There are different fluids in your car system that keeps it running, these fluids may leak once in a while or rarely but an oil leak is inevitable. Oil leaks can be caused by various factors and in this article, we will be looking at the BMW 335i turbo oil leak, the symptoms, and how to fix it.
BMW 335i turbo oil leak
A turbo leak in this vehicle is mainly caused by wrong pressure within the turbine system and the compressor, this leak can cause severe damage to your car bearing system. A turbo oil leak can also occur when your car engine is running on idle, this is because, at that period, the pressure in the compressor system is lower leading to a vacuum where there is a build-up of oil that flows to the turbine housing. However, when the car starts moving at its normal speed, the vacuum dies down and the oil will stop leaking.
A turbo oil leak can also occur when the turbocharger is installed incorrectly. Other leaks may be caused as a result of a fault in the turbo like a damaged turbine piston ring, leaks from the exhaust system, bad gaskets, crack in the turbine housing that may be visible only when hot, and a warped flange.
BMW 335i turbo oil supply line leak
This leak indicates a problem with your front turbo. The most common cause of this problem is a bad supply hose, you can change the hose yourself or contact a professional to do it for you. It can also be caused by poor lubrication of the o-rings in your oil system.
2013 BMW 335i xdrive turbo common oil leak
An oil leak in this case occurs when you have reached 70,000 miles without an oil change, this bad oil can interfere with the working mechanism of your car.
Preventing turbo oil leaks
The first thing to do is to ensure that your turbocharger is installed correctly or the right type of turbocharger is used. You need to check the pressure in the turbo to make sure that it is correct to prevent a possible leak. A lot of car users ignore the fact that a damaged exhaust system can affect the turbo, so it is best if you check the exhaust.
Turbo leak associated with problems in the gasket can be fixed by using the appropriate gasket and o-rings as well as not using silicon oil on your gasket as it causes it to be removed from its original position to cause a blockage. If the cause of the turbo leak is unidentifiable, you can contact a professional to see what the issue is.
Frequently Asking Questions
How much does it cost to fix a turbo leak?
Depending on the damage done, it may take $500 to $1600 to fix a turbo leak in a BMW 335i. It will cost less if you choose to fix the leak yourself and it will cost more when contacting a professional.
What does it mean if your turbo is leaking oil?
A turbo oil leak can mean a lot of things, but it usually indicates the poor installation of a turbocharger or a damaged turbocharger it also indicates an incorrect pressure in the turbine housing. Other factors that can contribute include a faulty gasket and a damaged exhaust.
What happens if your turbo is leaking?
With turbo leaks, your oil is wasted easily and you should not drive with a leak. In critical conditions, your car bearing system can get damaged as a result of this leak.
Can a leaking turbo be fixed?
The first step to fixing a leaking turbo is to identify the source of the leak or the problem. After that, you should be able to determine whether you can fix it yourself or if you will need to contact a professional.
Conclusion
A turbo oil leak in your BMW 335i will occur after driving for a long time. It is usually caused by a bad turbocharger or poor installation or it is caused by wrong pressure or faulty gaskets. We recommend that you fix a turbo leak immediately before it causes permanent damage to your car. You should also take your car to a professional if you are not capable of fixing it yourself.
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