Bimmerfest - BMW Forums - View Single Post - Just got trans fail safe prog error on my 2000 540i no hint of driving problem prior.
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Old 07-10-2013, 05:20 AM
Reeds 540 Reeds 540 is offline
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Location: South Bend
Join Date: Jan 2013
Posts: 75
Mein Auto: 2000 540i
Assuming the guys at autozone don't know how. what is the procedure for checking the resting voltage on the battery. I am wary of disconnecting it for fear of loosing codes to radio and other electronics. I am at least the third owner of the car and not sure they are available.
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