E60 / E61 (2004 - 2010)
I scanned my '08 550i with INPA and got error codes:
10700 - misfire on a cylinder
10705 - cylinder 5 misfire code
12158 - unknown
So I went ahead and changed the coil pack and spark plug on cylinder 5. I also went ahead and changed the other 7 spark plugs since I was in there. I cleared all...