# MG MGB MOT reliability: pass rate and common failures | RegFlags

The MG MGB passes its MOT first time 78% of the time, from 438 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 78%
- MOT tests analysed: 438 (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 |
| --- | --- | --- | --- |
| 2014 | Petrol | 2 (very few mots) | 100% |
| 2013 | Petrol | 1 (very few mots) | 100% |
| 2005 | Petrol | 1 (very few mots) | 0% |
| 2003 | Petrol | 1 (very few mots) | 100% |
| 2002 | Petrol | 2 (very few mots) | 100% |
| 2001 | Petrol | 1 (very few mots) | 0% |
| 2000 | Petrol | 2 (very few mots) | 100% |
| 1999 | Petrol | 3 (very few mots) | 100% |
| 1998 | Petrol | 2 (very few mots) | 100% |
| 1997 | Petrol | 1 (very few mots) | 0% |
| 1996 | Petrol | 3 (very few mots) | 100% |
| 1994 | Petrol | 1 (very few mots) | 100% |
| 1993 | Petrol | 2 (very few mots) | 100% |
| 1992 | Petrol | 2 (very few mots) | 100% |
| 1991 | Petrol | 1 (very few mots) | 100% |
| 1985 | Petrol | 1 (very few mots) | 100% |
| 1983 | Petrol | 1 (very few mots) | 0% |
| 1981 | Petrol | 17 (very few mots) | 77% |
| 1980 | Petrol | 19 (very few mots) | 79% |
| 1979 | Petrol | 14 (very few mots) | 64% |
| 1978 | Petrol | 27 (few mots) | 67% |
| 1977 | Petrol | 15 (very few mots) | 60% |
| 1976 | Petrol | 8 (very few mots) | 63% |
| 1975 | Petrol | 13 (very few mots) | 92% |
| 1974 | Petrol | 36 (few mots) | 86% |
| 1973 | Petrol | 44 (few mots) | 77% |
| 1972 | Petrol | 60 (few mots) | 77% |
| 1971 | Petrol | 32 (few mots) | 84% |
| 1970 | Petrol | 21 (few mots) | 81% |
| 1969 | Petrol | 32 (few mots) | 88% |
| 1968 | Petrol | 16 (very few mots) | 81% |
| 1967 | Petrol | 23 (few mots) | 70% |
| 1966 | Petrol | 12 (very few mots) | 67% |
| 1965 | Petrol | 10 (very few mots) | 90% |
| 1964 | Petrol | 8 (very few mots) | 50% |
| 1963 | Petrol | 4 (very few mots) | 75% |

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