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What is a Knock sensor?
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09-29-2011, 07:48 AM
benhogan
CPA/Greasemonkey
Join Date: Aug 2009
Location: Chapel Hill
Posts: 1,092
iirc, the knock sensor is the device that advances or retards the spark timing due to altitude or fuel octane.
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1987 190d 2.5Turbo
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