2003 Audi A4 problems by component
210 owner complaints filed with NHTSA for the 2003 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 |
|---|---|---|---|
| Power Train → | 43 | 20% | 75,000 mi |
| Fuel System, Gasoline → | 41 | 20% | 55,000 mi |
| Electrical System → | 32 | 15% | 56,600 mi |
| Exterior Lighting → | 23 | 11% | 70,000 mi |
| Vehicle Speed Control → | 22 | 10% | 73,000 mi |
| Visibility → | 19 | 9% | 44,500 mi |
| Engine and Engine Cooling → | 17 | 8% | 55,400 mi |
| Structure → | 14 | 7% | 54,611 mi |
| Air Bags → | 12 | 6% | — |
| Engine | 7 | 3% | — |
| Fuel/propulsion System | 7 | 3% | — |
| Steering | 7 | 3% | — |
| Tires | 6 | 3% | — |
| Equipment | 5 | 2% | — |
| Fuel System, Other | 4 | 2% | — |
| Electronic Stability Control (esc) | 3 | 1% | — |
| Suspension | 3 | 1% | — |
| Seats | 2 | 1% | — |
| Wheels | 2 | 1% | — |
| Latches/locks/linkages | 1 | 0% | — |
| Parking Brake | 1 | 0% | — |
| Seat Belts | 1 | 0% | — |
| Service Brakes, Hydraulic | 1 | 0% | — |
| Visibility/wiper | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.