BMW 3-Series (E90 E92) Forum - View Single Post - DIY-Changing spark plugs on e90 330i

IronBear · 07-16-2012, 01:33 PM

Are the coils to be replaced with the spark plugs? Or only if there is an issue related to the coils (miss fires, etc.) are they to be replaced? I need to replace my spark plugs and I am not sure if the coils should be replaced as well.

Thanks

07-16-2012, 01:33 PM	#122
IronBear Enlisted Member 2 Rep 39 Posts Drives: 2006 330xi Join Date: Aug 2007 Location: Northern NJ iTrader: (1)	Coils Are the coils to be replaced with the spark plugs? Or only if there is an issue related to the coils (miss fires, etc.) are they to be replaced? I need to replace my spark plugs and I am not sure if the coils should be replaced as well. Thanks
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