Thread: Trans Fail Safe Mode...yet another post..
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  #22  
Old 04-09-2013, 04:11 PM
roadriderg roadriderg is offline
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Quote:
Originally Posted by 808russian808 View Post
My battery is about 12.7 and 13.8 when charging. Is that ok?
That sounds about right. Problem really starts with voltage spikes from the alternater. Mine was above 16 and everything when crazy. You would think bmw would have put protection from that. DSC when crazy, trans failure mode, lights everywhere. All from voltage spikes.

Gary
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