Does the Hyundai Ioniq fail the MOT on body, chassis and structure more than it should?

The Hyundai Ioniq records 0.36 body, chassis and structure failure items per 100 initial MOT tests (2019–2024), against 0.57 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) (−0.21, 95% interval −0.25 to −0.17). It ranks 291 of 663 models on body, chassis and structure (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on body, chassis and structure · check a Hyundai Ioniq by registration

What exactly fails on body, chassis and structure?

The most frequent DVSA defect wording in this group on the Hyundai Ioniq is “A transmission shaft constant velocity joint boot severely deteriorated”, recorded 126 times in 2019–2024.

Hyundai Ioniq: most frequent body, chassis and structure defect wordings, 2019–2024 (30+ items each)
DVSA defect wording	Items	Per 100 tests
A transmission shaft constant velocity joint boot severely deteriorated	126	0.09
A door will not open using the relevant control or close properly	80	0.06
Bumper insecure or with damage likely to cause injury when grazed or contacted	75	0.06
A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc	54	0.04
A body panel or body component damaged or corroded and likely to cause injury when grazed or contacted, or insecure	34	0.02

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 136,297 (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 Hyundai Ioniq fail the MOT on body, chassis and structure more than it should?

What exactly fails on body, chassis and structure?

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