Audi A4 Allroad 2013–2015 — technical service bulletin
Bulletin A911446 2033313- · NHTSA communication 10122423 · issued Jun 25, 2014
Technical service bulletin
communication type
Forward Collision Avoidance
component
2013–2015
model years
12
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 96 number 13-54 dated March 15, 2013. Adaptive Cruise Control (ACC) does not work. Adaptive Cruise Control (ACC) does not work. The message "ACC no sensor vision" appears in the cluster. DTCs are logged in the distance regulation control module, J428 (13). Adaptive Cruise Control (ACC) is deactivated when the radar sensor does not see any objects for an extended period of time (varies based on environmental conditions). The most common cause for this type of deactivation is that the field of vision of the radar sensor is blocked.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.