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Running Rough and Misfires
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11-10-2021, 08:50 PM
andrewwynn
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Join Date: Jun 2015
Location: Racine, WI
Posts: 12,501
There is a test for a bad MAF: tap with the handle of a screwdriver while the engine is idling; it should not cause and change in RPM. If it changes the MAF is shot
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2011 E70 • N55 (me)
2012 E70 • N63 (wife)
andrewwynn
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X5
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