Some problems on our vehicles seem insignificant but can be annoying, such as a window that no longer goes down. Others, even if they are not severe, will prevent you from using your car in a normal way, such as having a flat tire or having the fuel cap of your Audi A3 stuck. You will not anymore be capable to fill your tank and therefore eventually not be able to use your automobile. It is exactly for this simple reason that we have written this article to help you find a rapid remedy to your fuel cap issue so that you can use your car normally. To achieve this, we will first try to understand why the fuel cap of your Audi A3 is blocked, and then, how to unblock it.

fuel-cap-stuck-audi-a3

Why is the fuel cap on my Audi A3 stuck?

So let’s begin our article with the origins of your tank cap problem on Audi A3. We will try to describe you the different causes of a blockage of this one.

Fuel tank cap with locker stuck on my Audi A3

In the event that your car is outfitted with a tank cap with lock you will be in the most difficult situation, because the locks of these caps can get gripped with time and prevent 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 Audi A3.

Conventional fuel cap stuck on my Audi A3

Second case, and the most simple, in the event of a classic tank cap that has no lock and is generally protected by a closed fuel door, if you have blocking problems on this sort of cap, it is mostly 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 Audi A3?

Second section of our article, we will try to give you the different solutions to get rid of your fuel cap stuck on your Audi A3 and allow you to put petrol in your car. If you suffering a fuel trap blocked on your Audi A3, do not be reluctant to browse our article on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Audi A3

First option and the one you should consider first. You have the option to unseal your stuck fuel cap, to get this done you will need to use a WD40 anti-seize type product to lubricate the barrel of your cap. Don’t be reluctant to put some in quantity and wait a couple of minutes for it to take effect, and try once again to open the fuel cap of your Audi A3. If it does not function, replicate the procedure and let it work longer.

Use the duplicate key to unlock the fuel tank lock of your Audi A3

As a second solution, you can try to use your spare key, which traditionally being much less employed should more easily unlock the lock on the tank cap of your Audi A3. This may seem obvious but in certain cases it all comes down to small details. No matter the reason, if you have managed to open your tank, we suggest you to buy a new tank cap to avoid getting stuck in this scenario again.

Shake the key while trying to open the tank of your Audi A3

To finish , last alternative, you can try to play the key in the lock of the fuel cap of your Audi A3 to facilitate the opening of it. In fact, if the cylinder is a little seized up or broken, it will unlock more easily by moving the key in different axes simultaneously as you try to rotate it.

Whenever you have any further questions about the Audi A3, do not hesitate to consult our Audi A3 category.