MOT Risk Index.co.uk

Does the Mercedes-Benz 320 fail the MOT on visibility more than it should?

The Mercedes-Benz 320 records 8.41 visibility failure items per 100 initial MOT tests (2019–2024), against 11.55 expected for a car of the same age mix: less than expected for its class and age (−3.14, 95% interval −4.41 to −1.88). It ranks 620 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 320 by registration

What exactly fails on visibility?

The most frequent DVSA defect wording in this group on the Mercedes-Benz 320 is “Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view”, recorded 87 times in 2019–2024.

Mercedes-Benz 320: 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 view873.14
Windscreen washers not working or not providing sufficient fluid to clear the windscreen401.44
Wiper blade missing or obviously not clearing the windscreen341.23

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 2,771 (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 320 body, chassis and structure failures · Mercedes-Benz 320 brakes failures · Mercedes-Benz 320 lamps, reflectors and electrics failures · Mercedes-Benz 320 noise, emissions and leaks failures · Mercedes-Benz 320 seat belts and airbags failures · Mercedes-Benz 320 steering failures · Mercedes-Benz 320 suspension failures · Mercedes-Benz 320 tyres failures