sure sounds like a misfire to me, and i thinks thats a misfire code, though dont quote me on it. If you google around youll find bmw code lists, if you cant i have them in a spreadsheet at home, so i can look it up if need be. Misfires happen, your car is likely just fine. A few main culprits could be causing this
Do some forum searching and youll see what the procedure is for finding where the misfire is/ if it "follows" when you swap coil packs. Good luck, I wouldnt freak out these things happen.
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