MOT Risk Index.co.uk

Does the Mazda CX-30 fail the MOT on tyres more than it should?

The Mazda CX-30 records 3.56 tyres failure items per 100 initial MOT tests (2019–2024), against 5.77 expected for a car of the same age mix: less than expected for its class and age (−2.21, 95% interval −2.53 to −1.90). It ranks 526 of 751 models on tyres (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on tyres · check a Mazda CX-30 by registration

What exactly fails on tyres?

The most frequent DVSA defect wording in this group on the Mazda CX-30 is “A tyre seriously damaged”, recorded 424 times in 2019–2024.

Mazda CX-30: most frequent tyres defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A tyre seriously damaged4241.92
Tyre tread depth not in accordance with the requirements2681.21
A tyre cords visible or damaged560.25

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 22,108 (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 Mazda CX-30 gets a tyres advisory, how often does it fail next time?

4.0% of Mazda CX-30 MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 12 months and 7,407 miles later (964 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 964 (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

Mazda CX-30 2019 · Mazda CX-30 2020 · Mazda CX-30 in Norway · Mazda CX-30 in the Netherlands · Mazda CX-30 by postcode area · Mazda CX-30 brakes failures · Mazda CX-30 lamps, reflectors and electrics failures · Mazda CX-30 noise, emissions and leaks failures · Mazda CX-30 suspension failures · Mazda CX-30 visibility failures