Mazda CX-30 2019–2024 — technical service bulletin
Bulletin SA-021-24a · NHTSA communication 11000683 · issued May 7, 2024
Technical service bulletin
communication type
Unknown / Other
component
2019–2024
model years
11
vehicle entries
Official summary
Some customers may complain about intermittent audio no sound from the MAZDA CONNECT infotainment system and/or static noise from the speakers. The concern may be reproduced by tapping on the dash pad near the MAZDA CONNECT center display and the following DTC's may be stored. U0186:08 Communication error with audio amplifier U2145:08 Communication error with remote tuner (RT) U2145:02 Communication error with remote tuner (RT)
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.