Does the Infiniti Q30 fail the MOT on noise, emissions and leaks more than it should?
The Infiniti Q30 records 0.74 noise, emissions and leaks failure items per 100 initial MOT tests (2019–2024), against 0.98 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) (−0.24, 95% interval −0.36 to −0.12). It ranks 309 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 Infiniti Q30 by registration
What exactly fails on noise, emissions and leaks?
The most frequent DVSA defect wording in this group on the Infiniti Q30 is “Engine MIL illuminated indicating a malfunction”, recorded 161 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Engine MIL illuminated indicating a malfunction | 161 | 0.61 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 26,340 (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
Infiniti Q30 2016 · Infiniti Q30 2017 · Infiniti Q30 2018 · Infiniti Q30 2019 · Infiniti Q30 by postcode area · Infiniti Q30 body, chassis and structure failures · Infiniti Q30 brakes failures · Infiniti Q30 vehicle identification failures · Infiniti Q30 lamps, reflectors and electrics failures · Infiniti Q30 road wheels failures · Infiniti Q30 seat belts and airbags failures · Infiniti Q30 suspension failures · Infiniti Q30 tyres failures · Infiniti Q30 visibility failures