MOT Risk Index.co.uk

Does the Toyota Supra fail the MOT on noise, emissions and leaks more than it should?

The Toyota Supra records 6.05 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 7.50 expected for a car of the same age mix: less than expected for its class and age (−1.45, 95% interval −1.96 to −0.93). It ranks 487 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 Toyota Supra by registration

What exactly fails on noise, emissions and leaks?

The most frequent DVSA defect wording in this group on the Toyota Supra is “Emissions levels exceed default limits”, recorded 225 times in 2019–2024.

Toyota Supra: most frequent noise, emissions and leaks defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Emissions levels exceed default limits2252.07
Lambda coefficient outside the default limits or the range specified by the manufacturer1020.94
Emissions test unable to be completed950.87
Emissions levels exceed the manufacturer's specified limits900.83
Emission control equipment fitted by the manufacturer missing, obviously modified or obviously defective590.54

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 10,884 (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 Toyota Supra gets a noise, emissions and leaks advisory, how often does it fail next time?

5.8% of Toyota Supra MOTs with a noise, emissions and leaks advisory were followed by a fail in the same group at the next MOT, typically 12.1 months and 516 miles later (848 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 848 (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

Toyota Supra by postcode area · Toyota Supra body, chassis and structure failures · Toyota Supra brakes failures · Toyota Supra vehicle identification failures · Toyota Supra lamps, reflectors and electrics failures · Toyota Supra road wheels failures · Toyota Supra seat belts and airbags failures · Toyota Supra steering failures · Toyota Supra suspension failures · Toyota Supra tyres failures · Toyota Supra visibility failures