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      02-25-2011, 02:33 PM   #132
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Drives: e92 335 - gone // e36 M3 turbo
Join Date: Mar 2007
Location: Ellicott City, MD

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Originally Posted by biz77 View Post
Mike, again:

Here is an explanation on the Subaru knock control system:

How does BMWs system differ? I can go and set my timing tables on my Subaru so that it also knocks on pump gas (not that I would.) The knock control system will circumvent the knock through feedback knock correction, fine learning knock correction and IAM adjustment. If I put race gas in, the system will then advance timing back up in response to the higher octane. Again, how is this different from what BMW is doing?
we may have just witnessed the beginning of JB subi, a branch of JB bmw