Having a problem with your motor vehicle is traditional, because sadly recent vehicles are more and more difficult and therefore exposed to more and more possible breakdowns. Today we’re going to try to help you to fix an injection problem on your Mercedes Benz GLS Class . This is a problem that is especially frustrating because it can eventually bring your vehicle to non starting or damaged engine. To do this, first we will see how injection functions, then, what are the different problems that can exist on a Mercedes Benz GLS Class injectors , and finally, how to fix them.

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What is the aim of the injection of a Mercedes Benz GLS Class?

So we commence our article by promptly explaining how an injection system functions so that you have all the information you need to understand the failures connected with it. < br>
The injection system of a Mercedes Benz GLS Class handles the fuel intake into the engine , it replaces the old carburettors. It has the benefit to be much 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 release the fuel in the form of micro-drops into the cylinders of your Mercedes Benz GLS Class. The benefit of fuel injection is to have a much more precise dosage than a carburettor and to allow a better air/fuel mixture and therefore a better combustion.

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

Now in this second component, we are going to see the different injection problems and their manifestations that you may possibly come across on your Mercedes Benz GLS Class .

Injection pump problems Mercedes Benz GLS Class

To begin, we will see the injection pump problems on your Mercedes Benz GLS Class, there are not many of them, they are generally frequent but we will detail them down 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 performance of the engine of your Mercedes Benz GLS Class.
  • Leakage from the injection pump of your Mercedes Benz GLS Class: If you have a major 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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Regarding the outcomes and manifestations of a fuel pump problem on a Mercedes Benz GLS Class , you will certainly feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Mercedes Benz GLS Class

Now we proceed to the injector problems on Mercedes Benz GLS Class . Injectors are the end of your injection system, here are the different problems you may possibly encounter:

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

Regarding the signs of illness of injector problems on your Mercedes Benz GLS Class it is about the same as for a faulty injection pump. You may possibly encounter problems with starting, throttle response, power loss, and smoke emission.

How to solve an injection problem on a Mercedes Benz GLS Class?

To conclude our content page on the injection problems on Mercedes Benz GLS Class , we will try to give you the solutions that exist to fix these problems.
If after a precise diagnosis it’s your injection pump that is the cause of your problems, it will sadly be very difficult to intervene on the trouble without replacing the component, this change generally goes with the replacement of the injectors, and occasionally the tank, it will take between 2000 and 3000 euros for the whole, try to get several diagnostics and estimates before starting any repair.
Regarding a problem with an injector there are various solutions depending on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Mercedes Benz GLS Class, do not hesitate to consult our article on this subject to get the process. If it doesn’t work, you will have to replace them.
  • Leaky injector: The change 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 change it, do not hesitate to consult our article on the injectors that leak on Mercedes Benz GLS Class, to have all the solutions available to you.
  • Injector HS: Finally, last remedy, your injector is damaged or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.

If perhaps you have any further questions about the Mercedes Benz GLS Class, do not hesitate to consult our Mercedes Benz GLS Class category.