Does the Mercedes-Benz CLS fail the MOT on tyres more than it should?
The Mercedes-Benz CLS records 14.25 tyres failure items per 100 initial MOT tests (2019–2024), against 9.12 expected for a car of the same age mix: more than expected for its class and age (+5.13, 95% interval +4.93 to +5.33). It ranks 16 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 CLS by registration
What exactly fails on tyres?
The most frequent DVSA defect wording in this group on the Mercedes-Benz CLS is “A tyre seriously damaged”, recorded 7,031 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A tyre seriously damaged | 7,031 | 5.02 |
| A tyre cords visible or damaged | 5,762 | 4.12 |
| Tyre tread depth not in accordance with the requirements | 5,625 | 4.02 |
| 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 | 561 | 0.40 |
| A tyre pressure monitoring system malfunctioning or obviously inoperative | 230 | 0.16 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 139,937 (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 CLS gets a tyres advisory, how often does it fail next time?
12.9% of Mercedes-Benz CLS MOTs with a tyres advisory were followed by a fail in the same group at the next MOT, typically 12 months and 6,550 miles later (26,012 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 26,012 (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
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