Does the Porsche Cayenne fail the MOT on visibility more than it should?
The Porsche Cayenne records 5.62 visibility failure items per 100 initial MOT tests (2019–2024), against 7.66 expected for a car of the same age mix: less than expected for its class and age (−2.04, 95% interval −2.17 to −1.90). It ranks 535 of 746 models on visibility (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on visibility · check a Porsche Cayenne by registration
What exactly fails on visibility?
The most frequent DVSA defect wording in this group on the Porsche Cayenne is “Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view”, recorded 3,560 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view | 3,560 | 2.26 |
| Wiper blade missing or obviously not clearing the windscreen | 2,062 | 1.31 |
| Wiper blade defective | 1,265 | 0.80 |
| Windscreen washers not working or not providing sufficient fluid to clear the windscreen | 1,063 | 0.68 |
| Obligatory mirror or device slightly damaged or loose | 334 | 0.21 |
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
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