Having a issue with your motor vehicle is common, because unfortunately recent vehicles are more and more difficult and consequently be subject to more and more possible breakdowns. In this article we’re going to try to help you to resolve an injection problem on your Alfa Romeo 159 . This is a issue that is especially frustrating because it can sooner or later bring your car to non starting or damaged engine unit. To do this, first we will find out how injection works, then, what are the different problems that can exist on a Alfa Romeo 159 injectors , and finally, how to resolve them.


What is the purpose of the injection of a Alfa Romeo 159?

So we begin our content by promptly explaining how an injection system works so that you have all the information you need to understand the failure connected with it. < br>
The injection system of a Alfa Romeo 159 controls 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 launch 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 Alfa Romeo 159. The benefit 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 Alfa Romeo 159?

Now in this second component, we are going to explore the different injection complications and their manifestations that you may possibly face on your Alfa Romeo 159 .

Injection pump complications Alfa Romeo 159

To start, we will find out the injection pump complications on your Alfa Romeo 159, there are not many of them, they are generally 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 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 Alfa Romeo 159.
  • Leakage from the injection pump of your Alfa Romeo 159: 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 consequently the combustion of your fuel will not be good

Concerning the outcomes and manifestations of a fuel pump issue on a Alfa Romeo 159 , you will obviously experience, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors complications Alfa Romeo 159

Now we proceed to the injector problems on Alfa Romeo 159 . Injectors represent the end of your injection system, here are the different complications you may possibly encounter:

  • Dirty Alfa Romeo 159 injectors: This can happen as a result of poor fuel quality, they will let less fuel through or more if they are completely clogged. So you will potentially have one or more cylinders that are not functioning properly.
  • Leaky Alfa Romeo 159 injector: It’s generally at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Alfa Romeo 159 HS: This is the case when your injectors are completely clogged or when you have an electronic problem, it will not let anything go.

Regarding the signs of illness of injector complications on your Alfa Romeo 159 it is about the same as for a faulty injection pump. You may possibly experience problems with starting, throttle response, power loss, and smoke emission.

How to solve an injection issue on a Alfa Romeo 159?

To conclude our content page on the injection complications on Alfa Romeo 159 , 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 cause of your complications, it will unfortunately be very complicated to intervene on the trouble without changing the component, this change generally 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 various solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Alfa Romeo 159, do not think twice 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 Alfa Romeo 159, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is damaged or doesn’t work anymore, in general, the replacement of an injector costs around 500 euros labor included.

To discover more tips on the Alfa Romeo 159, take a look at the Alfa Romeo 159 category.