Does the Infiniti Q30 fail the MOT on brakes more than it should?
The Infiniti Q30 records 3.11 brakes failure items per 100 initial MOT tests (2019–2024), against 4.33 expected for a car of the same age mix: less than expected for its class and age (−1.22, 95% interval −1.47 to −0.97). It ranks 411 of 712 models on brakes (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on brakes · check a Infiniti Q30 by registration
What exactly fails on brakes?
The most frequent DVSA defect wording in this group on the Infiniti Q30 is “a brake lining or pad worn below 1.5mm”, recorded 378 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| a brake lining or pad worn below 1.5mm | 378 | 1.44 |
| Brake disc or drum significantly and obviously worn | 124 | 0.47 |
| Brake lining or pad worn down to wear indicator | 99 | 0.38 |
| Excessive fluctuation in brake effort through each wheel revolution. | 60 | 0.23 |
| Brake disc or drum excessively weakened, insecure or fractured | 45 | 0.17 |
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
If a Infiniti Q30 gets a brakes advisory, how often does it fail next time?
5.2% of Infiniti Q30 MOTs with a brakes advisory were followed by a fail in the same group at the next MOT, typically 12 months and 8,245 miles later (2,905 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 2,905 (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
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 vehicle identification failures · Infiniti Q30 lamps, reflectors and electrics failures · Infiniti Q30 noise, emissions and leaks 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