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Old 02-06-2012, 12:32 AM
ard ard is offline
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Location: Sierra foothills
 
Join Date: Jul 2009
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Mein Auto: '12 X5 35d/E39M5/996TTX50
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You will need BMW to run the TSB on parasitic drain- they will log every activity on the bus over a day or so and try to find whta modules are waking up at the wrong time and draining the battery.
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