Audi A4 2020–2025 — technical service bulletin
Bulletin TSB_2059528_18 · NHTSA communication 11030991 · issued Mar 4, 2026
Technical service bulletin
communication type
Electrical System
component
2020–2025
model years
60
vehicle entries
Official summary
This TSB provides information when the Emergency call SOS light has a fault, LED red; DTC B200000.
Vehicles covered
- 2020 Audi A4
- 2021 Audi A4
- 2022 Audi A4
- 2023 Audi A4
- 2024 Audi A4
- 2025 Audi A4
- 2020 Audi A4 Allroad
- 2021 Audi A4 Allroad
- 2022 Audi A4 Allroad
- 2023 Audi A4 Allroad
- 2024 Audi A4 Allroad
- 2025 Audi A4 Allroad
- 2020 Audi A5
- 2021 Audi A5
- 2022 Audi A5
- 2023 Audi A5
- 2024 Audi A5
- 2020 Audi A5 Cabriolet
- 2021 Audi A5 Cabriolet
- 2022 Audi A5 Cabriolet
- 2023 Audi A5 Cabriolet
- 2024 Audi A5 Cabriolet
- 2020 Audi A5 Sportback
- 2021 Audi A5 Sportback
- 2022 Audi A5 Sportback
- 2023 Audi A5 Sportback
- 2024 Audi A5 Sportback
- 2025 Audi A5 Sportback
- 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
- 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
- 2021 Audi E-Tron Sportback
- 2022 Audi E-Tron Sportback
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.