Some trouble on our vehicles seem trivial but can be annoying, such as a window that no longer goes down. Others, regardless if they are not severe, will block you from using your car in a normal way, such as having a flat tire or having the fuel cap of your Mercedes Classe B 2 stuck. You will not anymore be able to fill your tank and therefore sooner or later not be able to use your automobile. It is precisely for this reason that we have made this document to enable you find a quick remedy to your fuel cap problem so that you can use your car normally. To perform this, we will first try to understand why the fuel cap of your Mercedes Classe B 2 is blocked, and secondly, how to unblock it.

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Why is the fuel cap on my Mercedes Classe B 2 stuck?

So let’s commence our document with the origins of your tank cap problem on Mercedes Classe B 2. We will try to present you the different triggers of a blockage of this one.

Fuel tank cap with locker stuck on my Mercedes Classe B 2

In case your car is equipped with a tank cap with lock you will be in the most tricky condition, because the locks of these caps can get gripped with time and stop you from accessing the entrance of your tank. It is as well possible that the lock of your tank has twisted and no longer reacts to the key of your Mercedes Classe B 2.

Conventional fuel cap stuck on my Mercedes Classe B 2

Second case, and the most simple, in the event of a classic tank cap that has no lock and is mostly protected by a closed fuel door, if you have blocking trouble on this type of cap, it is generally only related to a cap that has not been closed in the axis and the thread of the latter is therefore blocked.
<2>How do I unlock the fuel cap on my Mercedes Classe B 2?

Second section of our document, we will try to give you the different solutions to get rid of your fuel cap stuck on your Mercedes Classe B 2 and enable you to put petrol in your car. If you encoutering a fuel trap blocked on your Mercedes Classe B 2, do not hesitate to have a look at our document on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Mercedes Classe B 2

First option and the one you should consider first. You have the opportunity to unseal your stuck fuel cap, to perform this you will need to use a WD40 anti-seize type product to lubricate the barrel of your cap. Don’t hesitate to put some in quantity and wait a few minutes for it to take effect, and try once again to open the fuel cap of your Mercedes Classe B 2. If it does not function, replicate the treatment and let it work for a longer time.

Use the duplicate key to unlock the fuel tank lock of your Mercedes Classe B 2

As a second solution, you can try to use your spare key, which most frequently being much less used should more easily unlock the lock on the tank cap of your Mercedes Classe B 2. This may seem obvious but occasionally it all comes down to small details. In any case, if you have been able to open your tank, we recommend you to buy a new tank cap to avoid getting stuck in this condition again.

Shake the key while trying to open the tank of your Mercedes Classe B 2

To conlude, last method, you can try to play the key in the lock of the fuel cap of your Mercedes Classe B 2 to facilitate the opening of it. Indeed, if the cylinder is a little seized up or destroyed, it will unlock quicker by moving the key in different axes at the same time as you try to rotate it.

In the event that you have any further questions about the Mercedes Classe B 2, do not hesitate to consult our Mercedes Classe B 2 category.