Antitheft - Electronic Steering Lock Lamp ON/DTC A0AA
SI B 61 28 06General Electrical Systems
May 2007
Technical Service
This Service Information bulletin supersedes S.I. B61 28 06 dated January 2006.
[NEW] designates changes to this revision
SUBJECT
ELV Warning in Instrument Cluster
MODEL
E90, E91, E92 (3 Series)
E60, E61 (5 Series)
E63, E64 (6 Series)
SITUATION
The ELV (Electronic Steering Lock) check control warning illuminates in the instrument cluster and in some cases, engine start is inhibited. Diagnostics reveals fault code A0AA in the CAS (Car Access System) and prompts a control unit replacement.
CAUSE
Low voltages in the vehicle electrical system when cranking/starting the engine.
PROCEDURE
[NEW] This problem has been integrated into DIS diagnostics. Follow diagnostics and relevant test plan using DIS V49.0 or later.
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