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Roger, BMW Master Tech
Category: BMW
Satisfied Customers: 3045
Experience:  10 yrs. experience as BMW Master Technician, shop foreman and dealer.
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I own a 2008 bmw 328i.If I accelerate slowly it's fine,but

Customer Question

I own a 2008 bmw 328i.If I accelerate slowly it's fine,but if I accelerate fast check engine light illuminates and starts running rough. If I then shut the engine off the check engine light will reset automatically and run smooth again until I accelerate quickly.I tried to restart the car the other morning wore battery down trying to start iit.TOok it in they I don't think recharged the battery said my battery was no good put in a new one does the same thing.The battery 420.00 and I knew this wasn't the problem what do you think.
Submitted: 1 year ago.
Category: BMW
Expert:  eauto replied 1 year ago.

has anyone scanned it for trouble codes?