany the bonnet down to close it again!

Watch the video!


by ScegliAuto

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