Vauxhall Signum MOT data by year
The Vauxhall Signum appears in 11,682 MOT tests in this dataset across model years 2003–2012. Its most common failure areas are suspension, lighting & signalling and brakes, and its overall pass rate is 70.7%.
11,682
MOT tests analysed
70.7%
Pass rate
29.3%
Fail rate
2003–2012
Years covered
By model year
| Year | Tests | Pass rate | Fail rate | Most common failure |
|---|---|---|---|---|
| 2003 | 568 | 70.3% | 29.8% | Brakes |
| 2005 | 2,341 | 70.4% | 29.6% | Lighting & signalling |
Most common failures (all years)
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Suspension | 14.8% | 1,731 |
| 2 | Lighting & signalling | 14.1% | 1,651 |
| 3 | Brakes | 12.8% | 1,491 |
| 4 | Body, structure & corrosion | 8.0% | 929 |
| 5 | Tyres | 7.3% | 848 |
| 6 | Emissions & environmental | 5.9% | 683 |
| 7 | Visibility | 5.1% | 596 |
| 8 | Steering | 1.6% | 185 |
Methodology & source. Based on 11,682 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.