Having a problem with your car is traditional, because sadly recent automobiles are more and more difficult and therefore subject to more and more possible breakdowns. On this page we’re going to try to help you to solve an injection problem on your Nissan Pathfinder . This is a problem that is particularly frustrating because it can ultimately bring your vehicle to non starting or broken engine. To do this, first we will discover how injection functions, then, what are the different problems that can exist on a Nissan Pathfinder injectors , and at last, how to solve them.

injection-problem-nissan-pathfinder

What is the goal of the injection of a Nissan Pathfinder?

So we commence our content by promptly explaining how an injection system functions so that you have all the information you need to understand the failures associated with it. < br>
The injection system of a Nissan Pathfinder manages the fuel intake into the engine , 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. 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 Nissan Pathfinder. The advantage of fuel injection is to have a much more precise dosage than a carburettor and to allow a better air/fuel mixture and therefore a better combustion.

What are the different injection problems on Nissan Pathfinder?

Now in this second part, we are going to see the different injection problems and their symptoms that you may possibly encounter on your Nissan Pathfinder .

Injection pump problems Nissan Pathfinder

To commence, we will discover the injection pump problems on your Nissan Pathfinder, there are not many of them, they are quite often chronic 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 Nissan Pathfinder.
  • Leakage from the injection pump of your Nissan Pathfinder: 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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Regarding the outcomes and symptoms of a fuel pump problem on a Nissan Pathfinder , you will undoubtedly feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Nissan Pathfinder

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

  • Dirty Nissan Pathfinder 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 probably have one or more cylinders that are not functioning properly.
  • Leaky Nissan Pathfinder 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 Nissan Pathfinder 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 problems on your Nissan Pathfinder 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 get rid of an injection problem on a Nissan Pathfinder?

To finish our article on the injection problems on Nissan Pathfinder , we will try to give you the solutions that exist to solve these problems.
If after a precise analysis it’s your injection pump that is the main cause of your problems, it will sadly be very complicated to intervene on the issue without replacing the part, this change quite often goes with the replacement of the injectors, and occasionally the tank, it will take between 2000 and 3000 euros for the whole, try to get several diagnostics and estimates before starting any repair.
Regarding 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 Nissan Pathfinder, do not be reluctant to seek advice from our content on this subject to get the process. If it doesn’t work, you will have to change 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 be able to change it, do not think twice to seek advice from our content on the injectors that leak on Nissan Pathfinder, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is broken or doesn’t work anymore, in general, the replacement of an injector costs around 500 euros labor included.

If you wish more tutorials on the Nissan Pathfinder, go to our Nissan Pathfinder category.