M5POST - BMW M5 Forum - View Single Post - Please help!! 2013 BMW M5 power cut on high boost!

M6Roar · 03-21-2022, 05:08 AM

I can see wheel spinning or bumpy road, TB taking dips, 2 knocks and cylinder 3 is taking a big dip.

First knock is fine but the 2nd isn't. what type of fuel are using and what type of fuel are you tuned for? also check your gap.

03-21-2022, 05:08 AM	#6
M6Roar Second Lieutenant 86 Rep 242 Posts Drives: '14 M6GC Join Date: Apr 2018 Location: Bahrain iTrader: (0)	I can see wheel spinning or bumpy road, TB taking dips, 2 knocks and cylinder 3 is taking a big dip. First knock is fine but the 2nd isn't. what type of fuel are using and what type of fuel are you tuned for? also check your gap.
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