Affected Component: ELECTRICAL SYSTEM: SOFTWARE

Date Published
SEP 11, 2013
NHTSA TSB #
10121373
TSB Document
Summary
Supersedes Technical Service Bulletin Group 96 number 13-63 dated May 29, 2013. Audi Lane Change Assistant deactivates or is sporadically inoperative. Message ?Side Assist Unavailable? is displayed in the Driver Information Display when the system deactivates. Audi Lane Change Assistant can be activated without issue. DTCs are stored in the Lane Change Assistance control module. A software issue within J769 causes a diagnostic fault, which deactivates the Audi Lane Change Assistant temporarily.