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      12-09-2012, 10:01 AM   #21
N8N
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Drives: 2009 E92 335i 6MT
Join Date: Sep 2012
Location: Berwyn Heights, MD

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Quote:
Originally Posted by Eric335 View Post
You could take a look at all of them, and whichever seems the most worn down, replace it (or as many as you want). Or you could do what i am doing, and keeping a replacement in the garage for when misfires start.
Not a bad idea to keep a spare, but how could one tell condition of a N54 coil from inspection?
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