Does the Hyundai Ioniq fail the MOT on brakes more than it should?
The Hyundai Ioniq records 2.87 brakes failure items per 100 initial MOT tests (2019–2024), against 3.24 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) (−0.37, 95% interval −0.46 to −0.27). It ranks 346 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 Hyundai Ioniq by registration
What exactly fails on brakes?
The most frequent DVSA defect wording in this group on the Hyundai Ioniq is “Parking brake efficiency below minimum requirement”, recorded 862 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Parking brake efficiency below minimum requirement | 862 | 0.63 |
| Service brake efficiency below minimum requirement | 562 | 0.41 |
| a brake lining or pad worn below 1.5mm | 377 | 0.28 |
| Significant brake effort recorded with no brake applied indicating a binding brake | 350 | 0.26 |
| Brake disc or drum significantly and obviously worn | 255 | 0.19 |
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
If a Hyundai Ioniq gets a brakes advisory, how often does it fail next time?
7.0% of Hyundai Ioniq MOTs with a brakes advisory were followed by a fail in the same group at the next MOT, typically 11.9 months and 9,555 miles later (5,606 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,606 (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
Hyundai Ioniq 2016 · Hyundai Ioniq 2017 · Hyundai Ioniq 2018 · Hyundai Ioniq 2019 · Hyundai Ioniq 2020 · Hyundai Ioniq in Norway · Hyundai Ioniq in Finland · Hyundai Ioniq in the Netherlands · Hyundai Ioniq by postcode area · Hyundai Ioniq body, chassis and structure failures · Hyundai Ioniq vehicle identification failures · Hyundai Ioniq lamps, reflectors and electrics failures · Hyundai Ioniq noise, emissions and leaks failures · Hyundai Ioniq road wheels failures · Hyundai Ioniq seat belts and airbags failures · Hyundai Ioniq steering failures · Hyundai Ioniq suspension failures · Hyundai Ioniq tyres failures · Hyundai Ioniq visibility failures