Does the Mercedes-Benz CLA fail the MOT on road wheels more than it should?
The Mercedes-Benz CLA records 0.89 road wheels failure items per 100 initial MOT tests (2019–2024), against 0.26 expected for a car of the same age mix: more than expected for its class and age (+0.63, 95% interval +0.60 to +0.67). It ranks 23 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 Mercedes-Benz CLA by registration
What exactly fails on road wheels?
The most frequent DVSA defect wording in this group on the Mercedes-Benz CLA is “Any fracture or welding defect on a wheel”, recorded 1,338 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Any fracture or welding defect on a wheel | 1,338 | 0.51 |
| A wheel with a loose or missing wheel nut, bolt or stud | 749 | 0.29 |
| A wheel badly distorted or wear between wheel and hub at spigot mounting | 183 | 0.07 |
| A wheel with more than one loose or missing wheel nut, bolt or stud | 44 | 0.02 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 260,294 (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 Mercedes-Benz CLA gets a road wheels advisory, how often does it fail next time?
2.3% of Mercedes-Benz CLA MOTs with a road wheels advisory were followed by a fail in the same group at the next MOT, typically 12 months and 8,653 miles later (2,613 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 2,613 (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
Mercedes-Benz CLA 2013 · Mercedes-Benz CLA 2014 · Mercedes-Benz CLA 2015 · Mercedes-Benz CLA 2016 · Mercedes-Benz CLA 2017 · Mercedes-Benz CLA 2018 · Mercedes-Benz CLA 2019 · Mercedes-Benz CLA 2020 · Mercedes-Benz CLA in Norway · Mercedes-Benz CLA in Finland · Mercedes-Benz CLA in the Netherlands · Mercedes-Benz CLA by postcode area · Mercedes-Benz CLA body, chassis and structure failures · Mercedes-Benz CLA brakes failures · Mercedes-Benz CLA vehicle identification failures · Mercedes-Benz CLA lamps, reflectors and electrics failures · Mercedes-Benz CLA noise, emissions and leaks failures · Mercedes-Benz CLA seat belts and airbags failures · Mercedes-Benz CLA steering failures · Mercedes-Benz CLA suspension failures · Mercedes-Benz CLA tyres failures · Mercedes-Benz CLA visibility failures