Does the Subaru Justy fail the MOT on noise, emissions and leaks more than it should?
The Subaru Justy records 7.89 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 6.44 expected for a car of the same age mix: more than expected for its class and age (+1.45, 95% interval +0.65 to +2.25). It ranks 115 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 Justy by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Subaru Justy is “Lambda coefficient outside the default limits or the range specified by the manufacturer”, recorded 125 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Lambda coefficient outside the default limits or the range specified by the manufacturer | 125 | 2.67 |
| Emissions levels exceed default limits | 79 | 1.68 |
| Emissions test unable to be completed | 55 | 1.17 |
| Emissions levels exceed the manufacturer's specified limits | 36 | 0.77 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,689 (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 Justy in Norway · Subaru Justy in the Netherlands · Subaru Justy by postcode area · Subaru Justy body, chassis and structure failures · Subaru Justy brakes failures · Subaru Justy lamps, reflectors and electrics failures · Subaru Justy seat belts and airbags failures · Subaru Justy steering failures · Subaru Justy suspension failures · Subaru Justy tyres failures · Subaru Justy visibility failures