Audi A4 2011–2015 — technical service bulletin
Bulletin 37 14 47 2029027 · NHTSA communication 10210696 · issued Sep 26, 2014
Technical service bulletin
communication type
Electrical System
component
2011–2015
model years
17
vehicle entries
Official summary
Customer may report transmission warning light is illuminated. In some cases, the vehicle will not move after being started and placed into gear. After key cycle, the vehicle drives without restriction. The DTCs are stored due to an issue with the transmission control module software.
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.