Audi A4 2023 — technical service bulletin
Bulletin A9123762069329_2 · NHTSA communication 10232104 · issued Feb 21, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
25
vehicle entries
Official summary
This bulletin provides information for when the e-call LED is red, and an SOS Malfunctions is displayed on the instrument cluster. DTC U13EB00 may be stored in the Emergency Call Module and Communication Unit.
Vehicles covered
- 2023 Audi A4
- 2023 Audi A5
- 2023 Audi A5 Cabriolet
- 2023 Audi A6
- 2023 Audi A7
- 2023 Audi A8
- 2023 Audi E-Tron
- 2023 Audi Q5
- 2023 Audi Q5 PHEV
- 2023 Audi Q7
- 2023 Audi Q8
- 2023 Audi R8
- 2023 Audi RS 5
- 2023 Audi RS 6 Avant
- 2023 Audi RS 7
- 2023 Audi RS Q8
- 2023 Audi S4
- 2023 Audi S5
- 2023 Audi S5 Cabriolet
- 2023 Audi S6
- 2023 Audi S7
- 2023 Audi S8
- 2023 Audi SQ5
- 2023 Audi SQ7
- 2023 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.