Some problems on our cars seem insignificant but can be annoying, such as a window that no longer goes down. Others, regardless if they are not dangerous, will prevent you from using your car in a usual way, such as having a flat tire or having the fuel cap of your Fiat 500 stuck. You will not anymore have the ability 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 written this article to enable you find a quick remedy to your fuel cap issue so that you can use your car normally. To accomplish this, we will first try to understand why the fuel cap of your Fiat 500 is blocked, and then, how to unblock it.


Why is the fuel cap on my Fiat 500 stuck?

So let’s commence our article with the origins of your tank cap problem on Fiat 500. We will try to present you the different causes of a blockage of this one.

Fuel tank cap with locker stuck on my Fiat 500

If 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 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 responds to the key of your Fiat 500.

Conventional fuel cap stuck on my Fiat 500

Second case, and the least difficult, in the event of a classic tank cap that has no lock and is normally protected by a closed fuel door, if you have blocking problems on this sort of cap, it is frequently only connected 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 Fiat 500?

Second part of our article, we will try to give you the different solutions to get rid of your fuel cap stuck on your Fiat 500 and let you to put petrol in your car. If you suffering a fuel trap blocked on your Fiat 500, do not hesitate to read our article on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Fiat 500

First option and the one you should reflect on first. You have the possibility 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 few minutes for it to take effect, and try again to open the fuel cap of your Fiat 500. 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 Fiat 500

As a second solution, you can try to use your spare key, which traditionally being much less utilized should more easily unlock the lock on the tank cap of your Fiat 500. This may seem obvious but in some cases it all comes down to small details. In any case, if you have been able to open your tank, we advise you to buy a new tank cap to avoid getting stuck in this situation again.

Shake the key while trying to open the tank of your Fiat 500

To finish , last solution, you can try to play the key in the lock of the fuel cap of your Fiat 500 to facilitate the opening of it. In fact, if the cylinder is a little seized up or damaged, it will unlock quicker by moving the key in different axes simultaneously as you try to rotate it.

In the event that you have any further questions about the Fiat 500, do not hesitate to consult our Fiat 500 category.