S50B32 Missfire & surge at 3000rpm & rev counter fluctuating

Dean M3

Active member
Mr Occo said:
Just stopped at my mate, he is a Bmw specialist and said 99% sure it's computer box

thanks going to check that out ,although i did swap it out with 1 that had software to a stock , but i'll try that again though :thumbs:
 

StK

New member
calypso said:
I had similar with cracked spark plugs.

Spark plugs or coil packs? Hairline fractures on the coil packs can cause this issue but then again so can a good few other things too....haven't heard of cracked spark plugs before-but then again anything can happen
 
Top