2017 Citroen C4 Cactus MOT pass rate: 77.6% (17,228 tests)
Is the 2017 C4 Cactus getting worse?
Pass rate of 2017-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 80.3% -5.4 vs same-age |
|
| 2024 | 77.9% -6.0 vs same-age |
|
| 2025 | 74.5% -7.9 vs same-age |
The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.
What fails on a 2017 C4 Cactus
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Lamps, reflectors and electrical equipment | 1,665 | 20.0% |
| 2 | Tyres | 1,637 | 19.6% |
| 3 | Body, chassis, structure | 1,175 | 14.1% |
| 4 | Brakes | 1,169 | 14.0% |
| 5 | Visibility | 1,146 | 13.8% |
| 6 | Suspension | 844 | 10.1% |
All C4 Cactus years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2016 | 10,390 | 72.7% | -8.6 pts | 58,699 |
| 2017 (this page) | 17,228 | 77.6% | -6.5 pts | 49,305 |
| 2018 | 15,874 | 80.5% | -5.9 pts | 41,598 |
| 2019 | 11,625 | 83.8% | -4.6 pts | 33,793 |
| 2020 | 5,639 | 89.9% | -0.0 pts | 23,861 |
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FAQs
Is a 2017 Citroen C4 Cactus reliable?
2017-registered examples passed 77.6% of their MOT tests (17,228 tests, 2023–2025), -6.5 points versus all UK cars registered in the same year. At roughly 9 years old with a median 49,305 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2017 C4 Cactus?
The median tested example shows 49,305 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.
Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.