Audi A4 2020–2022 — technical service bulletin
Bulletin A3423622067653_3 · NHTSA communication 10230967 · issued Jan 26, 2023
Technical service bulletin
communication type
Equipment
component
2020–2022
model years
10
vehicle entries
Official summary
This bulletin provides instructions for when "Gearbox Malfunction" and/or vehicle does not shift up or down, and/or vehicle is in limp mode home, and/or "reverse gear is unavailable" displayed in the instrument cluster, and/or "You can continue driving (functions limited" with DTCs P071800 and/or P276800 and possible in combination with DTC P081100 and/or P081E00.
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.