Some trouble on our vehicles seem trivial but can be frustrating, such as a window that no longer goes down. Others, even if they are not serious, will obstruct you from using your car in a normal way, such as having a flat tire or having the fuel cap of your Mercedes Classe A 4 stuck. You will no more have the ability to fill your tank and therefore ultimately not be able to use your car. It is exactly for this motive that we have written this content to help you find a rapid answer to your fuel cap issue so that you can use your car normally. To get this done, we will first try to understand why the fuel cap of your Mercedes Classe A 4 is blocked, and then, how to unblock it.


Why is the fuel cap on my Mercedes Classe A 4 stuck?

So let’s commence our content with the origins of your tank cap problem on Mercedes Classe A 4. We will try to tell you the different triggers of a blockage of this one.

Fuel tank cap with locker stuck on my Mercedes Classe A 4

In the event your car is outfitted with a tank cap with lock you will be in the most tricky situation, because the locks of these caps can get gripped with time and restrict you from accessing the entry of your tank. It is also possible that the lock of your tank has twisted and no longer reacts to the key of your Mercedes Classe A 4.

Conventional fuel cap stuck on my Mercedes Classe A 4

Second cause, and the easiest, in the case of a classic tank cap that has no lock and is generally protected by a closed fuel door, if you have blocking trouble on this kind of cap, it is normally only linked to a cap that has not been closed in the axis and the thread of the latter is consequently blocked.
<2>How do I unlock the fuel cap on my Mercedes Classe A 4?

Second section of our content, we will try to give you the different alternatives to get rid of your fuel cap stuck on your Mercedes Classe A 4 and enable you to put petrol in your car. If you encoutering a fuel trap blocked on your Mercedes Classe A 4, do not think twice to have a look at our content on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Mercedes Classe A 4

First option and the one you should reflect on first. You have the opportunity to unseal your stuck fuel cap, to do 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 again to open the fuel cap of your Mercedes Classe A 4. If it does not work, replicate the operation and let it work a bit longer.

Use the duplicate key to unlock the fuel tank lock of your Mercedes Classe A 4

As a second option, you can try to use your spare key, which often being much less used should more easily unlock the lock on the tank cap of your Mercedes Classe A 4. This may seem obvious but sometimes it all comes down to small details. In any case, if you have managed to open your tank, we suggest 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 A 4

To finish , last method, you can try to play the key in the lock of the fuel cap of your Mercedes Classe A 4 to facilitate the opening of it. In reality, if the cylinder is a little seized up or broken, it will unlock quicker by moving the key in different axes at the same time as you try to rotate it.

To find more tips on the Mercedes Classe A 4, take a look at the Mercedes Classe A 4 category.