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      12-08-2012, 09:35 PM   #9
jetvet
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Drives: 2008 335i e90
Join Date: Sep 2012
Location: Cincinnati

iTrader: (1)

I suppose it could be a number of things but it sounds like a bad coil to me. My buddies car had the same problem and we replaced the coils one by one until we found the faulty one.
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2008 E90 TiAg w/ Sport Package
JB4 G5 ISO/BMS OCC/BMS DCI/RL DPs/CP-E CP/Tial BoV/VRSF 7" FMIC/Walbro GSL392/423rwhp & 432tq