When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I have an Audi A4 1.8t Quattro that has boost problems. It won’t go past 0 and it makes a humming sound when accelerating. This made me start looking for leaks but no luck. Then I found this disconnected hose. What does this connect to? Is this my problem?
08-06-2022, 11:37 AM
No boost, weird noise when accelerating
