Not sure about the F30 but this is reality on the F10 ...... alternator is disengaged when accelerating or there is a load on the engine!
Originally Posted by DSXMachina
there is thought of putting a clutch on it so it presents no load when the battery is fully charged
But new batteries are only $500 - $550 for the F10
2011 535i Black Sapphire Metallic, Sport, Euro Del (ret)
2009 328i Black Sapphire Metallic
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