BMW Z3 MOT Pass Rate
72.7% of 4,009 BMW Z3 MOT tests pass.
The Z3 passes 72.7% of the time, noticeably below the figure for the average across all BMW models (84.8%).
The BMW Z3 passes 72.7% of the time, noticeably below the figure for the national average for cars (78.3%).
Pass rate by vehicle age
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | no tests recorded | 0 | 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 (7) | 7 | no reading |
| 15+ years | 72.6% | 4,002 | 88,658 miles |
Common MOT failure reasons for the BMW Z3
The most common reason the BMW Z3 fails its MOT is brakes — present in 48.4% of failed tests, most often logged as "excessively corroded".
| Category | Share of failed tests | Example |
|---|---|---|
| Brakes | 48.4% | excessively corroded |
| Lamps, reflectors and electrical equipment | 45.4% | not working |
| Suspension | 38.3% | prescribed area excessively corroded significantly reducing structural strength |
| Noise, emissions and leaks | 36.2% | Lambda reading after 2nd fast idle outside specified limits |
| Visibility | 19.0% | does not clear the windscreen effectively |
| Tyres | 13.8% | has a tear, caused by separation or partial failure of its structure |
| Body, chassis, structure | 10.9% | has a major leak of exhaust gases |
| Seat belts and supplementary restraint systems | 8.4% | warning lamp indicates a fault |
| Steering | 4.2% | gaiter missing or no longer prevents the ingress of dirt |
| Identification of the vehicle | 0.9% | inscription illegible |