Audi A6 2021–2025 — technical service bulletin
Bulletin TSB_2078826_1 · NHTSA communication 11021485 · issued Jul 31, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2025
model years
60
vehicle entries
Official summary
This bulletin provides informaton when the turn signal light does not work.
Vehicles covered
- 2021 Audi A6
- 2022 Audi A6
- 2023 Audi A6
- 2024 Audi A6
- 2025 Audi A6
- 2021 Audi A6 Allroad
- 2022 Audi A6 Allroad
- 2023 Audi A6 Allroad
- 2024 Audi A6 Allroad
- 2025 Audi A6 Allroad
- 2021 Audi A7
- 2022 Audi A7
- 2023 Audi A7
- 2024 Audi A7
- 2025 Audi A7
- 2021 Audi A7 E
- 2022 Audi A7 E
- 2021 Audi A8
- 2022 Audi A8
- 2023 Audi A8
- 2024 Audi A8
- 2025 Audi A8
- 2021 Audi A8 L E
- 2024 Audi Q3
- 2025 Audi Q3
- 2021 Audi Q7
- 2022 Audi Q7
- 2023 Audi Q7
- 2024 Audi Q7
- 2025 Audi Q7
- 2021 Audi Q8
- 2022 Audi Q8
- 2023 Audi Q8
- 2024 Audi Q8
- 2025 Audi Q8
- 2021 Audi RS 6 Avant
- 2022 Audi RS 6 Avant
- 2023 Audi RS 6 Avant
- 2024 Audi RS 6 Avant
- 2025 Audi RS 6 Avant
- 2021 Audi RS 7
- 2022 Audi RS 7
- 2023 Audi RS 7
- 2024 Audi RS 7
- 2025 Audi RS 7
- 2021 Audi RS Q8
- 2022 Audi RS Q8
- 2023 Audi RS Q8
- 2024 Audi RS Q8
- 2025 Audi RS Q8
- 2021 Audi S6
- 2022 Audi S6
- 2023 Audi S6
- 2024 Audi S6
- 2025 Audi S6
- 2021 Audi S7
- 2022 Audi S7
- 2023 Audi S7
- 2024 Audi S7
- 2025 Audi S7
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.