League table/FOSTI
Make report · 2005–2025
FOSTI
59.3%
first-time pass rate
33.7%
failed outright
199
MOT tests, 2005–2025
What fails a FOSTI
failure defects across all FOSTI models · advisories excluded
lamps and reflectors is FOSTI's most common failure — 14.1% of all FOSTI tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lamps and reflectors |
|
14.1 | see ranking |
| brakes |
|
13.6 | see ranking |
| structure and attachments |
|
11.6 | see ranking |
| suspension |
|
8.5 | see ranking |
| lighting and signalling |
|
6 | see ranking |
Top failure groups aggregated across every FOSTI model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
FOSTI 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.