2004 Audi S4 problems by component
29 owner complaints filed with NHTSA for the 2004 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 |
|---|---|---|---|
| Engine and Engine Cooling → | 12 | 41% | 54,000 mi |
| Power Train | 5 | 17% | — |
| Engine | 3 | 10% | — |
| Exterior Lighting | 3 | 10% | — |
| Visibility | 3 | 10% | — |
| Electrical System | 2 | 7% | — |
| Steering | 2 | 7% | — |
| Air Bags | 1 | 3% | — |
| Seat Belts | 1 | 3% | — |
| Service Brakes, Hydraulic | 1 | 3% | — |
| Structure | 1 | 3% | — |
| Tires | 1 | 3% | — |
| Vehicle Speed Control | 1 | 3% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.