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      03-03-2022, 03:05 PM   #4
TopJimmy
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Drives: 2023 M3 Comp xDrive
Join Date: Jul 2019
Location: Chester County, PA

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Check that all of the connections of the small black air tube are well secured. This air tube runs from the J-pipe up to the front long intake pipe. It's a very common spot to find a leak causing "plausibility" codes.
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