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

The Mercedes-Benz SLK passes its MOT first time 72% of the time, from 54,180 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 72%
- MOT tests analysed: 54,180 (DVSA anonymised MOT data, 2025)
- Most common failure area: Suspension & axles

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2019 | Petrol | 1 (very few mots) | 100% |
| 2018 | Diesel | 1 (very few mots) | 0% |
| 2018 | Petrol | 1 (very few mots) | 100% |
| 2017 | Diesel | 2 (very few mots) | 50% |
| 2017 | Petrol | 1 (very few mots) | 100% |
| 2016 | Diesel | 876 | 80% |
| 2016 | Petrol | 373 | 89% |
| 2015 | Diesel | 3,416 | 78% |
| 2015 | Petrol | 1,432 | 86% |
| 2014 | Diesel | 3,312 | 75% |
| 2014 | Petrol | 1,479 | 80% |
| 2013 | Diesel | 3,222 | 72% |
| 2013 | Petrol | 1,266 | 80% |
| 2012 | Petrol | 3,168 | 77% |
| 2012 | Diesel | 2,313 | 69% |
| 2011 | Petrol | 2,472 | 75% |
| 2011 | Diesel | 14 (very few mots) | 64% |
| 2011 | Electric | 1 (very few mots) | 100% |
| 2010 | Petrol | 2,029 | 71% |
| 2010 | Diesel | 2 (very few mots) | 100% |
| 2009 | Petrol | 2,449 | 69% |
| 2008 | Petrol | 3,114 | 68% |
| 2008 | Diesel | 1 (very few mots) | 100% |
| 2007 | Petrol | 3,386 | 67% |
| 2007 | Diesel | 3 (very few mots) | 67% |
| 2006 | Petrol | 3,462 | 67% |
| 2006 | Diesel | 9 (very few mots) | 89% |
| 2006 | LPG | 2 (very few mots) | 50% |
| 2005 | Petrol | 4,419 | 68% |
| 2005 | Diesel | 3 (very few mots) | 33% |
| 2004 | Petrol | 2,759 | 66% |
| 2004 | Diesel | 1 (very few mots) | 0% |
| 2004 | LPG | 1 (very few mots) | 100% |
| 2003 | Petrol | 1,519 | 68% |
| 2002 | Petrol | 1,638 | 71% |
| 2002 | Diesel | 1 (very few mots) | 100% |
| 2001 | Petrol | 1,843 | 71% |
| 2001 | Diesel | 1 (very few mots) | 100% |
| 2000 | Petrol | 1,512 | 70% |
| 2000 | LPG | 1 (very few mots) | 0% |
| 1999 | Petrol | 1,186 | 71% |
| 1998 | Petrol | 884 | 70% |
| 1998 | LPG | 1 (very few mots) | 100% |
| 1997 | Petrol | 575 | 69% |
| 1996 | Petrol | 27 (few mots) | 59% |
| 1991 | Petrol | 1 (very few mots) | 100% |
| 1977 | Petrol | 1 (very few mots) | 100% |

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