Some complications on our vehicles seem trivial but can be troublesome, such as a window that no longer goes down. Others, even if they are not major, will obstruct you from using your car in a normal way, such as having a flat tire or having the fuel cap of your Peugeot 407 stuck. You will no more have the capacity to fill your tank and therefore ultimately not be able to use your vehicle. It is precisely for this simple reason that we have made this content to enable you find a rapid answer to your fuel cap trouble so that you can use your car normally. To perform this, we will first try to understand why the fuel cap of your Peugeot 407 is blocked, and secondly, how to unblock it.

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Why is the fuel cap on my Peugeot 407 stuck?

So let’s commence our content with the origins of your tank cap problem on Peugeot 407. We will try to tell you the different motives of a blockage of this one.

Fuel tank cap with locker stuck on my Peugeot 407

In case your car is equipped with a tank cap with lock you will be in the most delicate condition, 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 Peugeot 407.

Conventional fuel cap stuck on my Peugeot 407

Second reason, and the easiest, in the event that 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 generally only connected to a cap that has not been closed in the axis and the thread of the latter is as a result blocked.
<2>How do I unlock the fuel cap on my Peugeot 407?

Second part of our content, we will try to give you the different possibilities to get rid of your fuel cap stuck on your Peugeot 407 and let you to put petrol in your car. If you encoutering a fuel trap blocked on your Peugeot 407, 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 Peugeot 407

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 be reluctant to put some in quantity and wait several minutes for it to take effect, and try once again to open the fuel cap of your Peugeot 407. If it does not work, replicate the process and let it work for a longer period.

Use the duplicate key to unlock the fuel tank lock of your Peugeot 407

As a second option, you can try to use your spare key, which often being much less employed should more easily unlock the lock on the tank cap of your Peugeot 407. This may seem obvious but sometimes 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 condition again.

Shake the key while trying to open the tank of your Peugeot 407

To finish , last alternative, you can try to play the key in the lock of the fuel cap of your Peugeot 407 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 simultaneously as you try to rotate it.

To find more tips on the Peugeot 407, take a look at the Peugeot 407 category.