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BMW 3-Series (E90 E92) Forum
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Wastegate or vacuum leak? Please help me diagnose
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10-28-2018, 05:14 PM | #1 |
First Lieutenant
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Rep 352
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Wastegate or vacuum leak? Please help me diagnose
Hi gang
I got the 0030FF engine light tonight while driving moderately. Checked diagnostics which stated boost pressure too low. Did a little search which highlighted it could be either a vacuum leak or something more sinister like the dreaded wastegate. I had a good look around the engine bay for hose splits/wear and came across two hose near the oil filter which looks worn and possible split? (Picture below). When the engine is running, I can physically hear the sound of air leaking around that area and when I wiggle it around, the tone of the "air leaky sound" changes too. However!!! I also have a distinct rattle from my engine bay which I have added a link to also - which I am not 100% certain if it is a wastegate rattle. What are your thoughts? Fingers crossed it is just the vacuum house! |
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