2020 Audi A4 problems by component
124 owner complaints filed with NHTSA for the 2020 Audi A4, 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 → | 89 | 72% | — |
| Back Over Prevention → | 43 | 35% | — |
| Forward Collision Avoidance | 9 | 7% | — |
| Lane Departure | 6 | 5% | — |
| Suspension | 2 | 2% | — |
| Exterior Lighting | 1 | 1% | — |
| Seats | 1 | 1% | — |
| Service Brakes | 1 | 1% | — |
| Visibility/wiper | 1 | 1% | — |
| Wheels | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.