2020 Mercedes-Benz Citan 109 Pure Cdi MOT pass rate: 77.4% (3,408 tests)
Is the 2020 Citan 109 Pure Cdi getting worse?
Pass rate of 2020-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 77.3% -13.6 vs same-age |
|
| 2024 | 75.8% -14.2 vs same-age |
|
| 2025 | 79.2% -9.7 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 2020 Citan 109 Pure Cdi
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Lamps, reflectors and electrical equipment | 744 | 38.5% |
| 2 | Tyres | 384 | 19.9% |
| 3 | Brakes | 353 | 18.3% |
| 4 | Visibility | 209 | 10.8% |
| 5 | Noise, emissions and leaks | 114 | 5.9% |
| 6 | Suspension | 40 | 2.1% |
All Citan 109 Pure Cdi years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2020 (this page) | 3,408 | 77.4% | -12.5 pts | 56,834 |
| 2021 | 1,776 | 79.9% | -10.5 pts | 53,161 |
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FAQs
Is a 2020 Mercedes-Benz Citan 109 Pure Cdi reliable?
2020-registered examples passed 77.4% of their MOT tests (3,408 tests, 2023–2025), -12.5 points versus all UK cars registered in the same year. At roughly 6 years old with a median 56,834 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2020 Citan 109 Pure Cdi?
The median tested example shows 56,834 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.