BMW 3-Series (E90 E92) Forum - View Single Post - [FIXED] N53 weird misfires (rough idle & rare power loss)

mahoone · 02-25-2019, 02:49 AM

That's great! Well done

I had the 30E9 code when I bought the car. I ended up buying NOXEM which got rid of it permanently.
When you start the car in the morning does it rev up to 700-800 rpm and then gradually drop down to idle rpm?

Here's what mine look like:

02-25-2019, 02:49 AM	#51
mahoone New Member 1 Rep 20 Posts Drives: BMW 330i M Sport Join Date: Mar 2018 Location: Cardiff iTrader: (0)	That's great! Well done I had the 30E9 code when I bought the car. I ended up buying NOXEM which got rid of it permanently. When you start the car in the morning does it rev up to 700-800 rpm and then gradually drop down to idle rpm? Here's what mine look like:
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