Having a problem with your motor vehicle is traditional, because unfortunately recent vehicles are more and more difficult and therefore be subject to more and more possible breakdowns. In this article we’re going to try to help you to solve an injection problem on your Mercedes Benz GL Class . This is a problem that is particularly irritating because it can ultimately bring your car to non starting or broken engine. To get this done, first we will discover how injection works, then, what are the different problems that can exist on a Mercedes Benz GL Class injectors , and finally, how to solve them.

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What is the intent of the injection of a Mercedes Benz GL Class?

So we commence our content page by promptly detailing how an injection system works so that you have all the info you need to discover the failures associated with it. < br>
The injection system of a Mercedes Benz GL Class controls the fuel intake into the engine , it replaces the old carburettors. It has the advantage to be far more precise and to come, under pressure, to release the fuel in the engine. The injection pump takes care of pressurizing the fuel and transferring it to the injectors, and the injectors will relieve the fuel in the form of micro-drops into the cylinders of your Mercedes Benz GL Class. The advantage of fuel injection is to have a much more precise dosage than a carburettor and to enable a better air/fuel mixture and therefore a better combustion.

What are the different injection problems on Mercedes Benz GL Class?

Now in this second component, we are going to discover the different injection problems and their symptoms that you might face on your Mercedes Benz GL Class .

Injection pump problems Mercedes Benz GL Class

To begin, we will discover the injection pump problems on your Mercedes Benz GL Class, there are not many of them, they are quite often recurrent but we will outline them below:

  • Electronic problem of the high pressure pump: If you have an electronic problem, the pressure in your injection system might be too high or too low which will bring about a bad air/fuel mixture and therefore a bad combustion and thus alter the behavior of the engine of your Mercedes Benz GL Class.
  • Leakage from the injection pump of your Mercedes Benz GL Class: If you have a significant leakage problem, the end result will be much the same as if you have a lack of pressure, you will not have enough pressure and therefore the combustion of your fuel will not be good

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Concerning the outcomes and symptoms of a fuel pump problem on a Mercedes Benz GL Class , you will certainly experience, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Mercedes Benz GL Class

Now we move on to the injector problems on Mercedes Benz GL Class . Injectors are the end of your injection system, here are the different problems you might encounter:

  • Dirty Mercedes Benz GL Class injectors: This can happen because of poor fuel quality, they will let less fuel through or more if they are totally clogged. So you will probably have one or more cylinders that are not working properly.
  • Leaky Mercedes Benz GL Class injector: It’s quite often at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Mercedes Benz GL Class HS: This is the circumstance when your injectors are totally clogged or when you have an electronic problem, it will not let anything go.

Regarding the symptoms of injector problems on your Mercedes Benz GL Class it is about the same as for a defective injection pump. You might experience problems with starting, throttle response, power loss, and smoke emission.

How to fix an injection problem on a Mercedes Benz GL Class?

To finish our content page on the injection problems on Mercedes Benz GL Class , we will try to give you the solutions that exist to solve these problems.
If after a precise investigation it’s your injection pump that is the reason of your problems, it will unfortunately be very complicated to intervene on the problem without changing the component, this change quite often goes with the replacement of the injectors, and sometimes the tank, it will take between 2000 and 3000 euros for the whole, try to get several diagnostics and estimates before starting any repair.
Concerning a problem with an injector there are various solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Mercedes Benz GL Class, do not be reluctant to seek advice from our content page on this subject to get the procedure. If it doesn’t work, you will have to change them.
  • Leaky injector: The replace and the purchase of a joint kit will only cost you a few tens of euros, but you still need to have the ability to replace it, do not hesitate to seek advice from our content page on the injectors that leak on Mercedes Benz GL Class, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is damaged or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.

If you wish more tutorials on the Mercedes Benz GL Class, go to our Mercedes Benz GL Class category.