League table/YIYING
Make report · 2005–2025
YIYING
63.2%
first-time pass rate
26.6%
failed outright
2,548
MOT tests, 2005–2025
YIYING at a glance
Most reliable model
YY 125 T-10
63.4% pass
Least reliable model
YY 50 QT-6
55.1% pass
Most tested model
YY 50 QT-6
185 tests
Among YIYING models with ≥ 100 tests.
What fails a YIYING
failure defects across all YIYING models · advisories excluded
lighting and signalling is YIYING's most common failure — 12.8% of all YIYING tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
12.8 | see ranking |
| brakes |
|
11.7 | see ranking |
| steering and suspension |
|
8.7 | see ranking |
| tyres and wheels |
|
5.5 | see ranking |
| lamps and reflectors |
|
3.1 | see ranking |
Top failure groups aggregated across every YIYING model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
YIYING models, ranked by test volume
4 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| YY 50 QT-6 |
|
55.1 | 35.7 | 6,059 | 185 |
| YY 50 QT-15-02 |
|
59.6 | 28.8 | 2,436 | 146 |
| YY 125 T-10 |
|
63.4 | 26.8 | 5,389 | 112 |
| 125 |
|
62.4 | 25.7 | 6,579 | 101 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.
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