Audi A7 E 2021–2025 — technical service bulletin
Bulletin TSB_2079460_1 · NHTSA communication 11025248 · issued Oct 2, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2025
model years
7
vehicle entries
Official summary
This Pending Service Solution (PSS) requests that technicians enter a record in the PSS database in instances wehre there is an electrical system fault - U029A00, U059B00, P0B3400 in 008C.
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.