Mazda MAZDA3 2014–2016 — technical service bulletin
Bulletin Monitor · NHTSA communication 10213453 · issued Mar 16, 2021
Technical service bulletin
communication type
Visibility
component
2014–2016
model years
3
vehicle entries
Official summary
Mazda connect "no signal" message in reverse
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.