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      01-16-2013, 07:03 PM   #5

insane79's Avatar
Drives: E90 lci
Join Date: Apr 2012
Location: Earth

Posts: 1,084
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Originally Posted by jchastn View Post
These cars need batteries that are in great shape to run and to just sit and use electricity. If the battery is 3+years old and it was close to completely discharged, it may have been damaged to the point that it wont be usable.
after i got the warning i did take it for a spin for around 50miles & everything seemed fine after that, there is a hidden menu that allows you to check the battery voltage so what voltage will tell me if the battery is ok?