Does the Toyota iQ fail the MOT on road wheels more than it should?

The Toyota iQ records 0.19 road wheels failure items per 100 initial MOT tests (2019–2024), against 0.55 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) (−0.36, 95% interval −0.41 to −0.32). It ranks 497 of 516 models on road wheels (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on road wheels · check a Toyota iQ by registration

What exactly fails on road wheels?

The most frequent DVSA defect wording in this group on the Toyota iQ is “A wheel with a loose or missing wheel nut, bolt or stud”, recorded 179 times in 2019–2024.

Toyota iQ: most frequent road wheels defect wordings, 2019–2024 (30+ items each)
DVSA defect wording	Items	Per 100 tests
A wheel with a loose or missing wheel nut, bolt or stud	179	0.17

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 103,601 (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

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Does the Toyota iQ fail the MOT on road wheels more than it should?

What exactly fails on road wheels?

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Other pages for this model