Does the Porsche Cayenne fail the MOT on tyres more than it should?
The Porsche Cayenne records 7.52 tyres failure items per 100 initial MOT tests (2019–2024), against 8.69 expected for a car of the same age mix: less than expected for its class and age (−1.17, 95% interval −1.32 to −1.02). It ranks 423 of 751 models on tyres (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on tyres · check a Porsche Cayenne by registration
What exactly fails on tyres?
The most frequent DVSA defect wording in this group on the Porsche Cayenne is “A tyre seriously damaged”, recorded 4,710 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A tyre seriously damaged | 4,710 | 2.99 |
| Tyre tread depth not in accordance with the requirements | 3,756 | 2.39 |
| A tyre cords visible or damaged | 2,344 | 1.49 |
| A tyre pressure monitoring system malfunctioning or obviously inoperative | 301 | 0.19 |
| A tyre has a lump, bulge or tear caused by separation or partial failure of its structure. This includes any lifting of the tread rubber | 254 | 0.16 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 157,425 (initial tests) · Method: failure items (major and minor) grouped by DVSA's defect tree; wordings with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
If a Porsche Cayenne gets a tyres advisory, how often does it fail next time?
7.8% of Porsche Cayenne MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 12.1 months and 6,424 miles later (22,487 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 22,487 (advisories followed) · Method: the same vehicles followed to their next ordinary MOT · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
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