League table/DAYUN
Make report · 2005–2025
DAYUN
70.0%
first-time pass rate
20.8%
failed outright
120
MOT tests, 2005–2025
What fails a DAYUN
failure defects across all DAYUN models · advisories excluded
brakes is DAYUN's most common failure — 10% of all DAYUN tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| brakes |
|
10 | see ranking |
| lighting and signalling |
|
7.5 | see ranking |
| steering and suspension |
|
6.7 | see ranking |
| drive system |
|
3.3 | see ranking |
| steering |
|
5.8 | see ranking |
Top failure groups aggregated across every DAYUN model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
DAYUN 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.