MOT Risk Index.co.uk

Does the Mercedes-Benz B fail the MOT on visibility more than it should?

The Mercedes-Benz B records 4.22 visibility failure items per 100 initial MOT tests (2019–2024), against 5.54 expected for a car of the same age mix: less than expected for its class and age (−1.32, 95% interval −2.00 to −0.64). It ranks 473 of 746 models on visibility (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on visibility · check a Mercedes-Benz B by registration

What exactly fails on visibility?

The most frequent DVSA defect wording in this group on the Mercedes-Benz B is “Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view”, recorded 75 times in 2019–2024.

Mercedes-Benz B: most frequent visibility defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view751.63
Wiper blade defective410.89
Windscreen washers not working or not providing sufficient fluid to clear the windscreen300.65

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 suspension failures · Mercedes-Benz B tyres failures