Having a problem with your car is basic, because sadly recent automobiles are more and more difficult and therefore subject to more and more possible breakdowns. In this article we’re going to try to help you to fix an injection problem on your Volkswagen Lupo . This is a problem that is specially frustrating because it can ultimately bring your car to non starting or damaged engine. To do this, first we will discover how injection works, then, what are the different concerns that can exist on a Volkswagen Lupo injectors , and finally, how to fix them.

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What is the purpose of the injection of a Volkswagen Lupo?

So we commence our article by quickly explaining how an injection system works so that you have all the info you need to understand the failure associated with it. < br>
The injection system of a Volkswagen Lupo handles the fuel intake into the engine , it replaces the old carburettors. It has the advantage to be much more precise and to come, under pressure, to launch 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 Volkswagen Lupo. 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 problems on Volkswagen Lupo?

Now in this second part, we are going to see the different injection problems and their manifestations that you may possibly face on your Volkswagen Lupo .

Injection pump problems Volkswagen Lupo

To commence, we will discover the injection pump problems on your Volkswagen Lupo, there are not many of them, they are often frequent 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 cause a bad air/fuel mixture and therefore a bad combustion and thus alter the performance of the engine of your Volkswagen Lupo.
  • Leakage from the injection pump of your Volkswagen Lupo: If you have a significant 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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Concerning the results and manifestations of a fuel pump problem on a Volkswagen Lupo , you will undoubtedly experience, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Volkswagen Lupo

Now we proceed to the injector problems on Volkswagen Lupo . Injectors represent the end of your injection system, here are the different problems you may possibly encounter:

  • Dirty Volkswagen Lupo 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 probably have one or more cylinders that are not working properly.
  • Leaky Volkswagen Lupo 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 Lupo 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 Lupo 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 get rid of an injection problem on a Volkswagen Lupo?

To conclude our content on the injection problems on Volkswagen Lupo , we will try to give you the solutions that exist to fix these problems.
If after a precise investigation it’s your injection pump that is the main cause of your problems, it will sadly be very complicated to intervene on the problem without changing the part, this change often 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 some diagnostics and estimates before starting any repair.
Concerning a problem with an injector there are different solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Volkswagen Lupo, do not hesitate to consult our article on this subject to get the procedure. If it doesn’t work, you will have to replace 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 article on the injectors that leak on Volkswagen Lupo, 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.

To get more tips on the Volkswagen Lupo, take a look at the Volkswagen Lupo category.