Audi A4 2022–2023 — technical service bulletin
Bulletin A0124402075261_1 · NHTSA communication 11009319 · issued Sep 30, 2024
Technical service bulletin
communication type
Engine
component
2022–2023
model years
6
vehicle entries
Official summary
This TSB provides information when the engine warning lamp is on - P016900 DFCC 45233 incorrect fuel detection - 4-cyl. 2.0 TFSI.
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.