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      08-31-2012, 11:40 AM   #9
shiv@vishnu
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Drives: X1, 335i
Join Date: Sep 2006
Location: SF Bay, CA

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Quote:
Originally Posted by BADS335 View Post
I just did the walnut shells and plugs a couple months ago. I would hate to swap out all the coils to find out it was not a coil issue. One is fairly new as one did go bad.

Any other way to diagnose the KR without swapping hardware?
Not really unfortunately. You essentially diagnosed the nature of the KR by running 100oct fuel already. I presume the same KR exists at lower boost levels as well?