Audi A4 2019–2020 — technical service bulletin
Bulletin A912231205594512 · NHTSA communication 10222112 · issued Sep 23, 2022
Technical service bulletin
communication type
Equipment
component
2019–2020
model years
21
vehicle entries
Official summary
This bulletin contains repair instructions for when the warning message "SOS Emergency call function deactivated" is seen in the instrument cluster.
Vehicles covered
- 2019 Audi A4
- 2020 Audi A4
- 2020 Audi A4 Allroad
- 2019 Audi A5
- 2020 Audi A5
- 2019 Audi A5 Cabriolet
- 2020 Audi A5 Cabriolet
- 2019 Audi A6
- 2020 Audi A6
- 2019 Audi A7
- 2020 Audi A7
- 2019 Audi A8
- 2020 Audi A8
- 2019 Audi Q8
- 2020 Audi Q8
- 2019 Audi S4
- 2020 Audi S4
- 2019 Audi S5
- 2020 Audi S5
- 2019 Audi S5 Cabriolet
- 2020 Audi S5 Cabriolet
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.