where is the engine knock sensor located?

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10-28-2008, 04:43 PM

Phil R

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where is the engine knock sensor located?

I found a disconnected plug and it looks like a knock sensor. its not plugged into anything

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10-28-2008, 04:56 PM

theedge

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Just behind and almost under the idle control valve.

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10-28-2008, 05:35 PM

951Porschiste

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A picture is worth 1000 words:

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10-28-2008, 06:39 PM

Phil R

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ok cool, thanks. I have a sensor that looks just like that except it is on the back of the lower block against the firewall. its not plugged into anything. female plug looks like the o2 sensor.

any ideas?

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10-28-2008, 06:47 PM

Jeremy Himsel

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It's a diagnostic plug the factory/stealership used. It goes to a sensor on the bellhousing.

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