Having a issue with your motor vehicle is traditional, because unfortunately recent vehicles are more and more complex and consequently be 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 volvo v90 . This is a issue that is specially bothersome because it can eventually bring your vehicle to non starting or broken engine unit. To get this done, first we will find out how injection works, then, what are the different problems that can exist on a volvo v90 injectors , and finally, how to fix them.

injection-problem-volvo-v90

What is the aim of the injection of a volvo v90?

So we commence our article by quickly explaining how an injection system works so that you have all the information you need to understand the failures connected with it. < br>
The injection system of a volvo v90 handles the fuel intake into the engine unit , 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 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 volvo v90. 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 consequently a better combustion.

What are the different injection problems on volvo v90?

Now in this second part, we are going to explore the different injection problems and their symptoms that you might face on your volvo v90 .

Injection pump problems volvo v90

To start, we will find out the injection pump problems on your volvo v90, there are not many of them, they are quite often persistent but we will detail 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 trigger a bad air/fuel mixture and consequently a bad combustion and thus alter the performance of the engine unit of your volvo v90.
  • Leakage from the injection pump of your volvo v90: 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 symptoms of a fuel pump issue on a volvo v90 , you will obviously feel, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors problems volvo v90

Now we proceed to the injector problems on volvo v90 . Injectors are the end of your injection system, here are the different problems you might encounter:

  • Dirty volvo v90 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 potentially have one or more cylinders that are not functioning properly.
  • Leaky volvo v90 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 volvo v90 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 signs of illness of injector problems on your volvo v90 it is about the same as for a faulty injection pump. You might experience problems with starting, throttle response, power loss, and smoke emission.

How to get rid of an injection issue on a volvo v90?

To finish our content on the injection problems on volvo v90 , we will try to give you the solutions that exist to fix these problems.
If after a precise diagnosis it’s your injection pump that is the reason of your problems, it will unfortunately be very complicated to intervene on the trouble without changing the part, this change quite often goes with the replacement of the injectors, and sometimes 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 issue with an injector there are different solutions depending on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your volvo v90, do not hesitate to seek advice from our article 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 have the ability to replace it, do not think twice to seek advice from our article on the injectors that leak on volvo v90, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is damaged or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.

If perhaps you have any additional questions about the volvo v90, do not hesitate to consult our volvo v90 category.