Audi A3 2021–2025 — technical service bulletin
Bulletin TSB_2077616_4 · NHTSA communication 11023779 · issued Sep 29, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2025
model years
25
vehicle entries
Official summary
This bulletin provides information for vehicles that did not have an online connection between 03/02/2025 and 5/5/2025 after a service visit.
Vehicles covered
- 2022 Audi A3
- 2023 Audi A3
- 2024 Audi A3
- 2025 Audi A3
- 2021 Audi Q3
- 2022 Audi Q3
- 2023 Audi Q3
- 2024 Audi Q3
- 2025 Audi Q3
- 2022 Audi Q4 E-Tron
- 2023 Audi Q4 E-Tron
- 2024 Audi Q4 E-Tron
- 2025 Audi Q4 E-Tron
- 2022 Audi Q4 Sportback E-Tron
- 2023 Audi Q4 Sportback E-Tron
- 2024 Audi Q4 Sportback E-Tron
- 2025 Audi Q4 Sportback E-Tron
- 2022 Audi RS 3
- 2023 Audi RS 3
- 2024 Audi RS 3
- 2025 Audi RS 3
- 2022 Audi S3
- 2023 Audi S3
- 2024 Audi S3
- 2025 Audi S3
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.