Does the Mercedes-Benz X-Class fail the MOT on lamps, reflectors and electrics more than it should?
The Mercedes-Benz X-Class records 7.60 lamps, reflectors and electrics failure items per 100 initial MOT tests (2019–2024), against 12.27 expected for a lcv of the same age mix: less than expected for its class and age (−4.67, 95% interval −5.29 to −4.04). It ranks 516 of 729 models on lamps, reflectors and electrics (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on lamps, reflectors and electrics · check a Mercedes-Benz X-Class by registration
What exactly fails on lamps, reflectors and electrics?
The most frequent DVSA defect wording in this group on the Mercedes-Benz X-Class is “A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources”, recorded 389 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources | 389 | 3.25 |
| A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 61 | 0.51 |
| The aim of a headlamp is not within limits laid down in the requirements | 60 | 0.50 |
| An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning | 53 | 0.44 |
| A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps | 49 | 0.41 |
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
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 brakes failures · Mercedes-Benz X-Class vehicle identification 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