Audi A3 2022–2024 — technical service bulletin
Bulletin A9124282073131_2 · NHTSA communication 11005931 · issued Jul 17, 2024
Technical service bulletin
communication type
Electrical System
component
2022–2024
model years
12
vehicle entries
Official summary
This bulletin provides information when DTC U178500 is stored, passive/sporadic, OCU3 High.
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.