We continue our series of web content on what can get stuck on your car. After discovering why your fuel flap or hood could get stuck, in this article we’ll take a look at why the key is stuck in your smart forfour ignition . Specially irritating, having a stuck ignition cylinder will prevent you from starting and therefore from utilising your car. We will so do everything we can to help you solve this problem as soon as possible. To achieve this, first, we will show you to you what the ignition of your motor vehicle is used for, then in a second time, why the ignition barrel of your smart forfour is stuck? And, finally, how to unblock the key stuck in your smart forfour ignition.

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What’s the purpose of my smart forfour’s ignition lock?

The ignition lock of your smart forfour is a secureness feature. Its purpose is to protect your car from theft attempts. It is situated on the steering column of your car, created in 1931 by Abram Neiman. Its purpose is to prevent your smart forfour from starting by blocking the steering and the steering lock if it does not identify your car key. It is closely related to the starter switch which will incorporate the key lock and an electric switch. There is a tendency to confuse the starter switch and the neiman, and when we talk about blocked neiman we often refer to a key that does not turn or does not turn well in the cylinder of the lock of your car.

Why is the key stuck in your smart forfour ignition?

Now it’s time to show you to you why the key is stuck in your smart forfour ignition cylinder . Now that we’ve described what the ignition is, it’s time to identify why it’s stuck. If it is the steering wheel of your smart forfour that is blocked, do not think twice to read our content on this matter. A neiman is not a wearing part that you change frequently but time has an influence on it and it can occur that you have to change it due to normal wear and tear. On this website are the different reasons of a ignition that locks on smart forfour :

  • Regular wear and tear on the ignition barrel of your smart forfour : As we said earlier, with time, the components of the neiman can become seized up, or become filled with dust or small particles from the outside that will prevent it from working effectively. In this case, you should feel problems inserting and turning the key before it locks completely.
  • An element of the ignition of your smart forfour that fails: In the same logic, an element of the neiman can fail. As we explained in introduction, when we speak about the neiman we tend to include, the cylinder, the lock and the starter switch, if one of these parts is defective, the neiman will not let the key turn in the cylinder of the lock
  • Someone forced too much on the ignition barrel of your smart forfour: At last, last possibility, and it’s more or less logical, if someone forced too much on the neiman in unlocking the steering wheel of your car before, he may have twisted internal components and thus broken the neiman of it.

How do I unlock the key stuck in my smart forfour ignition barrel?

We now move on to the solutions available to you for resolving a key stuck in your smart forfour ignition . Depending to the source of your problem the solutions will not be similar, find them down below:

  • Ignition barrel blocked due to a twisted key: If your key is twisted, it is logical that your neiman will not unblock. Try softly with a mallet to straighten your key, if you can’t do it, use the copy of your key.
  • Ignition cylinder If the neiman of your smart forfour is clogged due to impurities : Use a WD40 type degreaser and let it work for a few moments, it should unblock the neiman of your smart forfour.
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  • If your key is stuck in your ignition due to a defective element: If finally it is due to an internal element that your ignition lock is no longer unblocked you will unfortunately have to change the whole block (electronic switch, lock cylinder, neiman), we advise you to go to a expert who will as well have to give you a new key to start your smart forfour.

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If you need more tutorials on the smart forfour, go to our smart forfour category.