Mazda CX-3 2013–2021 — technical service bulletin
Bulletin SA-004-20c · NHTSA communication 10185181 · issued Dec 14, 2020
Technical service bulletin
communication type
Equipment
component
2013–2021
model years
45
vehicle entries
Official summary
In order to ensure key code security, MNAO has restricted key code access for the new auxiliary key. This Service Alert provides information on how to obtain the 10-digit key code needed for cutting a new auxiliary key blank if all auxiliary keys are lost.
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
- 2020 Mazda CX-30
- 2021 Mazda CX-30
- 2013 Mazda CX-5
- 2014 Mazda CX-5
- 2015 Mazda CX-5
- 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
- 2014 Mazda MAZDA3
- 2015 Mazda MAZDA3
- 2016 Mazda MAZDA3
- 2017 Mazda MAZDA3
- 2018 Mazda MAZDA3
- 2019 Mazda MAZDA3
- 2020 Mazda MAZDA3
- 2021 Mazda MAZDA3
- 2014 Mazda MAZDA6
- 2015 Mazda MAZDA6
- 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.