These MOT failure patterns show up more often on this registration year than on similar cars of the same class, age, and mileage.
Shares below are measured across the 197 failed first attempts in 2025 that the age-and-mileage comparison can be computed on.
| Fault pattern | Location | Failures | vs similar cars | Share of fails | Confidence |
|---|---|---|---|---|---|
| Diesel emissions test (compression-ignition rules for vehicles from 01/07/2008) | Any | 29 | ×5.2 | 14.7% | Possible |
Only patterns that clear minimum sample and elevation thresholds are shown (at least 20 failures and about 2.0× more often than similar cars).