Does the Vauxhall Signum fail the MOT on tyres more than it should?
The Vauxhall Signum records 15.35 tyres failure items per 100 initial MOT tests (2019–2024), against 10.83 expected for a car of the same age mix: more than expected for its class and age (+4.52, 95% interval +3.93 to +5.11). It ranks 27 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 Vauxhall Signum by registration
What exactly fails on tyres?
The most frequent DVSA defect wording in this group on the Vauxhall Signum is “Tyre tread depth not in accordance with the requirements”, recorded 1,056 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Tyre tread depth not in accordance with the requirements | 1,056 | 6.20 |
| A tyre seriously damaged | 709 | 4.16 |
| A tyre cords visible or damaged | 614 | 3.61 |
| Tyre obviously under inflated | 71 | 0.42 |
| 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 | 55 | 0.32 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 17,028 (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 Vauxhall Signum gets a tyres advisory, how often does it fail next time?
13.7% of Vauxhall Signum MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 12.1 months and 5,050 miles later (3,279 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 3,279 (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
Vauxhall Signum 2003 · Vauxhall Signum 2004 · Vauxhall Signum 2005 · Vauxhall Signum 2006 · Vauxhall Signum 2007 · Vauxhall Signum by postcode area · Vauxhall Signum body, chassis and structure failures · Vauxhall Signum brakes failures · Vauxhall Signum vehicle identification failures · Vauxhall Signum lamps, reflectors and electrics failures · Vauxhall Signum noise, emissions and leaks failures · Vauxhall Signum road wheels failures · Vauxhall Signum seat belts and airbags failures · Vauxhall Signum steering failures · Vauxhall Signum suspension failures · Vauxhall Signum visibility failures