Audi A6 2021–2026 — technical service bulletin
Bulletin TSB_2076396_2 · NHTSA communication 11025344 · issued Oct 17, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2026
model years
60
vehicle entries
Official summary
This bulletin provides information regarding Audi pre sense system fault, adaptive cruise assist inop (DTC C12D5FA).
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
- 2026 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
- 2026 Audi A8
- 2021 Audi A8 L E
- 2021 Audi E-Tron
- 2022 Audi E-Tron
- 2023 Audi E-Tron
- 2022 Audi E-Tron GT
- 2023 Audi E-Tron GT
- 2024 Audi E-Tron GT
- 2025 Audi E-Tron GT
- 2026 Audi E-Tron GT
- 2021 Audi E-Tron Sportback
- 2022 Audi E-Tron Sportback
- 2023 Audi E-Tron Sportback
- 2021 Audi Q8
- 2022 Audi Q8
- 2023 Audi Q8
- 2024 Audi Q8 E-Tron
- 2025 Audi Q8 E-Tron
- 2024 Audi Q8 Sportback E-Tron
- 2025 Audi Q8 Sportback E-Tron
- 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
- 2026 Audi RS 6 Avant
- 2021 Audi RS 7
- 2022 Audi RS 7
- 2023 Audi RS 7
- 2024 Audi RS 7
- 2025 Audi RS 7
- 2026 Audi RS 7
- 2022 Audi RS E-Tron GT
- 2023 Audi RS E-Tron GT
- 2024 Audi RS E-Tron GT
- 2026 Audi RS E-Tron GT
- 2021 Audi RS Q8
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.