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Old 01-05-2012, 08:31 AM   #105
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Join Date: Oct 2009
Location: UK
Posts: 1,030
My Ride: 1999 328i
Ignition must be on. Engine can be on or off, depending on what jobs you wish to attend to. Be aware that a prolonged session (40+minutes) can flatten the vehicle battery. Do not reset the Adaptations with the engine running.
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