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Hmm... post-chipping question (sounds and what to do about it, if anything)

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Old 10-30-2000, 03:29 PM
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Default Hmm... post-chipping question (sounds and what to do about it, if anything)

I just got an APR chip for my 2001 1.8T, and now under full throttle I get this rather audible sound like gas escaping from a balloon at a rapid rate. In stock mode, there's no sound like that. I mean, it doesn't just sound like the turbo spooling up faster, it sounds like a leak or something -- but only WOT in chipped mode. Is this what everyone is referring to as the bypass valve?

-Rob
Old 10-30-2000, 04:39 PM
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I have this sound too. Someone change the BPV, but still have it.
Old 10-30-2000, 04:45 PM
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Default How do you like the chip on the 01'?

Do you really notice the increase? Did you get a spare ECU?
Old 10-30-2000, 04:47 PM
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No spare ECU... it's a noticable difference... just worried about this sound Help!
Old 10-30-2000, 05:08 PM
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Default Most people say that the BPV problem sounds a bit like blowing over a coke bottle.

Read Edward Palisoc's post "The supposed argument".<ul><li><a href="https://www.audiworld.com/forum/m/a4/msgs/337610.phtml">https://www.audiworld.com/forum/m/a4/msgs/337610.phtml</a</li></ul>
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