Having a issue with your car is common, because sadly recent automobiles are more and more complex and consequently subject to more and more possible breakdowns. Today we’re going to try to help you to resolve an injection problem on your Mercedes Classe C 3 . This is a issue that is especially frustrating because it can sooner or later bring your vehicle to non starting or damaged engine unit. To do this, first we will discover how injection works, then, what are the different problems that can exist on a Mercedes Classe C 3 injectors , and finally, how to resolve them.

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What is the purpose of the injection of a Mercedes Classe C 3?

So we start our article by promptly explaining how an injection system works so that you have all the info you need to figure out the failure affiliated with it. < br>
The injection system of a Mercedes Classe C 3 manages the fuel intake into the engine unit , it replaces the old carburettors. It has the advantage to be much more precise and to come, under pressure, to discharge the fuel in the engine unit. 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 Classe C 3. The advantage of fuel injection is to have a much more precise dosage than a carburettor and to allow a better air/fuel mixture and consequently a better combustion.

What are the different injection complications on Mercedes Classe C 3?

Now in this second component, we are going to discover the different injection complications and their signs of illness that you may face on your Mercedes Classe C 3 .

Injection pump complications Mercedes Classe C 3

To start, we will discover the injection pump complications on your Mercedes Classe C 3, there are not many of them, they are quite often chronic but we will outline them below:

  • Electronic issue of the high pressure pump: If you have an electronic issue, 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 behavior of the engine unit of your Mercedes Classe C 3.
  • Leakage from the injection pump of your Mercedes Classe C 3: If you have a significant 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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Concerning the outcomes and signs of illness of a fuel pump issue on a Mercedes Classe C 3 , you will obviously experience, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors complications Mercedes Classe C 3

Now we proceed to the injector problems on Mercedes Classe C 3 . Injectors represent the end of your injection system, here are the different complications you may encounter:

  • Dirty Mercedes Classe C 3 injectors: This can happen as a result of 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 effectively.
  • Leaky Mercedes Classe C 3 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 Classe C 3 HS: This is the case when your injectors are totally clogged or when you have an electronic problem, it will not let anything go.

Concerning the signs of illness of injector complications on your Mercedes Classe C 3 it is about the same as for a defective injection pump. You may experience problems with starting, throttle response, power loss, and smoke emission.

How to get rid of an injection issue on a Mercedes Classe C 3?

To conclude our content page on the injection complications on Mercedes Classe C 3 , we will try to give you the solutions that exist to resolve these complications.
If after a precise investigation it’s your injection pump that is the main cause of your complications, it will sadly be very complicated to intervene on the trouble without replacing the component, this change quite 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 several diagnostics and estimates before starting any repair.
Concerning a issue with an injector there are different solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Mercedes Classe C 3, do not hesitate 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 Classe C 3, to have all the solutions available to you.
  • Injector HS: Finally, last remedy, your injector is broken or doesn’t work anymore, in general, the replacement of an injector costs around 500 euros labor included.

If you need more tutorials on the Mercedes Classe C 3, go to our Mercedes Classe C 3 category.