League table/PIONEER
Make report · 2005–2025
PIONEER
58.6%
first-time pass rate
29.2%
failed outright
6,407
MOT tests, 2005–2025
PIONEER at a glance
Most reliable model
XF 125 GY-2D
67.1% pass
Least reliable model
PULSE
51.5% pass
Most tested model
XF 125 L-4B TORRO
766 tests
Among PIONEER models with ≥ 100 tests.
What fails a PIONEER
failure defects across all PIONEER models · advisories excluded
lighting and signalling is PIONEER's most common failure — 13% of all PIONEER tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
13 | see ranking |
| steering and suspension |
|
11.3 | see ranking |
| brakes |
|
8.4 | see ranking |
| lamps and reflectors |
|
5.4 | see ranking |
| drive system |
|
6.4 | see ranking |
Top failure groups aggregated across every PIONEER model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
PIONEER models, ranked by test volume
8 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| XF 125 L-4B TORRO |
|
57.7 | 29.4 | 5,835 | 766 |
| XF 125 GY-2D |
|
67.1 | 15.7 | 5,124 | 414 |
| XF |
|
64.5 | 26.2 | 3,686 | 409 |
| 125 |
|
61.7 | 26.9 | 7,554 | 324 |
| XF125L-4B |
|
58.3 | 29.1 | 5,457 | 309 |
| PULSE |
|
51.5 | 39.5 | 8,971 | 233 |
| NEVADA |
|
56.2 | 25.9 | 5,784 | 201 |
| XF125 |
|
60.2 | 27.8 | 7,450 | 108 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.