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

The MG ZR passes its MOT first time 66% of the time, from 1,721 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 66%
- MOT tests analysed: 1,721 (DVSA anonymised MOT data, 2025)
- Most common failure area: Lights & electrics
- Licensed in Great Britain: 1,314 (2026 Q2)

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2008 | Petrol | 2 (very few mots) | 50% |
| 2007 | Petrol | 2 (very few mots) | 50% |
| 2006 | Petrol | 42 (few mots) | 71% |
| 2006 | Diesel | 3 (very few mots) | 100% |
| 2005 | Petrol | 328 | 68% |
| 2005 | Diesel | 23 (few mots) | 70% |
| 2004 | Petrol | 508 | 66% |
| 2004 | Diesel | 45 (few mots) | 67% |
| 2003 | Petrol | 416 | 65% |
| 2003 | Diesel | 46 (few mots) | 59% |
| 2002 | Petrol | 212 | 65% |
| 2002 | Diesel | 20 (few mots) | 65% |
| 2001 | Petrol | 72 (few mots) | 60% |
| 2001 | Diesel | 2 (very few mots) | 50% |

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Canonical page: https://regflags.co.uk/reliability/m-g/zr
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