# Mercedes-Benz B180 MOT reliability: pass rate and common failures | RegFlags

The Mercedes-Benz B180 passes its MOT first time 66% of the time, from 100 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 66%
- MOT tests analysed: 100 (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 |
| --- | --- | --- | --- |
| 2012 | Diesel | 29 (few mots) | 69% |
| 2012 | Petrol | 9 (very few mots) | 89% |
| 2011 | Petrol | 8 (very few mots) | 75% |
| 2011 | Diesel | 4 (very few mots) | 75% |
| 2010 | Petrol | 19 (very few mots) | 68% |
| 2010 | Diesel | 4 (very few mots) | 25% |
| 2009 | Petrol | 18 (very few mots) | 50% |
| 2009 | Diesel | 6 (very few mots) | 50% |
| 2008 | Diesel | 1 (very few mots) | 100% |
| 2007 | Diesel | 1 (very few mots) | 100% |
| 2006 | Diesel | 1 (very few mots) | 100% |

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