Having a problem with your car is common, because regrettably recent vehicles are more and more complex and consequently be subject to more and more possible breakdowns. In this article we’re going to try to help you to fix an injection problem on your Peugeot 508 . This is a problem that is especially bothersome because it can sooner or later bring your vehicle to non starting or damaged engine unit. To get this done, first we will see how injection functions, then, what are the different concerns that can exist on a Peugeot 508 injectors , and at last, how to fix them.

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What is the intent of the injection of a Peugeot 508?

So we begin our content by promptly detailing how an injection system functions so that you have all the info you need to understand the failures associated with it. < br>
The injection system of a Peugeot 508 handles 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 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 relieve the fuel in the form of micro-drops into the cylinders of your Peugeot 508. 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 problems on Peugeot 508?

Now in this second part, we are going to explore the different injection problems and their symptoms that you might confront on your Peugeot 508 .

Injection pump problems Peugeot 508

To begin, we will see the injection pump problems on your Peugeot 508, there are not many of them, they are quite often chronic but we will outline 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 trigger a bad air/fuel mixture and consequently a bad combustion and thus alter the behavior of the engine unit of your Peugeot 508.
  • Leakage from the injection pump of your Peugeot 508: If you have a major 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

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Regarding the outcomes and symptoms of a fuel pump problem on a Peugeot 508 , you will certainly feel, a lack of power, your engine unit grazing, dark smoke emissions…

Injectors problems Peugeot 508

Now we move on to the injector problems on Peugeot 508 . Injectors represent the end of your injection system, here are the different problems you might encounter:

  • Dirty Peugeot 508 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 potentially have one or more cylinders that are not functioning properly.
  • Leaky Peugeot 508 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 Peugeot 508 HS: This is the circumstance 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 problems on your Peugeot 508 it is about the same as for a defective injection pump. You might experience problems with starting, throttle response, power loss, and smoke emission.

How to solve an injection problem on a Peugeot 508?

To end our content page on the injection problems on Peugeot 508 , we will try to give you the solutions that exist to fix these problems.
If after a precise investigation it’s your injection pump that is the source of your problems, it will regrettably be very complicated to intervene on the trouble without replacing the part, this change quite often 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 several diagnostics and estimates before starting any repair.
Regarding 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 Peugeot 508, do not hesitate to consult our content 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 content on the injectors that leak on Peugeot 508, to have all the solutions available to you.
  • Injector HS: Finally, last solution, your injector is damaged or doesn’t work anymore, generally, the replacement of an injector costs around 500 euros labor included.

To get more tips on the Peugeot 508, take a look at the Peugeot 508 category.