MOT reliability
Mercedes-benz C350 cdi
7 vehicles · 104 completed MOT tests analysed
69%
MOT pass rate
Based on 7 Mercedes-benz C350 cdi vehicles and 104 completed MOT tests, the Mercedes-benz C350 cdi has an overall 69% pass rate, with an average recorded mileage of 151,997 miles.
7
Vehicles
104
MOT tests
10,835
Avg miles / year
1.7
Faults per test
8%
Dangerous-fault share
Mercedes-benz C350 cdi problem areas
Where faults occur most across all Mercedes-benz C350 cdi MOT tests:
-
Other40%
-
Tyres, wheels & suspension26%
-
Brakes22%
-
Emissions & nuisance10%
-
Lamps & electrical7%
-
Visibility3%
-
Identification & plates2%
-
Seatbelts & equipment1%
Mercedes-benz C350 cdi pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 3 | 8 | 75% |
| 4 | 6 | 83% |
| 5 | 5 | 100% |
| 6 | 6 | 67% |
| 7 | 7 | 71% |
| 8 | 8 | 62% |
| 9 | 7 | 86% |
| 10 | 5 | 100% |
| 11 | 9 | 56% |
| 12 | 7 | 71% |
| 13 | 6 | 67% |
| 14 | 4 | 75% |
| 15 | 4 | 50% |
| 16 | 3 | 67% |
| 17 | 4 | 50% |
| 19 | 2 | 50% |
Fuel types: Diesel (7)
Most common Mercedes-benz C350 cdi MOT faults
These are the faults and advisories recorded most often across Mercedes-benz C350 cdi MOT tests:
- Oil leak, but not excessive (8.4.1 (a) (i)) (10 times)
- Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (6 times)
- Offside Front Wheel bearing has slight play (5.1.3 (a) (i)) (5 times)
- Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (5 times)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (4 times)
- Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (4 times)
- Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (3 times)
- Exhaust emissions exceed manufacturer's specified limit (8.2.2.2 (a)) (3 times)
- Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (3 times)
- ALIGNMENT (2 times)
- OFFSIDE FRONT TYRE HAS DAMAGE TO THE OUTER SIDEWALL - 225/40YR18 CONTI CONTACT 5 EXTRA LOAD (2 times)
- SERVICE B OVERDUE BY 500 MILES (2 times)
- Offside Headlamp aim too low (1.8) (2 times)
- SERVICE A OVERDUE BY 11.100 MILES WARNING IS ON ? (2 times)
- Emission too clean too record (2 times)
Mercedes-benz C350 cdi pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2011 | 1 | 17 | 71% | 136,262 |
| 2010 | 3 | 40 | 78% | 182,211 |
| 2009 | 1 | 10 | 50% | 117,392 |
| 2007 | 1 | 24 | 71% | 111,694 |
Mercedes-benz C350 cdi reliability FAQ
Across 7 Mercedes-benz C350 cdi vehicles in our MOT data,
69% pass the MOT (a 31% failure rate), with about
1.7 faults or advisories recorded per test.
The most frequently recorded Mercedes-benz C350 cdi MOT issues are:
Oil leak, but not excessive (8.4.1 (a) (i)); Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)); Offside Front Wheel bearing has slight play (5.1.3 (a) (i)).
The typical Mercedes-benz C350 cdi in our data has covered around
151,997 miles.
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