2001 Audi S4 problems by component
87 owner complaints filed with NHTSA for the 2001 Audi S4, 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 → | 47 | 54% | 70,000 mi |
| Engine and Engine Cooling → | 11 | 13% | — |
| Tires → | 10 | 11% | — |
| Seats | 6 | 7% | — |
| Air Bags | 3 | 3% | — |
| Exterior Lighting | 3 | 3% | — |
| Service Brakes, Hydraulic | 2 | 2% | — |
| Visibility | 2 | 2% | — |
| Back Over Prevention | 1 | 1% | — |
| Equipment | 1 | 1% | — |
| Fuel System, Gasoline | 1 | 1% | — |
| Parking Brake | 1 | 1% | — |
| Seat Belts | 1 | 1% | — |
| Structure | 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%.