Does the Porsche 944 fail the MOT on tyres more than it should?
The Porsche 944 records 2.87 tyres failure items per 100 initial MOT tests (2019–2024), against 3.90 expected for a car of the same age mix: less than expected for its class and age (−1.03, 95% interval −1.35 to −0.72). It ranks 416 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 944 by registration
What exactly fails on tyres?
The most frequent DVSA defect wording in this group on the Porsche 944 is “A tyre seriously damaged”, recorded 185 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A tyre seriously damaged | 185 | 1.21 |
| Tyre tread depth not in accordance with the requirements | 89 | 0.58 |
| A tyre cords visible or damaged | 41 | 0.27 |
| A tyre not fitted in compliance with the manufacturers sidewall instruction | 39 | 0.26 |
| A tyre valve seriously damaged or misaligned likely to cause sudden deflation of the tyre | 34 | 0.22 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 15,287 (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 944 gets a tyres advisory, how often does it fail next time?
5.2% of Porsche 944 MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 13.5 months and 112 miles later (992 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 992 (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
Porsche 944 by postcode area · Porsche 944 body, chassis and structure failures · Porsche 944 brakes failures · Porsche 944 vehicle identification failures · Porsche 944 lamps, reflectors and electrics failures · Porsche 944 noise, emissions and leaks failures · Porsche 944 road wheels failures · Porsche 944 seat belts and airbags failures · Porsche 944 steering failures · Porsche 944 suspension failures · Porsche 944 visibility failures