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      10-22-2019, 10:56 PM   #10
coldfish
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Drives: Alpine White 2018 M3 F80
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Quote:
Originally Posted by Kev608 View Post
Quote:
Originally Posted by m4dbimmer View Post
I didn't. They're new, but I'm planning to look them over tomorrow.

Would a failed o2 sensors cause this sort of behavior?
Interesting that the three cylinders are sequential. I just noticed that and wonder if that's the clue. I'm not sure how spark is controlled on this engine. It isn't going to be an O² sensor.
seems to be issue for bank 2 cylinders.
could be bank 2 O2 sensor.
Appreciate 0