League table/B S A
Make report · 2005–2025
B S A
90.5%
first-time pass rate
1.9%
failed outright
211
MOT tests, 2005–2025
What fails a B S A
failure defects across all B S A models · advisories excluded
lighting and signalling is B S A's most common failure — 1.4% of all B S A tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
1.4 | see ranking |
| body and structure |
|
0.5 | see ranking |
| steering and suspension |
|
0.5 | see ranking |
Top failure groups aggregated across every B S A model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
B S A models, ranked by test volume
0 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.