Having a problem with your motor vehicle is basic, because unfortunately recent automobiles are more and more difficult and consequently subject to more and more possible breakdowns. In this article we’re going to try to help you to resolve an injection problem on your Peugeot 307 . This is a problem that is particularly annoying because it can ultimately bring your vehicle to non starting or damaged engine. To achieve this, first we will find out how injection functions, then, what are the different problems that can exist on a Peugeot 307 injectors , and finally, how to resolve them.

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What is the goal of the injection of a Peugeot 307?

So we begin our content page by quickly explaining how an injection system functions so that you have all the info you need to discover the failures associated with it. < br>
The injection system of a Peugeot 307 manages 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 launch the fuel in the engine. 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 Peugeot 307. 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 problems on Peugeot 307?

Now in this second part, we are going to see the different injection problems and their symptoms that you may face on your Peugeot 307 .

Injection pump problems Peugeot 307

To commence, we will find out the injection pump problems on your Peugeot 307, there are not many of them, they are generally chronic but we will outline them down 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 consequently a bad combustion and thus alter the performance of the engine of your Peugeot 307.
  • Leakage from the injection pump of your Peugeot 307: 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 consequently the combustion of your fuel will not be good

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Regarding the results and symptoms of a fuel pump problem on a Peugeot 307 , you will undoubtedly feel, a lack of power, your engine grazing, dark smoke emissions…

Injectors problems Peugeot 307

Now we move on to the injector problems on Peugeot 307 . Injectors are the end of your injection system, here are the different problems you may encounter:

  • Dirty Peugeot 307 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 possibly have one or more cylinders that are not working properly.
  • Leaky Peugeot 307 injector: It’s generally at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
  • Injector Peugeot 307 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 signs of illness of injector problems on your Peugeot 307 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 fix an injection problem on a Peugeot 307?

To finish our content on the injection problems on Peugeot 307 , we will try to give you the solutions that exist to resolve these problems.
If after a precise investigation it’s your injection pump that is the source of your problems, it will unfortunately be very complicated to intervene on the trouble without replacing the part, this change generally 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 some diagnostics and estimates before starting any repair.
Regarding a problem with an injector there are different solutions based on your concerns, here they are:

  • Dirty injector: You can clean the injectors of your Peugeot 307, do not think twice to consult our content page 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 content page on the injectors that leak on Peugeot 307, to have all the solutions available to you.
  • Injector HS: Finally, last remedy, your injector is damaged or doesn’t work anymore, generally, the replacement of an injector costs around 500 euros labor included.

If perhaps you have any further questions about the Peugeot 307, do not hesitate to consult our Peugeot 307 category.