2021 Hyundai Sonata problems by component
131 owner complaints filed with NHTSA for the 2021 Hyundai Sonata, 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 → | 34 | 26% | — |
| Power Train → | 24 | 18% | — |
| Fuel/propulsion System → | 20 | 15% | — |
| Electrical System → | 17 | 13% | — |
| Fuel System, Gasoline → | 12 | 9% | — |
| Forward Collision Avoidance | 9 | 7% | — |
| Visibility/wiper | 8 | 6% | — |
| Air Bags | 4 | 3% | — |
| Structure | 4 | 3% | — |
| Visibility | 4 | 3% | — |
| Lane Departure | 3 | 2% | — |
| Service Brakes | 3 | 2% | — |
| Seat Belts | 2 | 2% | — |
| Seats | 2 | 2% | — |
| Steering | 2 | 2% | — |
| Vehicle Speed Control | 2 | 2% | — |
| Engine and Engine Cooling | 1 | 1% | — |
| Parking Brake | 1 | 1% | — |
| Suspension | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.