MOT Risk Index.co.uk

Does the Subaru BRZ fail the MOT on noise, emissions and leaks more than it should?

The Subaru BRZ records 1.83 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 1.55 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) (+0.28, 95% interval −0.10 to +0.66). It ranks 211 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 Subaru BRZ by registration

What exactly fails on noise, emissions and leaks?

The most frequent DVSA defect wording in this group on the Subaru BRZ is “Emissions levels exceed default limits”, recorded 32 times in 2019–2024.

Subaru BRZ: most frequent noise, emissions and leaks defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Emissions levels exceed default limits320.67
Lambda coefficient outside the default limits or the range specified by the manufacturer300.62

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,812 (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

Subaru BRZ by postcode area · Subaru BRZ brakes failures · Subaru BRZ lamps, reflectors and electrics failures · Subaru BRZ suspension failures · Subaru BRZ tyres failures · Subaru BRZ visibility failures