Audi A4 2017–2019 — technical service bulletin
Bulletin A6922862051242_6 · NHTSA communication 10211732 · issued May 4, 2022
Technical service bulletin
communication type
Electrical System
component
2017–2019
model years
21
vehicle entries
Official summary
This bulletin contains instructions for correcting DTC B1225F1.
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.