BMW M4 MOT Pass Rate
91.1% of 7,167 BMW M4 MOT tests pass.
The M4 passes its MOT 91.1% of the time — well above the average across all BMW models, which sits at 84.8%.
The BMW M4 passes its MOT 91.1% of the time — well above the national average for cars, which sits at 78.3%.
Pass rate by vehicle age
Pass rate eases gradually with age, from 91.5% at 3–6 years to 89.4% at 10–15 years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | too few tests (10) | 10 | no reading |
| 3–6 years | 91.5% | 1,830 | 30,740 miles |
| 6–10 years | 91.0% | 4,846 | 48,345 miles |
| 10–15 years | 89.4% | 481 | 68,540 miles |
| 15+ years | no tests recorded | 0 | no reading |
Common MOT failure reasons for the BMW M4
The most common reason the BMW M4 fails its MOT is tyres — present in 58.0% of failed tests, most often logged as "has ply or cords exposed".
| Category | Share of failed tests | Example |
|---|---|---|
| Tyres | 58.0% | has ply or cords exposed |
| Suspension | 19.4% | fractured or broken |
| Lamps, reflectors and electrical equipment | 15.6% | too high |
| Identification of the vehicle | 11.4% | does not conform to the specified requirements |
| Visibility | 8.4% | provides insufficient washer liquid |
| Noise, emissions and leaks | 8.4% | Lambda reading after 2nd fast idle outside specified limits |
| Brakes | 7.2% | less than 1.5 mm thick |
| Road Wheels | 1.9% | fixing missing |
| Body, chassis, structure | 1.2% | has a major leak of exhaust gases |
| Seat belts and supplementary restraint systems | 0.4% | warning lamp indicates a fault |