Having a issue with your motor vehicle is traditional, because sadly recent automobiles are more and more difficult and therefore at the mercy of more and more possible breakdowns. On this page we’re going to try to help you to solve an injection problem on your Volkswagen Polo 3 . This is a issue that is particularly irritating because it can ultimately bring your car 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 Volkswagen Polo 3 injectors , and at last, how to solve them.

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What is the aim of the injection of a Volkswagen Polo 3?

So we begin our content page by quickly explaining how an injection system works so that you have all the information you need to figure out the failure affiliated with it. < br>
The injection system of a Volkswagen Polo 3 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 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 relieve the fuel in the form of micro-drops into the cylinders of your Volkswagen Polo 3. 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 complications on Volkswagen Polo 3?

Now in this second part, we are going to see the different injection complications and their signs of illness that you might face on your Volkswagen Polo 3 .

Injection pump complications Volkswagen Polo 3

To begin, we will discover the injection pump complications on your Volkswagen Polo 3, there are not many of them, they are often frequent but we will highlight them down below:

  • Electronic issue of the high pressure pump: If you have an electronic issue, the pressure in your injection system may 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 Volkswagen Polo 3.
  • Leakage from the injection pump of your Volkswagen Polo 3: 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 therefore the combustion of your fuel will not be good

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Regarding the results and signs of illness of a fuel pump issue on a Volkswagen Polo 3 , you will obviously experience, a lack of power, your engine grazing, dark smoke emissions…

Injectors complications Volkswagen Polo 3

Now we proceed to the injector problems on Volkswagen Polo 3 . Injectors represent the end of your injection system, here are the different complications you might encounter:

  • Dirty Volkswagen Polo 3 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 functioning properly.
  • Leaky Volkswagen Polo 3 injector: It’s often at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Volkswagen Polo 3 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 complications on your Volkswagen Polo 3 it is about the same as for a faulty injection pump. You might encounter problems with starting, throttle response, power loss, and smoke emission.

How to solve an injection issue on a Volkswagen Polo 3?

To finish our article content on the injection complications on Volkswagen Polo 3 , we will try to give you the solutions that exist to solve these complications.
If after a precise diagnosis it’s your injection pump that is the cause of your complications, it will sadly be very complicated to intervene on the trouble without changing 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 several diagnostics and estimates before starting any repair.
Regarding a issue with an injector there are various solutions depending on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Volkswagen Polo 3, do not hesitate to seek advice from our content page 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 be able to change it, do not hesitate to seek advice from our content page on the injectors that leak on Volkswagen Polo 3, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is broken or doesn’t work anymore, generally, the replacement of an injector costs around 500 euros labor included.

To find more tips on the Volkswagen Polo 3, take a look at the Volkswagen Polo 3 category.