Audi A5 2025–2026 — technical service bulletin
Bulletin TSB_2081403_1 · NHTSA communication 11031049 · issued Mar 20, 2026
Technical service bulletin
communication type
Electrical System
component
2025–2026
model years
18
vehicle entries
Official summary
This TSB provides information when driver assist systems and traffic sign recognition sometimes inop DTC: U198C00, U147C00, U194E00.
Vehicles covered
- 2025 Audi A5
- 2026 Audi A5
- 2026 Audi A6
- 2025 Audi A6 Sportback E-Tron
- 2025 Audi Q5
- 2026 Audi Q5
- 2025 Audi Q5 Sportback
- 2026 Audi Q5 Sportback
- 2025 Audi Q6 E-Tron
- 2025 Audi Q6 Sportback E-Tron
- 2025 Audi S5
- 2026 Audi S5
- 2025 Audi S6 Sportback E-Tron
- 2025 Audi SQ5
- 2026 Audi SQ5
- 2025 Audi SQ5 Sportback
- 2025 Audi SQ6 E-Tron
- 2025 Audi SQ6 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.