Having a problem with your car is common, because sadly recent vehicles are more and more difficult and consequently subject to more and more possible breakdowns. Today we’re going to try to help you to resolve an injection problem on your Chevrolet Cobalt . 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 concerns that can exist on a Chevrolet Cobalt injectors , and finally, how to resolve them.
What is the intent of the injection of a Chevrolet Cobalt?
So we start our content by quickly detailing how an injection system functions so that you have all the information you need to figure out the failure connected with it. < br>
The injection system of a Chevrolet Cobalt controls the fuel intake into the engine , it replaces the old carburettors. It has the benefit to be much 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 Chevrolet Cobalt. 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 Chevrolet Cobalt?
Now in this second part, we are going to see the different injection problems and their symptoms that you might come across on your Chevrolet Cobalt .
Injection pump problems Chevrolet Cobalt
To begin, we will find out the injection pump problems on your Chevrolet Cobalt, there are not many of them, they are quite often chronic but we will highlight them down 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 Chevrolet Cobalt.
- Leakage from the injection pump of your Chevrolet Cobalt: 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
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Regarding the outcomes and symptoms of a fuel pump problem on a Chevrolet Cobalt , you will obviously feel, a lack of power, your engine grazing, dark smoke emissions…
Injectors problems Chevrolet Cobalt
Now we move on to the injector problems on Chevrolet Cobalt . Injectors represent the end of your injection system, here are the different problems you might encounter:
- Dirty Chevrolet Cobalt 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 probably have one or more cylinders that are not functioning properly.
- Leaky Chevrolet Cobalt 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 Chevrolet Cobalt 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 Chevrolet Cobalt it is about the same as for a defective injection pump. You might encounter problems with starting, throttle response, power loss, and smoke emission.
How to solve an injection problem on a Chevrolet Cobalt?
To finish our article on the injection problems on Chevrolet Cobalt , 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 sadly be very difficult to intervene on the problem 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 some 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 Chevrolet Cobalt, do not hesitate to seek advice from our content 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 seek advice from our content on the injectors that leak on Chevrolet Cobalt, 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.
To find more tips on the Chevrolet Cobalt, take a look at the Chevrolet Cobalt category.
