| Step | Description |
|---|---|
| 1 | Develop a system definition and identify system crashes |
| 2 | Build a fault tree using logic and other symbols |
| 3 | Qualitative fault tree evaluation |
| 4 | Obtain basic information (e.g. failure rate of major components and probability of failure) |
| 5 | Qualitative fault tree evaluation |
| 6 | Recommended corrective action |