Does the Mercedes-Benz X-Class fail the MOT on brakes more than it should?
The Mercedes-Benz X-Class records 10.46 brakes failure items per 100 initial MOT tests (2019–2024), against 7.49 expected for a lcv of the same age mix: more than expected for its class and age (+2.97, 95% interval +2.39 to +3.55). It ranks 181 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 Mercedes-Benz X-Class by registration
What exactly fails on brakes?
The most frequent DVSA defect wording in this group on the Mercedes-Benz X-Class is “a brake lining or pad worn below 1.5mm”, recorded 408 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| a brake lining or pad worn below 1.5mm | 408 | 3.41 |
| Parking brake efficiency below minimum requirement | 293 | 2.45 |
| Parking brake inoperative on one side | 180 | 1.51 |
| Brake disc or drum significantly and obviously worn | 82 | 0.69 |
| Parking brake lever has excessive movement indicating incorrect adjustment | 42 | 0.35 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 11,953 (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 X-Class gets a brakes advisory, how often does it fail next time?
10.4% of Mercedes-Benz X-Class MOTs with a brakes advisory were followed by a fail in the same group at the next MOT, typically 12 months and 10,253 miles later (1,286 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,286 (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 X-Class 2017 · Mercedes-Benz X-Class 2018 · Mercedes-Benz X-Class 2019 · Mercedes-Benz X-Class 2020 · Mercedes-Benz X-Class by postcode area · Mercedes-Benz X-Class body, chassis and structure failures · Mercedes-Benz X-Class vehicle identification failures · Mercedes-Benz X-Class lamps, reflectors and electrics failures · Mercedes-Benz X-Class noise, emissions and leaks failures · Mercedes-Benz X-Class seat belts and airbags failures · Mercedes-Benz X-Class suspension failures · Mercedes-Benz X-Class tyres failures · Mercedes-Benz X-Class visibility failures