Having a problem with your car is common, because sadly recent vehicles are more and more complex and consequently subject to more and more possible breakdowns. Today we’re going to try to help you to solve an injection problem on your Infiniti QX60 . This is a problem that is especially irritating because it can sooner or later bring your vehicle to non starting or broken engine. To get this done, first we will see how injection functions, then, what are the different problems that can exist on a Infiniti QX60 injectors , and at last, how to solve them.


What is the intent of the injection of a Infiniti QX60?

So we start our article by promptly explaining how an injection system functions so that you have all the info you need to discover the failure connected with it. < br>
The injection system of a Infiniti QX60 controls the fuel intake into the engine , it replaces the old carburettors. It has the benefit to be far 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 relieve the fuel in the form of micro-drops into the cylinders of your Infiniti QX60. 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 consequently a better combustion.

What are the different injection complications on Infiniti QX60?

Now in this second component, we are going to explore the different injection complications and their manifestations that you may possibly face on your Infiniti QX60 .

Injection pump complications Infiniti QX60

To begin, we will see the injection pump complications on your Infiniti QX60, there are not many of them, they are generally chronic 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 might be too high or too low which will trigger a bad air/fuel mixture and consequently a bad combustion and thus alter the behavior of the engine of your Infiniti QX60.
  • Leakage from the injection pump of your Infiniti QX60: 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 consequently the combustion of your fuel will not be good

Concerning the outcomes and manifestations of a fuel pump problem on a Infiniti QX60 , you will obviously feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors complications Infiniti QX60

Now we move on to the injector problems on Infiniti QX60 . Injectors are the end of your injection system, here are the different complications you may possibly encounter:

  • Dirty Infiniti QX60 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 potentially have one or more cylinders that are not working effectively.
  • Leaky Infiniti QX60 injector: It’s generally at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Infiniti QX60 HS: This is the case when your injectors are totally clogged or when you have an electronic problem, it will not let anything go.

Concerning the symptoms of injector complications on your Infiniti QX60 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 resolve an injection problem on a Infiniti QX60?

To end our content on the injection complications on Infiniti QX60 , we will try to give you the solutions that exist to solve these complications.
If after a precise investigation it’s your injection pump that is the reason of your complications, it will sadly be very complicated to intervene on the issue without replacing 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 problem with an injector there are various solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Infiniti QX60, do not be reluctant 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 have the ability to replace it, do not think twice to consult our article on the injectors that leak on Infiniti QX60, to have all the solutions available to you.
  • Injector HS: Finally, last remedy, your injector is broken or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.

If you need more guides on the Infiniti QX60, go to our Infiniti QX60 category.