MOT reliability
Mercedes-benz S500
18 vehicles · 94 completed MOT tests analysed
84%
MOT pass rate
Based on 18 Mercedes-benz S500 vehicles and 94 completed MOT tests, the Mercedes-benz S500 has an overall 84% pass rate, with an average recorded mileage of 58,292 miles.
18
Vehicles
94
MOT tests
4,815
Avg miles / year
0.7
Faults per test
6%
Dangerous-fault share
Mercedes-benz S500 problem areas
Where faults occur most across all Mercedes-benz S500 MOT tests:
-
Tyres, wheels & suspension39%
-
Other33%
-
Brakes20%
-
Emissions & nuisance6%
-
Lamps & electrical4%
-
Visibility1%
-
Seatbelts & equipment1%
Mercedes-benz S500 pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 2 | 1 | 100% |
| 3 | 6 | 83% |
| 4 | 7 | 86% |
| 5 | 6 | 100% |
| 6 | 9 | 89% |
| 7 | 6 | 83% |
| 8 | 5 | 80% |
| 9 | 2 | 100% |
| 10 | 2 | 100% |
| 11 | 4 | 100% |
| 12 | 5 | 80% |
| 13 | 3 | 100% |
| 14 | 6 | 83% |
| 15 | 5 | 80% |
| 16 | 6 | 67% |
| 17 | 4 | 75% |
| 18 | 3 | 100% |
| 19 | 3 | 67% |
| 20 | 3 | 67% |
Fuel types: Petrol (17), Other (1)
Most common Mercedes-benz S500 MOT faults
These are the faults and advisories recorded most often across Mercedes-benz S500 MOT tests:
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (3 times)
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (3 times)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (3 times)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1) (3 times)
- Nearside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i)) (2 times)
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (2 times)
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (2 times)
- Nearside Front Wheel bearing has slight play (5.1.3 (a) (i)) (2 times)
- Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (2 times)
- Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (2 times)
- Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i)) (2 times)
- Nearside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
- Offside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (2 times)
- Nearside Rear Shock absorbers has a serious fluid leak (5.3.2 (b)) (1 times)
Mercedes-benz S500 pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2019 | 1 | 5 | 100% | 20,043 |
| 2018 | 3 | 20 | 90% | 43,693 |
| 2016 | 1 | 1 | 100% | 44,222 |
| 2014 | 1 | 3 | 67% | 26,659 |
| 2010 | 1 | 5 | 100% | 62,771 |
| 2009 | 1 | 16 | 88% | 80,615 |
| 2007 | 3 | 25 | 80% | 70,913 |
| 2005 | 1 | 5 | 100% | 111,890 |
| 2004 | 1 | 7 | 57% | 94,856 |
| 1999 | 1 | 1 | 100% | 24,545 |
| 1996 | 2 | 3 | 67% | 71,020 |
| 1991 | 1 | 1 | 100% | 50,325 |
Mercedes-benz S500 reliability FAQ
Across 18 Mercedes-benz S500 vehicles in our MOT data,
84% pass the MOT (a 16% failure rate), with about
0.7 faults or advisories recorded per test.
The most frequently recorded Mercedes-benz S500 MOT issues are:
Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Nearside Rear Tyre worn close to the legal limit (4.1.E.1).
The typical Mercedes-benz S500 in our data has covered around
58,292 miles.
Compare the Mercedes-benz S500
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