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      08-02-2012, 10:44 AM   #8
Z K
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Drives: E90 M3, G20 M340i
Join Date: Jul 2011
Location: San Francisco

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MAF sensor is very delicate. If you knock it or get it dirty can kill the sensor... Try replacing the sensor and try it. I'm glad the M3 doesn't have a MAF sensor.
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