2026 Hyundai IONIQ 9 problems by component
27 owner complaints filed with NHTSA for the 2026 Hyundai IONIQ 9, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Electrical System → | 18 | 67% | — |
| Fuel/propulsion System | 6 | 22% | — |
| Power Train | 5 | 19% | — |
| Forward Collision Avoidance | 4 | 15% | — |
| Vehicle Speed Control | 4 | 15% | — |
| Lane Departure | 2 | 7% | — |
| Seats | 2 | 7% | — |
| Engine | 1 | 4% | — |
| Seat Belts | 1 | 4% | — |
| Service Brakes | 1 | 4% | — |
| Structure | 1 | 4% | — |
| Wheels | 1 | 4% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.