Does the Mercedes-Benz B fail the MOT on suspension more than it should?
The Mercedes-Benz B records 2.37 suspension failure items per 100 initial MOT tests (2019–2024), against 4.50 expected for a car of the same age mix: less than expected for its class and age (−2.13, 95% interval −2.74 to −1.52). It ranks 396 of 701 models on suspension (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on suspension · check a Mercedes-Benz B by registration
What exactly fails on suspension?
The most frequent DVSA defect wording in this group on the Mercedes-Benz B is “A spring or spring component fractured or seriously weakened”, recorded 34 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A spring or spring component fractured or seriously weakened | 34 | 0.74 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,602 (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 B 2014 · Mercedes-Benz B 2019 · Mercedes-Benz B by postcode area · Mercedes-Benz B body, chassis and structure failures · Mercedes-Benz B brakes failures · Mercedes-Benz B lamps, reflectors and electrics failures · Mercedes-Benz B noise, emissions and leaks failures · Mercedes-Benz B seat belts and airbags failures · Mercedes-Benz B tyres failures · Mercedes-Benz B visibility failures