I'm not familiar with BMW Scanner and it's capabilities. I was able to code my new SAS to my VIN using Progman, which is a program that often accompanies DIS installations. Other programming apps (e.g., ISTA-P) can also accomplish it without having access to your old SAS.

AM.

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E70 2010 3.0 M57 AT Titanium Silver with Black Leather
E53 2004 3.0 M54 AT Toledo Blue with Gray Leather
E83 2008 3.0 N52 AT Silver Gray Metallic with Black Vinyl
E46 1999 2.8 M52TU 5MT Black with Tan Leather 250K+ miles (Sold, but not forgotten)