Audi A5 2025 — technical service bulletin
Bulletin TSB_2079977_1 · NHTSA communication 11026266 · issued Nov 10, 2025
Technical service bulletin
communication type
Electrical System
component
2025
model years
12
vehicle entries
Official summary
This bulletin provides information when there is no audio volume reduction after using Apple CarPlay with MMI entertainment.
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.