2020 Toyota Sienna problems by component
36 owner complaints filed with NHTSA for the 2020 Toyota Sienna, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Power Train | 8 | 22% | — |
| Electrical System | 6 | 17% | — |
| Engine | 6 | 17% | — |
| Fuel/propulsion System | 6 | 17% | — |
| Steering | 3 | 8% | — |
| Structure | 3 | 8% | — |
| Fuel System, Gasoline | 2 | 6% | — |
| Service Brakes | 2 | 6% | — |
| Air Bags | 1 | 3% | — |
| Electronic Stability Control (esc) | 1 | 3% | — |
| Seats | 1 | 3% | — |
| Service Brakes, Air | 1 | 3% | — |
| Visibility | 1 | 3% | — |
| Wheels | 1 | 3% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.