Audi A4 2017 — technical service bulletin
Bulletin TSB_2054630_3 · NHTSA communication 11016509 · issued Mar 6, 2025
Technical service bulletin
communication type
Electrical System
component
2017
model years
2
vehicle entries
Official summary
This TSB provides information when the SOS warning is displayed in the instrument cluster; DTCs B105313 and B153313 stored in the data bus diagnostic interface.
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.