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Thread: Knock Sensor #4
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Old 09-27-2007, 09:02 AM
rtw_travel rtw_travel is offline
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Location: Vancouver
Join Date: Feb 2005
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Mein Auto: '98 540i/6
I think the first thing you have to do is figure out where knock sensor#4 is. IIRC, there are only two near the valley pan.
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