Bad Jb4 dyno results but car seems fine? Please someone help!
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12-04-2012, 09:04 PM
BimmerPost Supporting Vendor
Drives: 2007 335i, 2015 M3
Join Date: Dec 2008
Clearly the tune is off for most of the dyno run. Probably some failsafe system. Unless you are able to datalog don't waste your time or money on dyno testing as you won't really know what is going on.
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