Audi A4 2023–2025 — technical service bulletin
Bulletin A5724622075236_1 · NHTSA communication 11009369 · issued Sep 16, 2024
Technical service bulletin
communication type
Electrical System
component
2023–2025
model years
41
vehicle entries
Official summary
This bulletin provides information when the ignition cannot be switched on, DTC "U043100" or "U014100" stored in gateway (DA0019).
Vehicles covered
- 2023 Audi A4
- 2024 Audi A4
- 2023 Audi A4 Allroad
- 2024 Audi A4 Allroad
- 2023 Audi A5
- 2024 Audi A5
- 2023 Audi A5 Cabriolet
- 2024 Audi A5 Cabriolet
- 2023 Audi A5 Sportback
- 2024 Audi A5 Sportback
- 2023 Audi E-Tron GT
- 2024 Audi E-Tron GT
- 2023 Audi Q7
- 2024 Audi Q7
- 2025 Audi Q7
- 2023 Audi Q8
- 2024 Audi Q8
- 2025 Audi Q8
- 2023 Audi RS 5
- 2024 Audi RS 5
- 2023 Audi RS 5 Sportback
- 2024 Audi RS 5 Sportback
- 2023 Audi RS E-Tron GT
- 2024 Audi RS E-Tron GT
- 2023 Audi RS Q8
- 2024 Audi RS Q8
- 2025 Audi RS Q8
- 2023 Audi S4
- 2024 Audi S4
- 2023 Audi S5
- 2024 Audi S5
- 2023 Audi S5 Cabriolet
- 2024 Audi S5 Cabriolet
- 2023 Audi S5 Sportback
- 2024 Audi S5 Sportback
- 2023 Audi SQ7
- 2024 Audi SQ7
- 2025 Audi SQ7
- 2023 Audi SQ8
- 2024 Audi SQ8
- 2025 Audi SQ8
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.