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      03-09-2020, 06:52 AM   #21
HighlandPete
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Drives: BMW F11 535i Touring
Join Date: Mar 2007
Location: Scotland, Highland Region

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Quote:
Originally Posted by Skeewiff03 View Post
I am on the same as you, even though I drive mostly in Comfort.
Went car went in for SW update, the dealer charged the battery and ASS worked fine for the next day; and then went off again...
Now, I have come to live with the fact that their system is not as intelligent as it should be
You could look at it another way.

It is intelligent enough to switch off the stop-start function, as your driving profile doesn't give the battery enough charge, and/or your energy demands are high.

The fact it keeps the engine running means more charge time and lessens demand on the battery.
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