Porsche MOT pass rate
Porsche passes its MOT 91.8% of the time — well above the national average for cars, which sits at 79.2%. This is based on 436,694 MOT tests across 16 Porsche models with enough test volume to report on.
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Models
| Model | Pass rate | Tests |
|---|---|---|
| 911 | 92.2% | 117,520 |
| Macan | 94.7% | 78,823 |
| Cayenne | 91.0% | 72,797 |
| Boxster | 87.8% | 66,904 |
| Cayman | 93.0% | 34,401 |
| Panamera | 92.8% | 19,293 |
| Taycan | 94.5% | 14,250 |
| 944 | 80.5% | 5,969 |
| 911 Carrera | 95.9% | 5,868 |
| 718 Cayman | 98.2% | 2,070 |
| 928 | 82.3% | 1,898 |
| 924 | 78.1% | 1,419 |
| Carrera | 87.0% | 1,323 |
| 968 | 86.7% | 1,293 |
| Cayenne Turbo S E-Hybrid | 96.1% | 1,064 |
| 911 Targa | 96.7% | 1,016 |
Top failure reasons across Porsche
| Category | Share of failed tests | Example |
|---|---|---|
| Lamps, reflectors and electrical equipment | 44.4% | Not working |
| Tyres | 28.9% | Tread depth below requirements of 1.6mm |
| Brakes | 23.4% | Excessively corroded |
| Suspension | 16.8% | Fractured or broken |
| Noise, emissions and leaks | 14.5% | Lambda reading after 2nd fast idle outside specified limits |
| Visibility | 12.7% | Does not clear the windscreen effectively |
| Body, chassis, structure | 8.9% | Constant velocity boot split or insecure, no longer prevents the ingress of dirt |
| Identification of the vehicle | 5.4% | Does not conform to the specified requirements |
| Steering | 3.0% | Gaiter missing or no longer prevents the ingress of dirt |
| Seat belts and supplementary restraint systems | 2.4% | Warning lamp indicates a fault |