Audi A6 Sportback E-Tron 2019–2027 — technical service bulletin
Bulletin TSB_2081990_1 · NHTSA communication 11033509 · issued May 20, 2026
Technical service bulletin
communication type
Electrical System
component
2019–2027
model years
52
vehicle entries
Official summary
This bulletin provides information regarding high voltage battery leak test documentation.
Vehicles covered
- 2025 Audi A6 Sportback E-Tron
- 2027 Audi A6 Sportback E-Tron
- 2021 Audi A7 E
- 2022 Audi A7 E
- 2020 Audi A8 L E
- 2021 Audi A8 L E
- 2019 Audi E-Tron
- 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
- 2020 Audi E-Tron Sportback
- 2021 Audi E-Tron Sportback
- 2022 Audi E-Tron Sportback
- 2023 Audi E-Tron Sportback
- 2022 Audi Q4 E-Tron
- 2023 Audi Q4 E-Tron
- 2024 Audi Q4 E-Tron
- 2025 Audi Q4 E-Tron
- 2026 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
- 2026 Audi Q4 Sportback E-Tron
- 2020 Audi Q5 E
- 2021 Audi Q5 E
- 2022 Audi Q5 E
- 2023 Audi Q5 E
- 2024 Audi Q5 E
- 2025 Audi Q5 E
- 2025 Audi Q6 E-Tron
- 2025 Audi Q6 Sportback E-Tron
- 2027 Audi Q6 Sportback E-Tron
- 2024 Audi Q8 E-Tron
- 2024 Audi Q8 Sportback E-Tron
- 2022 Audi RS E-Tron GT
- 2023 Audi RS E-Tron GT
- 2024 Audi RS E-Tron GT
- 2025 Audi RS E-Tron GT
- 2026 Audi RS E-Tron GT
- 2025 Audi S6 Sportback E-Tron
- 2027 Audi S6 Sportback E-Tron
- 2026 Audi S E-Tron GT
- 2025 Audi SQ6 E-Tron
- 2027 Audi SQ6 E-Tron
- 2027 Audi SQ6 Sportback E-Tron
- 2024 Audi SQ8 E-Tron
- 2024 Audi SQ8 Sportback E-Tron
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.