Mercedes-Benz A-Class MOT data by year
The Mercedes-Benz A-Class appears in 1,863,609 MOT tests in this dataset across model years 1998–2025. Its most common failure areas are tyres, lighting & signalling and suspension, and its overall pass rate is 85.1%.
1,863,609
MOT tests analysed
85.1%
Pass rate
14.9%
Fail rate
1998–2025
Years covered
By model year
| Year | Tests | Pass rate | Fail rate | Most common failure |
|---|---|---|---|---|
| 1999 | 1,635 | 69.6% | 30.4% | Lighting & signalling |
| 2001 | 5,544 | 71.9% | 28.1% | Lighting & signalling |
| 2002 | 8,705 | 70.7% | 29.3% | Lighting & signalling |
| 2003 | 11,674 | 71.7% | 28.3% | Lighting & signalling |
| 2004 | 11,021 | 71.8% | 28.2% | Lighting & signalling |
| 2005 | 23,999 | 74.3% | 25.7% | Lighting & signalling |
| 2006 | 34,980 | 74.1% | 25.9% | Lighting & signalling |
| 2007 | 43,406 | 75.4% | 24.6% | Lighting & signalling |
| 2008 | 46,843 | 75.0% | 25.1% | Lighting & signalling |
| 2009 | 46,758 | 76.3% | 23.7% | Lighting & signalling |
| 2010 | 40,839 | 77.6% | 22.4% | Lighting & signalling |
| 2011 | 34,754 | 79.7% | 20.3% | Lighting & signalling |
| 2012 | 33,415 | 80.1% | 19.9% | Lighting & signalling |
Most common failures (all years)
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 5.9% | 110,581 |
| 2 | Lighting & signalling | 5.1% | 95,428 |
| 3 | Suspension | 3.9% | 73,157 |
| 4 | Brakes | 3.6% | 67,491 |
| 5 | Visibility | 3.3% | 60,704 |
| 6 | Emissions & environmental | 1.8% | 33,549 |
| 7 | Seat belts & restraints | 1.5% | 26,976 |
| 8 | Body, structure & corrosion | 1.1% | 19,898 |
Methodology & source. Based on 1,863,609 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.