# Mercedes-Benz Unclassified MOT reliability: pass rate and common failures | RegFlags

The Mercedes-Benz Unclassified passes its MOT first time 76% of the time, from 2,244 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 76%
- MOT tests analysed: 2,244 (DVSA anonymised MOT data, 2025)
- Most common failure area: Lights & electrics

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2024 | Petrol | 1 (very few mots) | 100% |
| 2023 | Diesel | 4 (very few mots) | 100% |
| 2022 | Diesel | 136 | 89% |
| 2022 | Hybrid | 21 (few mots) | 86% |
| 2022 | Petrol | 1 (very few mots) | 100% |
| 2021 | Diesel | 110 | 91% |
| 2020 | Diesel | 68 (few mots) | 99% |
| 2020 | Petrol | 4 (very few mots) | 75% |
| 2019 | Diesel | 42 (few mots) | 86% |
| 2019 | Petrol | 2 (very few mots) | 100% |
| 2018 | Diesel | 52 (few mots) | 87% |
| 2018 | Petrol | 4 (very few mots) | 100% |
| 2017 | Diesel | 47 (few mots) | 89% |
| 2017 | Petrol | 6 (very few mots) | 83% |
| 2016 | Diesel | 57 (few mots) | 81% |
| 2016 | Petrol | 3 (very few mots) | 100% |
| 2015 | Diesel | 45 (few mots) | 76% |
| 2015 | Petrol | 7 (very few mots) | 86% |
| 2014 | Diesel | 43 (few mots) | 77% |
| 2014 | Petrol | 12 (very few mots) | 83% |
| 2014 | Hybrid | 1 (very few mots) | 0% |
| 2013 | Diesel | 51 (few mots) | 92% |
| 2013 | Petrol | 35 (few mots) | 86% |
| 2012 | Diesel | 59 (few mots) | 75% |
| 2012 | Petrol | 26 (few mots) | 58% |
| 2011 | Diesel | 26 (few mots) | 69% |
| 2011 | Petrol | 12 (very few mots) | 83% |
| 2010 | Diesel | 25 (few mots) | 84% |
| 2010 | Petrol | 21 (few mots) | 62% |
| 2009 | Diesel | 68 (few mots) | 69% |
| 2009 | Petrol | 22 (few mots) | 73% |
| 2008 | Diesel | 106 | 72% |
| 2008 | Petrol | 21 (few mots) | 76% |
| 2007 | Diesel | 105 | 65% |
| 2007 | Petrol | 38 (few mots) | 87% |
| 2006 | Diesel | 70 (few mots) | 77% |
| 2006 | Petrol | 21 (few mots) | 76% |
| 2005 | Diesel | 75 (few mots) | 77% |
| 2005 | Petrol | 27 (few mots) | 67% |
| 2004 | Diesel | 75 (few mots) | 72% |
| 2004 | Petrol | 20 (few mots) | 70% |
| 2003 | Diesel | 50 (few mots) | 72% |
| 2003 | Petrol | 24 (few mots) | 75% |
| 2002 | Diesel | 44 (few mots) | 55% |
| 2002 | Petrol | 25 (few mots) | 76% |
| 2001 | Diesel | 28 (few mots) | 68% |
| 2001 | Petrol | 15 (very few mots) | 80% |
| 2000 | Diesel | 46 (few mots) | 74% |
| 2000 | Petrol | 23 (few mots) | 83% |
| 1999 | Diesel | 53 (few mots) | 64% |
| 1999 | Petrol | 12 (very few mots) | 67% |
| 1998 | Diesel | 30 (few mots) | 63% |
| 1998 | Petrol | 13 (very few mots) | 69% |
| 1997 | Diesel | 26 (few mots) | 69% |
| 1997 | Petrol | 5 (very few mots) | 60% |
| 1996 | Diesel | 23 (few mots) | 65% |
| 1996 | Petrol | 2 (very few mots) | 100% |
| 1995 | Diesel | 20 (few mots) | 65% |
| 1995 | Petrol | 6 (very few mots) | 67% |
| 1994 | Diesel | 14 (very few mots) | 57% |
| 1994 | Petrol | 3 (very few mots) | 33% |
| 1993 | Diesel | 16 (very few mots) | 81% |
| 1993 | Petrol | 5 (very few mots) | 80% |
| 1992 | Diesel | 14 (very few mots) | 57% |
| 1992 | Petrol | 1 (very few mots) | 100% |
| 1991 | Diesel | 17 (very few mots) | 82% |
| 1991 | Petrol | 1 (very few mots) | 100% |
| 1990 | Diesel | 15 (very few mots) | 87% |
| 1990 | Petrol | 5 (very few mots) | 80% |
| 1989 | Diesel | 39 (few mots) | 62% |
| 1989 | Petrol | 5 (very few mots) | 80% |
| 1988 | Diesel | 15 (very few mots) | 47% |
| 1988 | Petrol | 6 (very few mots) | 83% |
| 1987 | Diesel | 12 (very few mots) | 67% |
| 1987 | Petrol | 1 (very few mots) | 100% |
| 1986 | Diesel | 11 (very few mots) | 64% |
| 1986 | Petrol | 3 (very few mots) | 100% |
| 1985 | Diesel | 10 (very few mots) | 50% |
| 1985 | Petrol | 2 (very few mots) | 50% |
| 1984 | Diesel | 4 (very few mots) | 75% |
| 1983 | Petrol | 3 (very few mots) | 100% |
| 1982 | Diesel | 1 (very few mots) | 0% |
| 1981 | Petrol | 2 (very few mots) | 50% |
| 1980 | Diesel | 1 (very few mots) | 100% |
| 1980 | Petrol | 1 (very few mots) | 100% |
| 1979 | Petrol | 2 (very few mots) | 100% |
| 1977 | Petrol | 1 (very few mots) | 100% |
| 1976 | Diesel | 1 (very few mots) | 0% |
| 1976 | Petrol | 1 (very few mots) | 100% |
| 1974 | Diesel | 1 (very few mots) | 100% |
| 1973 | Petrol | 3 (very few mots) | 67% |
| 1972 | Petrol | 6 (very few mots) | 83% |
| 1971 | Petrol | 1 (very few mots) | 100% |
| 1970 | Diesel | 1 (very few mots) | 100% |
| 1969 | Petrol | 2 (very few mots) | 100% |
| 1967 | Petrol | 1 (very few mots) | 100% |
| 1966 | Petrol | 1 (very few mots) | 100% |
| 1965 | Petrol | 2 (very few mots) | 50% |

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