Having a issue with your motor vehicle is common, because regrettably 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 Volkswagen Golf . This is a issue that is particularly bothersome because it can eventually bring your vehicle to non starting or broken engine unit. To do this, first we will find out how injection functions, then, what are the different problems that can exist on a Volkswagen Golf injectors , and finally, how to solve them.

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What is the intent of the injection of a Volkswagen Golf?

So we commence our content by quickly explaining how an injection system functions so that you have all the information you need to understand the failure affiliated with it. < br>
The injection system of a Volkswagen Golf handles the fuel intake into the engine unit , 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 unit. 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 Volkswagen Golf. 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 therefore a better combustion.

What are the different injection problems on Volkswagen Golf?

Now in this second component, we are going to explore the different injection problems and their signs of illness that you might face on your Volkswagen Golf .

Injection pump problems Volkswagen Golf

To start, we will find out the injection pump problems on your Volkswagen Golf, 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 cause a bad air/fuel mixture and therefore a bad combustion and thus alter the behavior of the engine unit of your Volkswagen Golf.
  • Leakage from the injection pump of your Volkswagen Golf: If you have a significant leakage problem, the 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 consequences and signs of illness of a fuel pump issue on a Volkswagen Golf , you will certainly feel, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors problems Volkswagen Golf

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

  • Dirty Volkswagen Golf 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 Volkswagen Golf 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 Golf HS: This is the circumstance when your injectors are totally clogged or when you have an electronic problem, it will not let anything go.

Concerning the symptoms of injector problems on your Volkswagen Golf 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 resolve an injection issue on a Volkswagen Golf?

To conclude our article content on the injection problems on Volkswagen Golf , 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 regrettably be very complicated to intervene on the trouble without replacing the component, 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 based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Volkswagen Golf, do not hesitate to consult our content 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 be able to replace it, do not think twice to consult our content on the injectors that leak on Volkswagen Golf, 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.

If you want more tutorials on the Volkswagen Golf, go to our Volkswagen Golf category.