Audi A3 2017–2018 — technical service bulletin
Bulletin Circular 34L4 · NHTSA communication 10241489 · issued Aug 3, 2023
Technical service bulletin
communication type
Power Train
component
2017–2018
model years
3
vehicle entries
Official summary
Audi is providing updated transmission control module (TCM) software to enhance an in-vehicle alert should a problem arise within the auxiliary hydraulic pump. Additionally, if a specific fault is found after the software is updated, a repair will be made to the transmission.
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.