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Strange noise turbo - youtube link for helping

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Heryst78

Proven Member
119
11
Feb 9, 2017
Paris, Europe
hey Guys :)

My dsm makes since tonight an ugly noise...
I upload a video from YouTube

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My pressure turbo is at 1B (14.5psi), but the car doesn’t want to run with all its horsepower
It’s looks to be blocked by something

I checked all the hose, vacuum, and I didn’t found any leaks...

Thanks for help :)
 
Have you done a boost leak test yet? It almost sounds like a leak of pressurized air.
 
I will say this. Lets not think of the worst first. I had very similar sound and it was injector seals leaking. So first you check the oil level. Then you pull the snorkel and check shaft play. Than you perform a boost leak test. And then you come back and tell us what was it. Also you can listen with stethoscope all the pulleys/bearings. In rare case water pump seals or other seals could make noise. Start with basic investigation before you over react. If that is not it then have some beer, take a walk and when you come down start looking into it more closely. By the way deep down inside ricer in me is loving the bov sound.
 
Definitely check for shaft play, when my t25 went out that thing sounded like a kazoo, also check your intercooler for any cracks, because i had a small hole in mine and it made some pretty funny noises.
 
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