Thread: BMW dealership couldn't resolve a check engine light after 5 visits over 3 months...
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      12-20-2018, 12:13 PM   #19
AWF10M5
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Drives: f10 m5
Join Date: Dec 2016
Location: Bikini bottom

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My first 13 had this code after I installed bms intakes and somehow managed to dirty the old MAF.

The MAF are extremely sensitive in this car. When I install the bms this time around I'm going to install new maf too.
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