Found this...

Here's the link. Works on both E70 and E90. Should work on many others too.

Remember to add up last 5 digits of VIN, not all digits, for the unlock code.

http://www.scoopz.com/m5board/E60_Hi...structions.pdf[/QUOTE]

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2012 X5 50i & 2003 X5 4.6