 Stutter after 1st rev, what's the issue?diagnose stutter after quick rev of engine; only the first rev exhibited the bogging, none of the other ones bogged unfortunately
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01/17/2020
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3rd gear into 4th, after rear o2's switched & dpfix removed Cobb Stage 2+ drive map; 2007 335i 6MT 150k miles; new mitsu turbos, new coils & plugs, index 11 injectors. Rear o2's were switched accidentally so swapped them back to correct positions, and also removed the dpfix device completely. Pull is 3rd gear into 4th at 55F day.
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10/20/2019
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4th gear pull, after o2's replaced, 65 degrees F 2007 335i coupe; after both bank 2 o2's replaced and dpfix connected but set to 'off' position, Cobb Stage 2+ Drive, 6MT 150k miles, new mitsu turbo's, new plugs and coils, DCI's w/ VRSF 7in fmic and VRSF dp's,
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10/06/2019
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3rd into 4th - 65 degrees, after o2 replaced After bank 2 primary and secondary o2's replaced, dpfix installed but rewired more securely set to 'off'. 150k miles, 6mt, new mitsu turbo's, new plugs & coils, index 11's w/ 60k miles, Cobb Stage2+ Drive map; DCI's w/ vrsf 7in and vrsf dp's.
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10/06/2019
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stft bnk2 flat and more throttle input Here, I'm showing what happens when bnk2 stft is flat, and i apply more throttle at certain points. a/f ratios don't match and bnk 2 is very high. also check ltft's
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09/24/2019
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