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Old 08-24-2012, 05:33 AM
chrisn7 chrisn7 is offline
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Location: Huddersfield, West Yorks
Join Date: Oct 2011
Posts: 713
Mein Auto: 750iL
The Mk 3 nav has a key code that the Mk1 and Mk 2 didn't. If this is what is required, consider putting the cash towards upgrading to a Mk4 nav which is a simple plug n play, no key code, and allows the most recent v31 software. With the Mk3 nav, you also have to ensure the indicator light on the unit is off before disconnecting the battery...
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