Audi A4 2020 — technical service bulletin
Bulletin A9123782060197_2 · NHTSA communication 10233692 · issued Mar 8, 2023
Technical service bulletin
communication type
Electrical System
component
2020
model years
7
vehicle entries
Official summary
This bulletin provides information for when the message "Emergency call function: malfunction! Function restricted. Please contact service" is displayed in the instrument cluster; one of the following DTCs may be stored in the telematics control module: B18BD11, or B18BD13.
Vehicles covered
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.