In the event you are alert of abnormal signs on your automobile, you are right to be intrigued, because a car represents a massive annual budget and unforeseen malfunctions don’t lower the bill. So what if you feel as if you have a leaking injector on your Opel Crossland? You probably figured it out thanks to black/oily drips along your engine, or a disturbed idle, or unconventional black smoke. These three signs of illness are the main symptoms of a leaking injector. As this failure can cause more critical engine trouble on your car, we chose to write this content page to help you confirm the failure of a leaking injector and handle it properly. To achieve this, we will first of all look into the circumstance of gasoline injectors and then at those of diesel injectors Opel Crossland.
Leaking injector on my petrol Opel Crossland
It is crucial to know that the injectors on petrol and diesel engines are distinct, in reality, the difference in combustion between these two sort of engines makes the injection distinct. The key difference lies in the pressure undergone 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 Opel Crossland: The different leaks
It should be said that injector leaks on a Opel Crossland equipped with a petrol engine are pretty rare. This is as a result of the much lower pressure in the petrol intake systems. Even so, there are two sort of leaks:
- Leakage from the top of the injector:
It is conceivable that you have a leak from the top of the injector, this is the portion that is attached to the fuel rail, an O-ring will be involved in this. - Leak injector of the lower part:
At last, you may suffer a leak coming from the lower portion of the injector of your car, this one will occur from the junction with the engine and not with the rail as seen before.
Leaking injector on my diesel Opel Crossland
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 Opel Crossland: The different leaks
In the circumstance of leaking diesel injectors on your Opel Crossland, there are three several sort of leaks:
- Leakage from the injector inlet:
In this case, it is an inlet pipe that will deform along with time, commonly the leak will be at the clamping point. - Injector return leakage:
As its name suggests, this leakage relates to the management of the fuel return in the injector, this time the injector that leaks on your Opel Crossland will be brought on by an O-ring or its plastic tip that leaks. - Injector base leak:
This injection leak is one of the most bothersome, it is the junction between the engine and the injector nose that leaks at a copper seal, you should experience an air noise and a compression loss. - If after verifying you have oil leaking but it does not come from your injectors, we recommend you to browse this content page on the existence of oil leaking on your Opel Crossland.
Leaking injector on my Opel Crossland, how to fix the leak
And to finish, we’re going to look into how to fix a leaking injector on your car. Regularly a leak is linked, as we have seen previously, to a worn seal caused by the pressures suffered. But think that the pressure in the circuit is gigantic, specifically 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.
Concerning the repair part of your leak, it will frequently be limited to replacing the seals that have failed:
- Find the source of the leak
- Dismantle the injector in question
- Replace the corresponding seal kit
- Reassemble the set up and tighten with a torque wrench in accordance with the manufacturer’s standards.
In all cases, these interventions are not necessarily complicated, but if you have the smallest doubt in the treatment of your injector that leaks on your Opel Crossland, we recommend you to get closer to your repair shop to avoid any bad manipulation that could severely harm the condition of your Opel Crossland.
If perhaps you have any additional questions about the Opel Crossland, do not hesitate to consult our Opel Crossland category.
