Does the Mercedes-Benz CLA fail the MOT on tyres more than it should?
The Mercedes-Benz CLA records 11.36 tyres failure items per 100 initial MOT tests (2019–2024), against 7.19 expected for a car of the same age mix: more than expected for its class and age (+4.17, 95% interval +4.04 to +4.30). It ranks 36 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 Mercedes-Benz CLA by registration
What exactly fails on tyres?
The most frequent DVSA defect wording in this group on the Mercedes-Benz CLA is “A tyre seriously damaged”, recorded 10,366 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A tyre seriously damaged | 10,366 | 3.98 |
| Tyre tread depth not in accordance with the requirements | 7,966 | 3.06 |
| A tyre cords visible or damaged | 7,927 | 3.05 |
| A tyre pressure monitoring system malfunctioning or obviously inoperative | 1,345 | 0.52 |
| A tyre has a lump, bulge or tear caused by separation or partial failure of its structure. This includes any lifting of the tread rubber | 1,188 | 0.46 |
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 tyres advisory, how often does it fail next time?
10.3% of Mercedes-Benz CLA MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 12 months and 8,541 miles later (46,179 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 46,179 (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 road wheels failures · Mercedes-Benz CLA seat belts and airbags failures · Mercedes-Benz CLA steering failures · Mercedes-Benz CLA suspension failures · Mercedes-Benz CLA visibility failures