League table/API
Make report · 2005–2025
API
83.4%
first-time pass rate
8.4%
failed outright
308
MOT tests, 2005–2025
What fails a API
failure defects across all API models · advisories excluded
lighting and signalling is API's most common failure — 3.9% of all API tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
3.9 | see ranking |
| brakes |
|
2.6 | see ranking |
| steering and suspension |
|
1.9 | see ranking |
| reg plates and vin |
|
0.6 | — |
| tyres and wheels |
|
0.6 | see ranking |
Top failure groups aggregated across every API model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
API 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.