Mercedes-Benz A-Class
MOT data from 447,325 tests in 2024. Pass rate: 84.8%. Average mileage at test: 69,989 miles.
Common failure reasons
| Reason | Count |
|---|---|
| a tyre seriously damaged | 9,668 |
| tyre tread depth not in accordance with the requirements | 8,835 |
| a spring or spring component fractured or seriously weakened | 7,917 |
| a suspension joint dust cover missing or no longer prevents the ingress of dirt etc | 7,159 |
| windscreen washers not working or not providing sufficient fluid to clear the windscreen | 6,194 |
| a brake lining or pad worn below 1.5mm | 5,898 |
| engine mil illuminated indicating a malfunction | 4,881 |
| a tyre cords visible or damaged | 4,847 |
| the aim of a headlamp is not within limits laid down in the requirements | 4,788 |
| a suspension pin, bush or joint excessively worn | 4,257 |
Pass rate by fuel type
| Fuel | Tests | Pass rate |
|---|---|---|
| Diesel | 276,426 | 84.8% |
| Petrol | 170,838 | 84.9% |
By registration year
| Year | Tests | Pass rate | |
|---|---|---|---|
| 1999 | 442 | 68.6% | |
| Top failures: the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, a suspension pin, bush or joint excessively worn, the aim of a headlamp is not within limits laid down in the requirements | |||
| 2000 | 433 | 68.4% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, a suspension pin, bush or joint excessively worn, brake pipe damaged or excessively corroded | |||
| 2001 | 961 | 73.2% | |
| Top failures: a suspension pin, bush or joint excessively worn, the aim of a headlamp is not within limits laid down in the requirements, brake pipe damaged or excessively corroded | |||
| 2002 | 1,580 | 69.3% | |
| Top failures: a suspension pin, bush or joint excessively worn, brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened | |||
| 2003 | 2,099 | 72.5% | |
| Top failures: a spring or spring component fractured or seriously weakened, a suspension pin, bush or joint excessively worn, brake pipe damaged or excessively corroded | |||
| 2004 | 2,181 | 71.8% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened | |||
| 2005 | 4,999 | 74.1% | |
| Top failures: a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, the aim of a headlamp is not within limits laid down in the requirements, windscreen washers not working or not providing sufficient fluid to clear the windscreen | |||
| 2006 | 7,706 | 72.8% | |
| Top failures: a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, the aim of a headlamp is not within limits laid down in the requirements, windscreen washers not working or not providing sufficient fluid to clear the windscreen | |||
| 2007 | 10,251 | 74.7% | |
| Top failures: windscreen washers not working or not providing sufficient fluid to clear the windscreen, the aim of a headlamp is not within limits laid down in the requirements, a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc | |||
| 2008 | 11,431 | 74.1% | |
| Top failures: a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, brake pipe damaged or excessively corroded, a suspension pin, bush or joint excessively worn | |||
| 2009 | 11,271 | 75.7% | |
| Top failures: windscreen washers not working or not providing sufficient fluid to clear the windscreen, brake pipe damaged or excessively corroded, a suspension pin, bush or joint excessively worn | |||
| 2010 | 9,820 | 76.8% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, brake pipe damaged or excessively corroded | |||
| 2011 | 8,302 | 77.9% | |
| Top failures: a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, brake pipe damaged or excessively corroded, the aim of a headlamp is not within limits laid down in the requirements | |||
| 2012 | 8,397 | 79.2% | |
| Top failures: a spring or spring component fractured or seriously weakened, a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn | |||
| 2013 | 31,105 | 83.7% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a spring or spring component fractured or seriously weakened, a tyre seriously damaged | |||
| 2014 | 46,654 | 83.7% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a spring or spring component fractured or seriously weakened, tyre tread depth not in accordance with the requirements | |||
| 2015 | 51,619 | 84.9% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a tyre seriously damaged, tyre tread depth not in accordance with the requirements | |||
| 2016 | 71,474 | 86.6% | |
| Top failures: a tyre seriously damaged, tyre tread depth not in accordance with the requirements, a spring or spring component fractured or seriously weakened | |||
| 2017 | 75,332 | 88% | |
| Top failures: a tyre seriously damaged, tyre tread depth not in accordance with the requirements, a tyre cords visible or damaged | |||
| 2018 | 75,848 | 89.8% | |
| Top failures: tyre tread depth not in accordance with the requirements, a tyre seriously damaged, a brake lining or pad worn below 1.5mm | |||
| 2019 | 14,876 | 91% | |
| Top failures: tyre tread depth not in accordance with the requirements, a brake lining or pad worn below 1.5mm, a tyre seriously damaged | |||
| 2020 | 276 | 91.3% | |
| Top failures: a brake lining or pad worn below 1.5mm, wiper blade missing or obviously not clearing the windscreen, tyre tread depth not in accordance with the requirements | |||
| 2021 | 176 | 94.9% | |
| Top failures: windscreen washers not working or not providing sufficient fluid to clear the windscreen, warning device shows system malfunction, a tyre cords visible or damaged | |||
Mileage at test
25th percentile
46,915 mi
Median
74,164 mi
75th percentile
100,712 mi
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