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

The Mercedes-Benz SLS passes its MOT first time 95% of the time, from 324 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 95%
- MOT tests analysed: 324 (DVSA anonymised MOT data, 2025)
- Most common failure area: Exhaust, emissions & leaks

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2014 | Petrol | 20 (few mots) | 100% |
| 2013 | Petrol | 33 (few mots) | 94% |
| 2012 | Petrol | 40 (few mots) | 93% |
| 2011 | Petrol | 121 | 98% |
| 2010 | Petrol | 110 | 92% |

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