Mazda CX-3 2007–2021 — technical service bulletin

Bulletin MT-001-21 · NHTSA communication 10194657 · issued May 5, 2021

Technical service bulletin

communication type

Engine and Engine Cooling

component

2007–2021

model years

vehicle entries

Official summary

If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal Workshop Manual diagnosis. Aftermarket devices may be the cause of the electrical concern. Ask the customer if any aftermarket devices have been installed.

Vehicles covered

2016 Mazda CX-3
2017 Mazda CX-3
2018 Mazda CX-3
2019 Mazda CX-3
2020 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
2007 Mazda CX-7
2008 Mazda CX-7
2009 Mazda CX-7
2010 Mazda CX-7
2011 Mazda CX-7
2012 Mazda CX-7
2007 Mazda CX-9
2008 Mazda CX-9
2009 Mazda CX-9
2010 Mazda CX-9
2011 Mazda CX-9
2012 Mazda CX-9
2013 Mazda CX-9
2014 Mazda CX-9
2015 Mazda CX-9
2016 Mazda CX-9
2017 Mazda CX-9
2018 Mazda CX-9
2019 Mazda CX-9
2020 Mazda CX-9
2021 Mazda CX-9
2011 Mazda MAZDA2
2012 Mazda MAZDA2
2013 Mazda MAZDA2
2014 Mazda MAZDA2
2007 Mazda MAZDA3
2008 Mazda MAZDA3
2009 Mazda MAZDA3
2010 Mazda MAZDA3
2011 Mazda MAZDA3
2012 Mazda MAZDA3
2013 Mazda MAZDA3
2014 Mazda MAZDA3
2015 Mazda MAZDA3
2016 Mazda MAZDA3
2017 Mazda MAZDA3
2018 Mazda MAZDA3
2019 Mazda MAZDA3
2020 Mazda MAZDA3
2021 Mazda MAZDA3
2007 Mazda MAZDA5
2008 Mazda MAZDA5
2009 Mazda MAZDA5
2010 Mazda MAZDA5

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.