Does the Vauxhall Insignia fail the MOT on noise, emissions and leaks more than it should?
The Vauxhall Insignia records 2.82 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 2.48 expected for a car of the same age mix: about as expected for its class and age (the difference is within its interval or under 0.5 items per 100 tests) (+0.34, 95% interval +0.31 to +0.37). It ranks 206 of 678 models on noise, emissions and leaks (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on noise, emissions and leaks · check a Vauxhall Insignia by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Vauxhall Insignia is “Engine MIL illuminated indicating a malfunction”, recorded 16,489 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 16,489 | 1.23 |
| Smoke opacity levels exceed the manufacturer's specified limit | 6,359 | 0.48 |
| Emissions test unable to be completed | 3,690 | 0.28 |
| Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users | 2,465 | 0.18 |
| An induction or exhaust leak that could affect emissions levels | 1,416 | 0.11 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,335,439 (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 Insignia gets a noise, emissions and leaks advisory, how often does it fail next time?
6.2% of Vauxhall Insignia MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12 months and 6,650 miles later (54,606 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 54,606 (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 Insignia 2008 · Vauxhall Insignia 2009 · Vauxhall Insignia 2010 · Vauxhall Insignia 2011 · Vauxhall Insignia 2012 · Vauxhall Insignia 2013 · Vauxhall Insignia 2014 · Vauxhall Insignia 2015 · Vauxhall Insignia 2016 · Vauxhall Insignia 2017 · Vauxhall Insignia 2018 · Vauxhall Insignia 2019 · Vauxhall Insignia 2020 · Vauxhall Insignia in Norway · Vauxhall Insignia in Finland · Vauxhall Insignia in the Netherlands · Vauxhall Insignia by postcode area · Vauxhall Insignia body, chassis and structure failures · Vauxhall Insignia brakes failures · Vauxhall Insignia vehicle identification failures · Vauxhall Insignia lamps, reflectors and electrics failures · Vauxhall Insignia road wheels failures · Vauxhall Insignia seat belts and airbags failures · Vauxhall Insignia steering failures · Vauxhall Insignia suspension failures · Vauxhall Insignia tyres failures · Vauxhall Insignia visibility failures