We continue our series of articles on what can get stuck on your motor vehicle. After discovering why your fuel flap or hood could get stuck, today we’ll check out why the key is stuck in your Mercedes Classe S ignition . Particularly frustrating, having a stuck ignition cylinder will prevent you from starting and consequently from using your motor vehicle. We will therefore do everything we can to help you solve this issue as soon as possible. To achieve this, first, we will explain to you what the ignition of your car is used for, then in a second time, why the ignition barrel of your Mercedes Classe S is stuck? And, to finish, how to unblock the key stuck in your Mercedes Classe S ignition.

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What’s the goal of my Mercedes Classe S’s ignition lock?

The ignition lock of your Mercedes Classe S is a secureness element. Its purpose is to protect your car from theft tries. It is positioned on the steering column of your motor vehicle, developed in 1931 by Abram Neiman. Its purpose is to prevent your Mercedes Classe S from starting by blocking the steering and the steering lock if it does not recognize your motor vehicle key. It is closely connected to the starter switch which will integrate 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 generally refer to a key that does not turn or does not turn well in the cylinder of the lock of your motor vehicle.

Why is the key stuck in your Mercedes Classe S ignition?

Now it’s time to explain to you why the key is stuck in your Mercedes Classe S ignition cylinder . Now that we’ve defined what the ignition is, it’s time to identify why it’s stuck. If it is the steering wheel of your Mercedes Classe S that is blocked, do not hesitate to have a look at our article on this matter. A neiman is not a wearing part that you replace frequently but time has an influence on it and it can occur that you have to replace it because of regular wear and tear. On this website are the different explanations of a ignition that locks on Mercedes Classe S :

  • Normal wear and tear on the ignition barrel of your Mercedes Classe S : As we explained over, 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 functioning correctly. In such a case, you should experience issue inserting and turning the key before it locks entirely.
  • A component of the ignition of your Mercedes Classe S that breaks down: In the same logic, an element of the neiman can fail. As we described in introduction, when we mention the neiman we often include, the cylinder, the lock and the starter switch, if one of these parts is faulty, the neiman will not let the key turn in the cylinder of the lock
  • Someone forced too much on the ignition barrel of your Mercedes Classe S: At last, last possibility, and it’s more or less rational, if someone forced too much on the neiman in unlocking the steering wheel of your motor vehicle before, he may have twisted internal elements and thus damaged the neiman of it.

How do I unlock the key stuck in my Mercedes Classe S ignition barrel?

We now move on to the solutions available to you for resolving a key stuck in your Mercedes Classe S ignition . Depending to the source of your issue the solutions will not be similar, locate them down below:

  • Ignition barrel blocked because of a twisted key: If your key is twisted, it is obvious that your neiman will not unblock. Try carefully with a mallet to straighten your key, if you can’t do it, use the duplicate of your key.
  • Ignition cylinder If the neiman of your Mercedes Classe S is clogged because of impurities : Use a WD40 type degreaser and let it work for a short while, it should unblock the neiman of your Mercedes Classe S.
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  • If your key is stuck in your ignition because of a faulty element: If finally it is because of an internal element that your ignition lock is no longer unblocked you will regrettably have to replace the whole block (electronic switch, lock cylinder, neiman), we suggest you to go to a specialist who will also have to give you a new key to start your Mercedes Classe S.

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In the event that you have any further questions about the Mercedes Classe S, do not hesitate to consult our Mercedes Classe S category.