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Old 04-09-2010, 05:55 PM
TechFreak TechFreak is offline
Officially Welcomed to the 'Fest
Location: Scotland
Join Date: Aug 2009
Posts: 1,012
Mein Auto: AC Schnitzer 745i Sport
Get hold of another MOST BUS LOOP Connector (same as the one in the glove box) then bypass each Control Unit in the trunk/boot... one at a time.

Hopefully when you bypass the faulty control unit other functions will appear on the IDrive indicating which unit is having the problem.
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