Mercedes-benz 508 d
Based on 316 Mercedes-benz 508 d vehicles and 2,719 completed MOT tests, the Mercedes-benz 508 d has an overall 65% pass rate, with an average recorded mileage of 213,803 miles.
Mercedes-benz 508 d problem areas
Where faults occur most across all Mercedes-benz 508 d MOT tests:
-
Other80%
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Brakes8%
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Tyres, wheels & suspension6%
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Lamps & electrical5%
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Emissions & nuisance5%
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Body & structure4%
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Seatbelts & equipment3%
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Steering3%
Mercedes-benz 508 d pass rate by age
How the Mercedes-benz 508 d's MOT pass rate changes as it ages (buckets with 20+ tests).
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 17 | 53% |
| 2 | 10 | 80% |
| 3 | 8 | 75% |
| 4 | 8 | 75% |
| 5 | 10 | 60% |
| 6 | 10 | 60% |
| 7 | 9 | 56% |
| 8 | 5 | 80% |
| 9 | 10 | 70% |
| 10 | 16 | 56% |
| 11 | 13 | 69% |
| 12 | 28 | 61% |
| 13 | 39 | 72% |
| 14 | 58 | 78% |
| 15 | 71 | 70% |
| 16 | 84 | 68% |
| 17 | 66 | 68% |
| 18 | 71 | 62% |
| 19 | 84 | 60% |
| 20 | 93 | 59% |
Fuel types: Diesel (316)
Most common Mercedes-benz 508 d MOT faults
These are the faults and advisories recorded most often across Mercedes-benz 508 d MOT tests:
- Brakes imbalanced across an axle (3.7.B.5b) (175 times)
- Oil leak (109 times)
- Windscreen washer provides insufficient washer liquid (8.2.3) (87 times)
- Oil leak, but not excessive (8.4.1 (a) (i)) (77 times)
- Offside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a) (67 times)
- Parking brake: efficiency below requirements (3.7.B.7) (61 times)
- Service brake: efficiency below requirements (3.7.B.7) (58 times)
- Nearside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a) (51 times)
- Brake pipe slightly corroded (3.6.B.2c) (51 times)
- Offside Rear fog lamp not working (1.3.2b) (46 times)
- Steering system has slight free play detected at steering wheel (2.2.A.1a) (44 times)
- Horn not working (1.6.2a) (40 times)
- Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2) (39 times)
- Rear Brakes imbalanced across an axle Axle 2 (1.2.1 (b) (i)) (37 times)
- Offside Rear Leaf spring has a slightly deteriorated shackle pin rubber bush not resulting in excessive movement (2.4.B.2) (37 times)
Mercedes-benz 508 d pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2021 | 1 | 1 | 100% | 268,896 |
| 2020 | 1 | 5 | 60% | 87,122 |
| 2018 | 1 | 6 | 33% | 337,728 |
| 2016 | 4 | 34 | 62% | 174,153 |
| 2015 | 1 | 9 | 78% | 56,516 |
| 2014 | 1 | 4 | 75% | 322,600 |
| 2009 | 2 | 7 | 57% | 240,123 |
| 2007 | 2 | 29 | 83% | 214,159 |
| 2005 | 1 | 8 | 50% | 195,445 |
| 2003 | 1 | 11 | 64% | 170,605 |
| 2002 | 2 | 12 | 42% | 303,486 |
| 2000 | 1 | 25 | 60% | — |
| 1998 | 2 | 10 | 80% | 212,730 |
| 1996 | 2 | 13 | 69% | 222,948 |
| 1995 | 5 | 56 | 54% | 331,759 |
| 1994 | 10 | 124 | 66% | 243,701 |
| 1993 | 13 | 112 | 70% | 266,130 |
| 1992 | 19 | 154 | 70% | 184,393 |
| 1991 | 13 | 103 | 60% | 158,925 |
| 1990 | 22 | 211 | 68% | 259,955 |
| 1989 | 12 | 65 | 52% | 280,030 |
| 1988 | 7 | 48 | 58% | 280,610 |
| 1987 | 37 | 418 | 69% | 67,331 |
| 1986 | 18 | 106 | 69% | 154,498 |
| 1985 | 24 | 255 | 66% | 286,743 |
| 1984 | 19 | 200 | 64% | 236,775 |
| 1983 | 21 | 172 | 60% | 241,623 |
| 1982 | 21 | 151 | 60% | 266,240 |
| 1981 | 21 | 167 | 61% | 260,301 |
| 1980 | 7 | 57 | 49% | 193,373 |
| 1979 | 6 | 46 | 72% | 153,268 |
| 1978 | 7 | 28 | 57% | 227,730 |
| 1977 | 6 | 54 | 67% | 190,407 |
| 1976 | 1 | 1 | 0% | 201,106 |
| 1975 | 3 | 10 | 70% | 221,144 |
| 1971 | 1 | 6 | 67% | 148,861 |
| 1968 | 1 | 1 | 100% | 12,814 |
Mercedes-benz 508 d reliability FAQ
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