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Old 09-21-2020, 02:41 PM   #3907
AKITA
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Quote:
Originally Posted by Smaay View Post
When under full boost it sounds like the bypass valve is open, how is that possible? if its under spring tension? What is causing the P0171 codes? its all metered air going in so whats making the lean condition?
So if doesn't close.. as pointed out.. you will have a leak and a lean condition. I understand and agree it's a lot riding on a inexpensive part.
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