2021 Mazda MAZDA3 problems by component
49 owner complaints filed with NHTSA for the 2021 Mazda MAZDA3, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Engine → | 18 | 37% | — |
| Forward Collision Avoidance | 7 | 14% | — |
| Electrical System | 6 | 12% | — |
| Air Bags | 4 | 8% | — |
| Service Brakes | 4 | 8% | — |
| Lane Departure | 3 | 6% | — |
| Power Train | 3 | 6% | — |
| Fuel/propulsion System | 2 | 4% | — |
| Structure | 2 | 4% | — |
| Vehicle Speed Control | 2 | 4% | — |
| Wheels | 2 | 4% | — |
| Seat Belts | 1 | 2% | — |
| Steering | 1 | 2% | — |
| Suspension | 1 | 2% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.