Having a problem with your motor vehicle is basic, because regrettably recent automobiles are more and more complex and therefore exposed to more and more possible breakdowns. On this page we’re going to try to help you to solve an injection problem on your hyundai i40 . This is a problem that is especially irritating because it can eventually bring your vehicle to non starting or damaged 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 hyundai i40 injectors , and finally, how to solve them.

injection-problem-hyundai-i40

What is the purpose of the injection of a hyundai i40?

So we begin our article by quickly detailing how an injection system works so that you have all the information you need to discover the failures affiliated with it. < br>
The injection system of a hyundai i40 controls 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 release 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 release the fuel in the form of micro-drops into the cylinders of your hyundai i40. 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 complications on hyundai i40?

Now in this second part, we are going to discover the different injection complications and their symptoms that you might come across on your hyundai i40 .

Injection pump complications hyundai i40

To begin, we will find out the injection pump complications on your hyundai i40, there are not many of them, they are quite often recurrent but we will highlight them below:

  • Electronic problem of the high pressure pump: If you have an electronic problem, 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 performance of the engine unit of your hyundai i40.
  • Leakage from the injection pump of your hyundai i40: 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 therefore the combustion of your fuel will not be good

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Regarding the consequences and symptoms of a fuel pump problem on a hyundai i40 , you will obviously experience, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors complications hyundai i40

Now we proceed to the injector problems on hyundai i40 . Injectors represent the end of your injection system, here are the different complications you might encounter:

  • Dirty hyundai i40 injectors: This can happen due to poor fuel quality, they will let less fuel through or more if they are completely clogged. So you will probably have one or more cylinders that are not working properly.
  • Leaky hyundai i40 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 hyundai i40 HS: This is the case when your injectors are completely clogged or when you have an electronic problem, it will not let anything go.

Concerning the signs of illness of injector complications on your hyundai i40 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 solve an injection problem on a hyundai i40?

To end our article content on the injection complications on hyundai i40 , we will try to give you the solutions that exist to solve these complications.
If after a precise diagnosis it’s your injection pump that is the main cause of your complications, it will regrettably be very difficult to intervene on the issue without changing the part, this change quite 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.
Regarding a problem with an injector there are various solutions depending on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your hyundai i40, do not hesitate to seek advice from our article on this subject to get the process. 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 hesitate to seek advice from our article on the injectors that leak on hyundai i40, 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.

If you want more guides on the hyundai i40, go to our hyundai i40 category.