If you are informed of unusual signs on your car, you are right to be concerned, because a car represents a big annual budget and unpredicted breakdowns don’t lower the costs. So what if you think that you have a leaking injector on your seat cordoba? You likely figured it out thanks to black/oily drips along your engine, or a disturbed idle, or uncommon black smoke. These three symptoms are the main symptoms of a leaking injector. As this troubles can lead to more significant engine concerns on your car, we decided to compose this content to help you verify the failure of a leaking injector and handle it properly. To do this, we will first of all check out the case of gasoline injectors and then at those of diesel injectors seat cordoba.
Leaking injector on my petrol seat cordoba
It is essential to know that the injectors on petrol and diesel engines are distinct, in fact, the difference in combustion between these two types of engines makes the injection distinct. The key difference lies in the pressure experienced by the injectors, on a petrol engine it will vary between 3.5 bars for indirect injection and 120 bars for indirect injection.
Leaking injector on a petrol seat cordoba: The different leaks
It should be said that injector leaks on a seat cordoba equipped with a petrol engine are pretty rare. This is resulting from the much lower pressure in the petrol intake systems. Even so, there are two types of leaks:
- Leakage from the top of the injector:
It is plausible that you have a leak from the top of the injector, this is the portion that is connected to the fuel rail, an O-ring will be involved in this. - Leak injector of the lower part:
At last, you may encounter a leak coming from the lower portion of the injector of your car, this one will appear from the junction with the engine and not with the rail as seen before.
Leaking injector on my diesel seat cordoba
Unlike petrol engines, which have spark combustion, diesel engines run on compression. This combustion procedure produces very high pressure in the engine, as do the injectors. On these models, the pressure is more than 10 times higher than on the direct injection of car petrol engines, reaching 1800 to 2000 bars.
Leaking injector on diesel seat cordoba: The different leaks
In the case of leaking diesel injectors on your seat cordoba, there are three several types of leaks:
- Leakage from the injector inlet:
In cases like this, it is an inlet pipe that will deform along with time, generally the leak will be at the clamping point. - Injector return leakage:
As its name implies, this leakage concerns the management of the fuel return in the injector, this time the injector that leaks on your seat cordoba will be the result of an O-ring or its plastic tip that leaks. - Injector base leak:
This injection leak is one of the most troublesome, it is the junction between the engine and the injector nose that leaks at a copper seal, you should feel an air noise and a compression loss. - If after verifying you have oil leaking but it does not come from your injectors, we suggest you to consult this content on the presence of oil leaking on your seat cordoba.
Leaking injector on my seat cordoba, how to fix the leak
And finally, we’re going to check out how to fix a leaking injector on your car. Oftentimes a leak is associated, as we have seen previously, to a worn seal as a result of the pressures suffered. But think that the pressure in the circuit is enormous, especially on diesel engines. So you will have to take some measures:
- Lower the pressure before any work is conducted…
- Masking you to avoid the risk of fuel spillage
- NEVER work on a running diesel engine injector.
Relating to the repair part of your leak, it will very often be limited to changing the seals that have failed:
- Discover the source of the leak
- Dismantle the injector in question
- Replace the corresponding seal kit
- Reassemble the assembly and tighten with a torque wrench in accordance with the manufacturer’s standards.
In all cases, these interventions are not inevitably difficult, but if you have the slightest uncertainty in the treatment of your injector that leaks on your seat cordoba, we suggest you to get closer to your auto technician to avoid any bad handling that could severely harm the condition of your seat cordoba.
If you need more guides on the seat cordoba, go to our seat cordoba category.
