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Old 06-22-2002, 03:49 AM   #3
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Join Date: Jan 1970
Location: Vancouver, BC, Canada
Posts: 1,990
My Ride: '01 330i
I think I know what you're talking about. Those flaps open up when the throttle opens beyond a certain point. When you video taped the ECIS, was the hood open? If so, the heat-shielded area would not be enclosed and the vacuum wouldn't be great enough to open up any of those flaps.
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