Audi A3 2017–2018 — technical service bulletin
Bulletin A9121982055591_5 · NHTSA communication 10193264 · issued May 3, 2021
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
18
vehicle entries
Official summary
This bulletin contains a software update for when the MMI screens go blank and the system reboots, it may have stored DTC U10CF00 and/or B13B901.
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.