Having a problem with your motor vehicle is basic, because regrettably recent automobiles are more and more complex and consequently at the mercy of more and more possible breakdowns. In this article we’re going to try to help you to resolve an injection problem on your Mercedes Benz CLA Class . This is a problem that is specially annoying because it can ultimately bring your vehicle to non starting or broken engine. To achieve this, first we will discover how injection works, then, what are the different concerns that can exist on a Mercedes Benz CLA Class injectors , and finally, how to resolve them.

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

So we start our article by promptly detailing how an injection system works so that you have all the information you need to discover the failure connected with it. < br>
The injection system of a Mercedes Benz CLA Class controls the fuel intake into the engine , it replaces the old carburettors. It has the benefit to be far more precise and to come, under pressure, to discharge the fuel in the engine. The injection pump takes care of pressurizing the fuel and transferring it to the injectors, and the injectors will discharge the fuel in the form of micro-drops into the cylinders of your Mercedes Benz CLA Class. The benefit of fuel injection is to have a much more precise dosage than a carburettor and to enable a better air/fuel mixture and consequently a better combustion.

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

Now in this second part, we are going to discover the different injection problems and their signs of illness that you might confront on your Mercedes Benz CLA Class .

Injection pump problems Mercedes Benz CLA Class

To begin, we will discover the injection pump problems on your Mercedes Benz CLA Class, there are not many of them, they are often chronic but we will highlight 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 consequently a bad combustion and thus alter the performance of the engine of your Mercedes Benz CLA Class.
  • Leakage from the injection pump of your Mercedes Benz CLA Class: If you have a major leakage problem, the consequence will be much the same as if you have a lack of pressure, you will not have enough pressure and consequently the combustion of your fuel will not be good

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Regarding the outcomes and signs of illness of a fuel pump problem on a Mercedes Benz CLA Class , you will obviously feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Mercedes Benz CLA Class

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

  • Dirty Mercedes Benz CLA Class injectors: This can happen because of poor fuel quality, they will let less fuel through or more if they are entirely clogged. So you will potentially have one or more cylinders that are not functioning effectively.
  • Leaky Mercedes Benz CLA Class injector: It’s often at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Mercedes Benz CLA Class HS: This is the case when your injectors are entirely 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 CLA Class it is about the same as for a defective injection pump. You might encounter problems with starting, throttle response, power loss, and smoke emission.

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

To finish our article on the injection problems on Mercedes Benz CLA Class , we will try to give you the solutions that exist to resolve these problems.
If after a precise diagnosis it’s your injection pump that is the reason of your problems, it will regrettably be very complicated to intervene on the trouble without replacing the part, this change often goes with the replacement of the injectors, and in some cases the tank, it will take between 2000 and 3000 euros for the whole, try to get some 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 CLA Class, do not think twice to seek advice from our article on this subject to get the process. 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 think twice to seek advice from our article on the injectors that leak on Mercedes Benz CLA Class, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is damaged or doesn’t work anymore, in general, the replacement of an injector costs around 500 euros labor included.

To discover more tips on the Mercedes Benz CLA Class, take a look at the Mercedes Benz CLA Class category.