Facing problems on your vehicle is extremely annoying, furthermore the financial aspect that these concerns signify, one must also add the time lost with a non-functional BMW 7 Series and the time spent to detect and fix the malfunction. Nevertheless, some problems are less significant than others, which is not to say that they do not worry us. In this article we are going to take a look at a problem that can occur to all of us, feeling vibrations at acceleration on BMW 7 Series. This problem can oftentimes be difficult to perceive but it must be dealt with. We will consequently begin our content with the origins of these vibrations on BMW 7 Series, then, with the answers you have to reduce or stop these tremors.

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Why does my BMW 7 Series make vibrations when accelerating?

So let’s begin our content with the origins of this type of problem on your car. You should already know that an engine, specifically if it is ancient or if it has been driven a lot, can naturally vibrate without being a problem behind it. Large diesel engines, specifically those with a lot of torque, can provoke this form of discomfort, both at idle and when accelerating.

I feel vibrations on my BMW 7 Series only when accelerating

Let’s take the most interesting case for us in this content. The simple fact that you suffer trembling on your BMW 7 Series during your acceleration phases, in this scenario you will have to verify the state of different parts because a good number of elements can be at the origin of these vibrations and regardless if you are unfortunate a mix of several of them may also be possible, here is the list of parts that can be concerned.

  • Turbo: If the turbo of your BMW 7 Series is faulty, it may provoke vibrations that you will feel when you accelerate at the moment it is turned on.
  • The turbo pressure sensor: This sensor will manage the pressure exerted in the turbo of your car, if it fails it may affect the performance of your turbo and bring about vibrations that you may experience during acceleration of your BMW 7 Series.

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  • If the turbo is punctured or harmed, the effect will be the same, the power supply of your turbo will be disturbed and its performance too. Remember to visually verify their state.

I’m getting vibrations on my BMW 7 Series at acceleration and deceleration

We will now concentrate on the situation where you experience vibrations on your BMW 7 Series when you are accelerating but also when you are idling. If you only experience vibrations when you are idling on your BMW 7 Series, please seek advice from our content dedicated to this problem to solve your problem. If, on the other hand, you notice that your BMW 7 Series vibrates when accelerating but also when it is stopped, here is the list of elements to verify:

  • EGR valve: In actual fact this valve which manages the return of exhaust gases for pollution standards can become dirty and disturb the evacuation of exhaust gases which can provoke BMW 7 Series vibrates when accelerating but also when stopped.
  • Injectors: Your injectors that regulating the fuel/air mixture flow may be dirty or damaged, which will release the wrong amount of mixture and thus prevent your engine block from working effectively, it is even possible that one or more of your cylinders are not running properly.
  • Fuel Filter: Like the injectors, if the filter is clogged it will not let the fuel pass properly and therefore disturb the operation of your BMW 7 Series, up to the point of causing vibrations during acceleration.

Here are the most important causes of a BMW 7 Series that vibrates at acceleration

What can I do to stop the vibration when I accelerate on my BMW 7 Series? What can I do?

To finish , in this last section, we will tell you the possibilities available to you to cure these tremors on your car when you accelerate. Here is the best attitude to adopt based on the part that is affected:

  • Turbo: If your turbo starts all these vibrations when you accelerate your BMW 7 Series, it will be good for you to control all the parts connected to it because changing a complete turbo is a big budget and in most cases the problem does not come precisely from the turbo. So make sure you take a look at your turbo pressure sensor, your flowmeter, the EGR valve and the hoses of your turbo. Otherwise take your BMW 7 Series to your garage.
  • EGR valve: The EGR valve has the benefit that it is often times easy to access and simple to take apart/clean. You can always check out it and clean it, for this see our content on cleaning the EGR valve of an BMW 7 Series.
  • Injectors: Injectors are very fragile parts and a few impurities may be enough to disturb their operation. Use a fuel additive to simply clean the injectors, if this is not enough you will have to go to a professional.
  • Fuel Filter: If it is the fuel filter, only replace it. A fuel filter doesn’t clean itself, so if it is clogged you will only have to replace it with a new one.

Now you have all the info you need to discover the origin of the vibrations at acceleration on your BMW 7 Series. If you don’t feel able to do certain procedures don’t hesitate to go to your technician.

If you wish more tutorials on the BMW 7 Series, go to our BMW 7 Series category.