Mercedes-Benz Sl
MOT data from 48,034 tests in 2024. Pass rate: 89.3%. Average mileage at test: 68,851 miles.
Common failure reasons
| Reason | Count |
|---|---|
| a tyre seriously damaged | 806 |
| a suspension pin, bush or joint excessively worn | 539 |
| a suspension joint dust cover missing or no longer prevents the ingress of dirt etc | 431 |
| a tyre cords visible or damaged | 398 |
| brake pipe damaged or excessively corroded | 384 |
| a spring or spring component fractured or seriously weakened | 356 |
| the aim of a headlamp is not within limits laid down in the requirements | 320 |
| tyre tread depth not in accordance with the requirements | 236 |
| wiper blade missing or obviously not clearing the windscreen | 234 |
| windscreen washers not working or not providing sufficient fluid to clear the windscreen | 218 |
By registration year
| Year | Tests | Pass rate | |
|---|---|---|---|
| 1983 | 145 | 91.7% | |
| Top failures: 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, 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 | |||
| 1984 | 323 | 81.7% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, 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 headlamp or light source missing, inoperative or more than ½ not functioning in the case of led | |||
| 1985 | 388 | 86.9% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, significant brake effort recorded with no brake applied indicating a binding brake, a transmission shaft constant velocity joint boot severely deteriorated | |||
| 1986 | 304 | 84.5% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a suspension joint dust cover severely deteriorated, the aim of a headlamp is not within limits laid down in the requirements | |||
| 1987 | 244 | 90.2% | |
| Top failures: emissions levels exceed default limits, a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, vehicle structure corroded to the extent that the rigidity of the assembly is seriously reduced | |||
| 1988 | 324 | 87.3% | |
| Top failures: 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, emissions levels exceed default limits | |||
| 1989 | 431 | 85.8% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, 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, wiper blade missing or obviously not clearing the windscreen | |||
| 1990 | 144 | 83.3% | |
| Top failures: emissions levels exceed default limits, brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle., the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is so weakened that control of the vehicle is likely to be adversely affected | |||
| 1991 | 225 | 84.4% | |
| Top failures: the aim of a headlamp is not within limits laid down in the requirements, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, wiper not operating or missing | |||
| 1992 | 218 | 88.5% | |
| Top failures: a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a brake hose ferrule excessively corroded, brake pipe damaged or excessively corroded | |||
| 1993 | 375 | 90.7% | |
| Top failures: lamp emitted colour, position or intensity not in accordance with the requirements, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, emissions levels exceed default limits | |||
| 1994 | 1,138 | 89% | |
| Top failures: a tyre seriously damaged, a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led, brake pipe damaged or excessively corroded | |||
| 1995 | 1,447 | 86.2% | |
| Top failures: a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, emissions levels exceed default limits, lamp emitted colour, position or intensity not in accordance with the requirements | |||
| 1996 | 1,596 | 88.6% | |
| Top failures: emissions levels exceed default limits, a tyre seriously damaged, wiper blade missing or obviously not clearing the windscreen | |||
| 1997 | 1,901 | 87.4% | |
| Top failures: a suspension pin, bush or joint excessively worn, a tyre seriously damaged, emissions levels exceed default limits | |||
| 1998 | 1,814 | 86.8% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, lamp emitted colour, position or intensity not in accordance with the requirements, a suspension joint dust cover severely deteriorated | |||
| 1999 | 1,489 | 87.8% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a suspension joint dust cover severely deteriorated, a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led | |||
| 2000 | 873 | 86.7% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc | |||
| 2001 | 479 | 91% | |
| Top failures: a suspension joint dust cover missing or no longer prevents the ingress of dirt etc, a suspension joint dust cover severely deteriorated, windscreen washers not working or not providing sufficient fluid to clear the windscreen | |||
| 2002 | 1,846 | 88.2% | |
| Top failures: a suspension pin, bush or joint excessively worn, a tyre seriously damaged, a suspension joint dust cover missing or no longer prevents the ingress of dirt etc | |||
| 2003 | 4,769 | 87.5% | |
| Top failures: a suspension pin, bush or joint excessively worn, a tyre seriously damaged, a tyre cords visible or damaged | |||
| 2004 | 3,778 | 88.8% | |
| Top failures: a tyre seriously damaged, a spring or spring component fractured or seriously weakened, a suspension pin, bush or joint excessively worn | |||
| 2005 | 2,346 | 88.7% | |
| Top failures: a suspension pin, bush or joint excessively worn, a spring or spring component fractured or seriously weakened, a tyre seriously damaged | |||
| 2006 | 1,765 | 87.1% | |
| Top failures: a suspension pin, bush or joint excessively worn, a spring or spring component fractured or seriously weakened, a tyre seriously damaged | |||
| 2007 | 1,624 | 89.5% | |
| Top failures: a tyre seriously damaged, a spring or spring component fractured or seriously weakened, excessive fluctuation in brake effort through each wheel revolution. | |||
| 2008 | 1,833 | 90.1% | |
| Top failures: a tyre seriously damaged, a spring or spring component fractured or seriously weakened, brake pipe damaged or excessively corroded | |||
| 2009 | 1,146 | 87.7% | |
| Top failures: a tyre seriously damaged, brake pipe damaged or excessively corroded, a tyre cords visible or damaged | |||
| 2010 | 909 | 88.6% | |
| Top failures: a spring or spring component fractured or seriously weakened, a tyre seriously damaged, a tyre cords visible or damaged | |||
| 2011 | 530 | 91.1% | |
| Top failures: a tyre seriously damaged, 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 | |||
| 2012 | 988 | 90.1% | |
| Top failures: a tyre seriously damaged, a tyre cords visible or damaged, engine mil illuminated indicating a malfunction | |||
| 2013 | 2,465 | 89.5% | |
| Top failures: a tyre seriously damaged, engine mil illuminated indicating a malfunction, a tyre cords visible or damaged | |||
| 2014 | 2,680 | 92.3% | |
| Top failures: a tyre seriously damaged, engine mil illuminated indicating a malfunction, brake pipe damaged or excessively corroded | |||
| 2015 | 1,914 | 92.6% | |
| Top failures: a tyre seriously damaged, a spring or spring component fractured or seriously weakened, a suspension pin, bush or joint excessively worn | |||
| 2016 | 1,976 | 95.2% | |
| Top failures: a tyre seriously damaged, a tyre cords visible or damaged, a suspension pin, bush or joint excessively worn | |||
| 2017 | 1,628 | 94.7% | |
| Top failures: a tyre seriously damaged, a tyre cords visible or damaged, emissions levels exceed default limits | |||
| 2018 | 902 | 92.9% | |
| Top failures: a tyre seriously damaged, number plate does not conform to the specified requirements, a tyre cords visible or damaged | |||
| 2019 | 720 | 96.8% | |
| Top failures: a tyre seriously damaged, tyre tread depth not in accordance with the requirements, a tyre has a lump, bulge or tear caused by separation or partial failure of its structure. this includes any lifting of the tread rubber | |||
Mileage at test
25th percentile
32,065 mi
Median
44,518 mi
75th percentile
61,160 mi
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