Having a issue with your car is traditional, because regrettably recent automobiles are more and more difficult and consequently be 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 Renault Scenic 2 . This is a issue that is specially bothersome because it can ultimately bring your vehicle to non starting or broken engine. To do this, first we will find out how injection functions, then, what are the different concerns that can exist on a Renault Scenic 2 injectors , and at last, how to resolve them.
What is the aim of the injection of a Renault Scenic 2?
So we start our article by promptly detailing how an injection system functions so that you have all the info you need to figure out the failures connected with it. < br>
The injection system of a Renault Scenic 2 handles the fuel intake into the engine , it replaces the old carburettors. It has the advantage to be much more precise and to come, under pressure, to discharge 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 Renault Scenic 2. 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 consequently a better combustion.
What are the different injection problems on Renault Scenic 2?
Now in this second component, we are going to discover the different injection problems and their signs of illness that you might face on your Renault Scenic 2 .
Injection pump problems Renault Scenic 2
To start, we will find out the injection pump problems on your Renault Scenic 2, there are not many of them, they are often persistent but we will detail them down below:
- Electronic issue of the high pressure pump: If you have an electronic issue, 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 performance of the engine of your Renault Scenic 2.
- Leakage from the injection pump of your Renault Scenic 2: If you have a major 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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Concerning the consequences and signs of illness of a fuel pump issue on a Renault Scenic 2 , you will obviously experience, a lack of power, your engine grazing, dark smoke emissions…
Injectors problems Renault Scenic 2
Now we move on to the injector problems on Renault Scenic 2 . Injectors represent the end of your injection system, here are the different problems you might encounter:
- Dirty Renault Scenic 2 injectors: This can happen due to poor fuel quality, they will let less fuel through or more if they are totally clogged. So you will possibly have one or more cylinders that are not working properly.
- Leaky Renault Scenic 2 injector: It’s often at the high pressure seals that an injector can leak, it can also, more rarely, be cracked or broken.
- Injector Renault Scenic 2 HS: This is the circumstance when your injectors are totally clogged or when you have an electronic problem, it will not let anything go.
Concerning the signs of illness of injector problems on your Renault Scenic 2 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 get rid of an injection issue on a Renault Scenic 2?
To end our article on the injection problems on Renault Scenic 2 , 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 main cause of your problems, it will regrettably be very difficult to intervene on the trouble without replacing the component, this change 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.
Concerning a issue with an injector there are different solutions depending on your concerns, here they are:
- Dirty injector: You can clean the injectors of your Renault Scenic 2, do not be reluctant to seek advice from our article on this subject to get the process. 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 seek advice from our article on the injectors that leak on Renault Scenic 2, to have all the solutions available to you.
- Injector HS: Finally, last remedy, your injector is damaged or doesn’t work anymore, generally speaking, the replacement of an injector costs around 500 euros labor included.
To get more tips on the Renault Scenic 2, take a look at the Renault Scenic 2 category.
