MERCEDES-BENZ C-CLASS MOT Pass Rate
81.4% of 665,618 MERCEDES-BENZ C-CLASS MOT tests pass.
At 81.4%, The C-CLASS passes slightly less often than the average across all MERCEDES-BENZ models (83.5%).
The MERCEDES-BENZ C-CLASS has a pass rate of 81.4%, a little higher than the national average for cars (79.2%).
Pass rate by vehicle age
Pass rate drops sharply with age: the MERCEDES-BENZ C-CLASS tested at 0–3 years pass 91.2% of the time, compared with just 69.7% at 15+ years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 91.2% | 8,967 | 26,879 miles |
| 3–6 years | 90.8% | 105,705 | 41,580 miles |
| 6–10 years | 86.4% | 255,797 | 71,947 miles |
| 10–15 years | 75.8% | 176,985 | 102,510 miles |
| 15+ years | 69.7% | 118,164 | 117,322 miles |
Common MOT failure reasons for the MERCEDES-BENZ C-CLASS
The most common reason the MERCEDES-BENZ C-CLASS fails its MOT is suspension — present in 47.9% of failed tests, most often logged as "Ball joint excessively worn".
| Category | Share of failed tests | Example |
|---|---|---|
| Suspension | 47.9% | Ball joint excessively worn |
| Tyres | 34.3% | Tread depth below requirements of 1.6mm |
| Brakes | 34.0% | Excessively corroded |
| Lamps, reflectors and electrical equipment | 29.5% | Not working |
| Noise, emissions and leaks | 12.7% | Inoperative or indicates a malfunction |
| Visibility | 9.3% | Does not clear the windscreen effectively |
| Body, chassis, structure | 3.9% | Has a major leak of exhaust gases |
| Road Wheels | 3.6% | Fixing missing |
| Seat belts and supplementary restraint systems | 3.3% | Warning lamp indicates a fault |
| Steering | 2.6% | Ball joint has excessive play |
Related MERCEDES-BENZ models
- MERCEDES-BENZ A-CLASS — 85.3% pass rate
- MERCEDES-BENZ E-CLASS — 83.3% pass rate
- MERCEDES-BENZ GLA — 89.4% pass rate
- MERCEDES-BENZ GLC — 91.1% pass rate
- MERCEDES-BENZ CLA — 87.2% pass rate
- MERCEDES-BENZ VITO — 75.2% pass rate