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Computers/Controls - NAD Check/Recovery and Deactivation

SI B 84 25 06
Communication Systems

January 2009
Technical Service

This Service Information bulletin supersedes SI B84 25 06 dated June 2008.
[NEW] designates changes to this revision

SUBJECT
NAD Check, Recovery or Deactivation Procedure (MOST-bus Vehicles)

MODEL
E60, E61 (5 Series) from 7/03 to 2/06 production

E63, E64 (6 Series) from 11/03 to 2/06 production

E65, E66 (7 Series) from 9/02 to 3/06 production

E90, E91 (3 Series) from 3/05 to 2/06 production with Premium Package (ZPP) or BMW Assist(TM) (SA 639)

INFORMATION
[NEW] With the release of ISTA/P, the MOXA procedure for recovering the NAD is no longer valid. Perform standard troubleshooting using ISTA. If the NAD is faulty, the TCU should be replaced.

WARRANTY INFORMATION
For information only





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