Mazda CX-3 2014–2021 — technical service bulletin
Bulletin 09-021-21-3818b · NHTSA communication 10201772 · issued Sep 13, 2021
Technical service bulletin
communication type
Equipment
component
2014–2021
model years
40
vehicle entries
Official summary
All Mazda Connect vehicles in new car inventory must be updated to the software version listed below in this TSB as part of the New Car Ready Step 3 process. Make sure the new vehicle specialist receives a copy of this bulletin. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 74.00.230 or later). NOTE: For 2016 CX-9 with version earlier than 59.00.441, the tachometer function will be removed from the Active Driving Display as part of Mazdaâ  s continuing efforts to improve safety and reduce driver distraction. Please exp
Vehicles covered
- 2016 Mazda CX-3
- 2017 Mazda CX-3
- 2018 Mazda CX-3
- 2019 Mazda CX-3
- 2020 Mazda CX-3
- 2021 Mazda CX-3
- 2016 Mazda CX-5
- 2017 Mazda CX-5
- 2018 Mazda CX-5
- 2019 Mazda CX-5
- 2020 Mazda CX-5
- 2021 Mazda CX-5
- 2016 Mazda CX-9
- 2017 Mazda CX-9
- 2018 Mazda CX-9
- 2019 Mazda CX-9
- 2020 Mazda CX-9
- 2021 Mazda CX-9
- 2016 Mazda MAZDA2
- 2017 Mazda MAZDA2
- 2018 Mazda MAZDA2
- 2019 Mazda MAZDA2
- 2021 Mazda MAZDA2
- 2014 Mazda MAZDA3
- 2015 Mazda MAZDA3
- 2016 Mazda MAZDA3
- 2017 Mazda MAZDA3
- 2018 Mazda MAZDA3
- 2016 Mazda MAZDA6
- 2017 Mazda MAZDA6
- 2018 Mazda MAZDA6
- 2019 Mazda MAZDA6
- 2020 Mazda MAZDA6
- 2021 Mazda MAZDA6
- 2016 Mazda MX-5
- 2017 Mazda MX-5
- 2018 Mazda MX-5
- 2019 Mazda MX-5
- 2020 Mazda MX-5
- 2021 Mazda MX-5
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.