Some complications on our automobiles seem insignificant but can be frustrating, such as a window that no longer goes down. Others, regardless if they are not serious, will restrict you from using your car in a usual way, such as having a flat tire or having the fuel cap of your Citroen C4 stuck. You will not any longer manage to fill your tank and therefore sooner or later not be able to use your car. It is exactly for this motive that we have written and published this content to help you find a rapid remedy to your fuel cap trouble so that you can use your car normally. To do this, we will first try to understand why the fuel cap of your Citroen C4 is blocked, and then, how to unblock it.


Why is the fuel cap on my Citroen C4 stuck?

So let’s commence our content with the origins of your tank cap problem on Citroen C4. We will try to describe you the different triggers of a blockage of this one.

Fuel tank cap with locker stuck on my Citroen C4

In the event your car is outfitted with a tank cap with lock you will be in the most tricky scenario, because the locks of these caps can get gripped with time and restrict you from being able to access 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 Citroen C4.

Conventional fuel cap stuck on my Citroen C4

Second reason, and the simplest, 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 complications on this type of cap, it is often only related 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 Citroen C4?

Second part of our content, we will try to give you the different alternatives to get rid of your fuel cap stuck on your Citroen C4 and let you to put petrol in your car. If you are victim of a fuel trap blocked on your Citroen C4, do not hesitate to browse our content on this subject to unlock it.

Use some anti-seize agent to unlock your fuel cap of your Citroen C4

First alternative and the one you should reflect on first. You have the opportunity to unseal your stuck fuel cap, to achieve 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 several minutes for it to take effect, and try again to open the fuel cap of your Citroen C4. If it does not work, replicate the operation and let it work for a longer time.

Use the duplicate key to unlock the fuel tank lock of your Citroen C4

As a second solution, you can try to use your spare key, which most of the time being much less employed should more easily unlock the lock on the tank cap of your Citroen C4. This may seem obvious but sometimes it all comes down to small details. No matter the reason, if you have been able to open your tank, we encourage 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 Citroen C4

Finally, last method, you can try to play the key in the lock of the fuel cap of your Citroen C4 to facilitate the opening of it. Indeed, if the cylinder is a little seized up or damaged, it will unlock quicker by moving the key in different axes at the same time as you try to rotate it.

Whenever you have any further questions about the Citroen C4, do not hesitate to consult our Citroen C4 category.