Audi A3 2021–2025 — technical service bulletin
Bulletin AVIN4APIN20250403 · NHTSA communication 11017598 · issued Apr 3, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2021–2025
model years
29
vehicle entries
Official summary
Summary of all Audi Vin4Pin topics in April Cylinder head cover bolts leaking Oil leak from Oil filter Engine oil pressure switch Airbag light, DTC B12251B Steering column switch dislocated Sunroof shade binds
Vehicles covered
- 2022 Audi A3
- 2023 Audi A3
- 2024 Audi A3
- 2025 Audi A3
- 2022 Audi A4
- 2023 Audi A4
- 2024 Audi A4
- 2025 Audi A4
- 2022 Audi A5
- 2023 Audi A5
- 2024 Audi A5
- 2025 Audi A5
- 2021 Audi Q5
- 2022 Audi Q5
- 2023 Audi Q5
- 2024 Audi Q5
- 2025 Audi Q5
- 2022 Audi Q7
- 2023 Audi Q7
- 2024 Audi Q7
- 2025 Audi Q7
- 2024 Audi Q8
- 2025 Audi Q8
- 2022 Audi RS 3
- 2023 Audi RS 3
- 2024 Audi RS 3
- 2022 Audi S3
- 2023 Audi S3
- 2024 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.