League table/DI BLASI
Make report · 2005–2025
DI BLASI
91.3%
first-time pass rate
5.0%
failed outright
1,767
MOT tests, 2005–2025
What fails a DI BLASI
failure defects across all DI BLASI models · advisories excluded
lighting and signalling is DI BLASI's most common failure — 2.8% of all DI BLASI tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
2.8 | see ranking |
| steering and suspension |
|
1.5 | see ranking |
| lamps and reflectors |
|
0.7 | see ranking |
| brakes |
|
0.7 | see ranking |
| reg plates and vin |
|
0.4 | — |
Top failure groups aggregated across every DI BLASI model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
DI BLASI models, ranked by test volume
1 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| DI-BLASI |
|
91.4 | 6.3 | 468 | 558 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.