Having a problem with your motor vehicle is traditional, because unfortunately recent vehicles are more and more difficult and therefore exposed to more and more possible breakdowns. Today we’re going to try to help you to fix an injection problem on your Audi Q5 . This is a problem that is especially irritating because it can ultimately bring your vehicle to non starting or broken engine. To achieve this, first we will discover how injection works, then, what are the different problems that can exist on a Audi Q5 injectors , and at last, how to fix them.

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What is the goal of the injection of a Audi Q5?

So we start our article by promptly detailing 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 Audi Q5 handles the fuel intake into the engine , it replaces the old carburettors. It has the benefit to be much more precise and to come, under pressure, to release the fuel in the engine. 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 Audi Q5. 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 complications on Audi Q5?

Now in this second part, we are going to discover the different injection complications and their signs of illness that you may face on your Audi Q5 .

Injection pump complications Audi Q5

To commence, we will discover the injection pump complications on your Audi Q5, there are not many of them, they are often recurrent but we will detail them 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 bring about a bad air/fuel mixture and therefore a bad combustion and thus alter the performance of the engine of your Audi Q5.
  • Leakage from the injection pump of your Audi Q5: If you have a major 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 outcomes and signs of illness of a fuel pump problem on a Audi Q5 , you will obviously feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors complications Audi Q5

Now we proceed to the injector problems on Audi Q5 . Injectors represent the end of your injection system, here are the different complications you may encounter:

  • Dirty Audi Q5 injectors: This can happen because of poor fuel quality, they will let less fuel through or more if they are completely clogged. So you will possibly have one or more cylinders that are not working properly.
  • Leaky Audi Q5 injector: It’s often at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Audi Q5 HS: This is the circumstance when your injectors are completely clogged or when you have an electronic problem, it will not let anything go.

Concerning the symptoms of injector complications on your Audi Q5 it is about the same as for a defective injection pump. You may encounter problems with starting, throttle response, power loss, and smoke emission.

How to resolve an injection problem on a Audi Q5?

To end our content on the injection complications on Audi Q5 , we will try to give you the solutions that exist to fix these complications.
If after a precise investigation it’s your injection pump that is the main cause of your complications, it will unfortunately be very difficult to intervene on the problem 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 some diagnostics and estimates before starting any repair.
Concerning a problem with an injector there are different solutions depending on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Audi Q5, 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 change 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 change it, do not think twice to consult our article on the injectors that leak on Audi Q5, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is broken or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.

To discover more tips on the Audi Q5, take a look at the Audi Q5 category.