2019 Mazda MAZDA3 service brakes problems
15 owner complaints filed with NHTSA name the service brakes on the 2019 Mazda MAZDA3 — 21% of all complaints for this model year.
What owners report
“To whom it may concern, I was on a back road late in the evening not far from home [XXX] and a small deer ran into the road. I needed to brake to avoid hitting the deer. After breaking, a Brake System Malfunction warning message and i-ACTIVESENSE System Malfunction warning illuminated on my…”
filed Aug 6, 2025
“I was accelerating after a traffic light turned green and there were no cars in front of me when the car started braking automatically and came to a full stop. Luckily the car behind me was able to stop in time but there was no warning and no reason. I could have been rear ended. I pulled over and…”
filed Dec 21, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes problems in other MAZDA3 years
| Year | Reports | Share |
|---|---|---|
| 2021 MAZDA3 | 4 | 8% |
| 2020 MAZDA3 | 2 | 6% |
| 2018 MAZDA3 | 6 | 6% |
| 2017 MAZDA3 | 7 | 8% |
| 2016 MAZDA3 | 13 | 13% |
| 2015 MAZDA3 | 26 | 20% |
| 2014 MAZDA3 | 22 | 16% |
| 2013 MAZDA3 | 15 | 13% |
| 2012 MAZDA3 | 14 | 6% |
| 2011 MAZDA3 | 3 | 2% |
| 2010 MAZDA3 | 31 | 5% |
| 2009 MAZDA3 | 3 | 3% |
Other reported problem areas on the 2019 Mazda MAZDA3
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.