Audi A4 2020 — technical service bulletin
Bulletin A9124202074276_1 · NHTSA communication 11002936 · issued Jun 21, 2024
Technical service bulletin
communication type
Electrical System
component
2020
model years
9
vehicle entries
Official summary
ConBox high, red emergency call LED after ConBox is replaced
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.