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Old 07-13-2007, 09:23 PM   #9
loufish
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Join Date: Oct 2004
Location: Sunny Burbank, CA
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Re: Knock Sensor - Detection and Tools

Are you sure the factory Knock sensors make good acustic sensors?
The are powered by the PCM, and ground themselves during "knock", the schematic shows pulling of the powered side of the sensor, doesn't look like a good sensor for creating sound...
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