MOT Risk Index.co.uk

Does the Vauxhall Nova fail the MOT on noise, emissions and leaks more than it should?

The Vauxhall Nova records 5.82 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 7.30 expected for a car of the same age mix: less than expected for its class and age (−1.48, 95% interval −2.18 to −0.78). It ranks 494 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 Nova by registration

What exactly fails on noise, emissions and leaks?

The most frequent DVSA defect wording in this group on the Vauxhall Nova is “Emissions levels exceed default limits”, recorded 200 times in 2019–2024.

Vauxhall Nova: most frequent noise, emissions and leaks defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Emissions levels exceed default limits2003.48
Emissions test unable to be completed410.71

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,740 (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

Other pages for this model

Vauxhall Nova by postcode area · Vauxhall Nova body, chassis and structure failures · Vauxhall Nova brakes failures · Vauxhall Nova lamps, reflectors and electrics failures · Vauxhall Nova seat belts and airbags failures · Vauxhall Nova steering failures · Vauxhall Nova suspension failures · Vauxhall Nova tyres failures · Vauxhall Nova visibility failures