2018 BMW 540I problems by component
29 owner complaints filed with NHTSA for the 2018 BMW 540I, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Air Bags → | 14 | 48% | — |
| Seat Belts | 9 | 31% | — |
| Seats | 8 | 28% | — |
| Electrical System | 4 | 14% | — |
| Engine | 3 | 10% | — |
| Power Train | 2 | 7% | — |
| Lane Departure | 1 | 3% | — |
| Latches/locks/linkages | 1 | 3% | — |
| Service Brakes | 1 | 3% | — |
| Suspension | 1 | 3% | — |
| Tires | 1 | 3% | — |
| Visibility/wiper | 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%.