|
I would suggest it's either an injector or a coil pack. You should also check your plugs. Those three items are the first to reveal themselves when you up the boost on an N63.
Google those codes. I think 30FF is a boost leak which could make itself noticeable when you run few a more psi.
__________________
2006 E90 330i (retired)
2009 E90 335i (retired)
2012 E70 X5 50i M Sport (retired)
2016 F10 535i M Sport
|