BMW 3-Series (E90 E92) Forum - View Single Post

catcher22 · 04-12-2013, 11:58 AM

Change only the plugs, but buy 2 extra coils just in case one or two go bad.

The coils like to fail and can break when you pull them out to get to the plugs. You'll know when a coil starts to go bad because the car runs like crap

04-12-2013, 11:58 AM	#12
catcher22 Captain 294 Rep 922 Posts Drives: 2008 335xi Coupe Join Date: May 2008 Location: Virginia iTrader: (2)	Change only the plugs, but buy 2 extra coils just in case one or two go bad. The coils like to fail and can break when you pull them out to get to the plugs. You'll know when a coil starts to go bad because the car runs like crap
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