MOT reliability
Mercedes-benz 450
933 vehicles · 6,638 completed MOT tests analysed
73%
MOT pass rate
Based on 933 Mercedes-benz 450 vehicles and 6,638 completed MOT tests, the Mercedes-benz 450 has an overall 73% pass rate, with an average recorded mileage of 106,354 miles.
933
Vehicles
6,638
MOT tests
866
Avg miles / year
2
Faults per test
1%
Dangerous-fault share
Mercedes-benz 450 problem areas
Where faults occur most across all Mercedes-benz 450 MOT tests:
-
Other92%
-
Brakes6%
-
Seatbelts & equipment6%
-
Emissions & nuisance5%
-
Tyres, wheels & suspension5%
-
Steering2%
-
Body & structure2%
-
Lamps & electrical2%
Mercedes-benz 450 pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 12 | 83% |
| 2 | 11 | 73% |
| 3 | 16 | 69% |
| 4 | 16 | 69% |
| 5 | 13 | 69% |
| 6 | 14 | 71% |
| 7 | 12 | 75% |
| 8 | 12 | 75% |
| 9 | 8 | 62% |
| 10 | 14 | 64% |
| 11 | 22 | 68% |
| 12 | 11 | 73% |
| 13 | 7 | 100% |
| 14 | 10 | 80% |
| 15 | 12 | 67% |
| 16 | 13 | 62% |
| 17 | 9 | 89% |
| 18 | 10 | 80% |
| 19 | 20 | 55% |
| 20 | 14 | 71% |
Fuel types: Petrol (928), Diesel (3), LPG (2)
Most common Mercedes-benz 450 MOT faults
These are the faults and advisories recorded most often across Mercedes-benz 450 MOT tests:
- Oil leak (197 times)
- Windscreen washer provides insufficient washer liquid (8.2.3) (165 times)
- Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (154 times)
- Steering system has slight free play detected at steering wheel (2.2.A.1a) (151 times)
- Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (133 times)
- Exhaust has a minor leak of exhaust gases (7.1.2) (130 times)
- Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (124 times)
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a) (119 times)
- Nearside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (107 times)
- Offside Front Tyre worn close to the legal limit (4.1.E.1) (95 times)
- Nearside Headlamp aim too low (1.8) (88 times)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1) (88 times)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (86 times)
- Offside Headlamp aim too low (1.8) (84 times)
- Parking brake: efficiency below requirements (3.7.B.7) (83 times)
Mercedes-benz 450 pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2020 | 1 | 3 | 67% | 71,538 |
| 2019 | 3 | 8 | 62% | 87,834 |
| 2018 | 7 | 17 | 76% | 131,735 |
| 2017 | 2 | 4 | 75% | 121,392 |
| 2015 | 1 | 8 | 75% | 222,834 |
| 2014 | 1 | 11 | 55% | 125,576 |
| 2013 | 1 | 11 | 64% | 99,292 |
| 2012 | 3 | 18 | 83% | 86,636 |
| 2009 | 1 | 5 | 60% | 7,306 |
| 2005 | 1 | 2 | 100% | 198,050 |
| 2004 | 3 | 37 | 62% | 143,666 |
| 2003 | 4 | 24 | 83% | 145,391 |
| 2002 | 1 | 5 | 60% | 74,115 |
| 2001 | 1 | 1 | 100% | 211,401 |
| 2000 | 2 | 2 | 100% | 162,094 |
| 1999 | 4 | 33 | 61% | 268,118 |
| 1998 | 1 | 11 | 64% | 118,119 |
| 1997 | 1 | 1 | 100% | 134,104 |
| 1996 | 2 | 4 | 100% | 118,536 |
| 1995 | 5 | 31 | 74% | 172,555 |
| 1994 | 2 | 40 | 88% | 76,990 |
| 1993 | 1 | 4 | 75% | 203,851 |
| 1991 | 1 | 10 | 80% | 83,208 |
| 1990 | 5 | 81 | 70% | 97,307 |
| 1989 | 1 | 10 | 70% | 247,553 |
| 1988 | 3 | 14 | 79% | 122,808 |
| 1987 | 2 | 19 | 68% | 64,852 |
| 1986 | 2 | 13 | 77% | 33,356 |
| 1984 | 1 | 1 | 100% | 76,493 |
| 1983 | 3 | 14 | 64% | 83,410 |
| 1982 | 5 | 69 | 72% | 81,555 |
| 1981 | 23 | 136 | 73% | 109,764 |
| 1980 | 231 | 1,817 | 75% | 101,435 |
| 1979 | 259 | 1,898 | 73% | 103,999 |
| 1978 | 139 | 1,000 | 74% | 103,369 |
| 1977 | 58 | 388 | 70% | 110,092 |
| 1976 | 43 | 226 | 77% | 114,554 |
| 1975 | 38 | 285 | 72% | 107,500 |
| 1974 | 33 | 182 | 74% | 96,687 |
| 1973 | 26 | 146 | 67% | 128,549 |
| 1972 | 4 | 17 | 71% | 91,738 |
| 1971 | 8 | 32 | 66% | 89,342 |
Mercedes-benz 450 reliability FAQ
Across 933 Mercedes-benz 450 vehicles in our MOT data,
73% pass the MOT (a 27% failure rate), with about
2 faults or advisories recorded per test.
The most frequently recorded Mercedes-benz 450 MOT issues are:
Oil leak; Windscreen washer provides insufficient washer liquid (8.2.3); Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3).
The typical Mercedes-benz 450 in our data has covered around
106,354 miles.
Compare the Mercedes-benz 450
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