MERCEDES-BENZ 320 MOT Pass Rate
77.8% of 1,056 MERCEDES-BENZ 320 MOT tests pass.
The 320 passes 77.8% of the time, noticeably below the figure for the average across all MERCEDES-BENZ models (83.5%).
At 77.8%, The MERCEDES-BENZ 320 passes slightly less often than the national average for cars (79.2%).
Pass rate by vehicle age
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | too few tests (2) | 2 | no reading |
| 3–6 years | no tests recorded | 0 | no reading |
| 6–10 years | no tests recorded | 0 | no reading |
| 10–15 years | too few tests (28) | 28 | no reading |
| 15+ years | 78.2% | 1,026 | 117,918 miles |
Common MOT failure reasons for the MERCEDES-BENZ 320
The most common reason the MERCEDES-BENZ 320 fails its MOT is lamps, reflectors and electrical equipment — present in 54.7% of failed tests, most often logged as "Not working".
| Category | Share of failed tests | Example |
|---|---|---|
| Lamps, reflectors and electrical equipment | 54.7% | Not working |
| Brakes | 45.0% | Excessively corroded |
| Suspension | 40.6% | Ball joint excessively worn |
| Tyres | 20.5% | Tread depth below requirements of 1.6mm |
| Body, chassis, structure | 20.5% | Backrest cannot be secured in the upright position. |
| Noise, emissions and leaks | 19.8% | Lambda reading after 2nd fast idle outside specified limits |
| Steering | 9.4% | Ball joint has excessive play |
| Seat belts and supplementary restraint systems | 8.6% | Prescribed area strength or continuity significantly reduced |
| Visibility | 8.3% | Does not clear the windscreen effectively |
| Road Wheels | 4.3% | Fixing missing |
Related MERCEDES-BENZ models
- MERCEDES-BENZ C-CLASS — 81.4% pass rate
- 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