MOT Risk Index.co.uk

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

The Mercedes-Benz C-Class records 6.24 visibility failure items per 100 initial MOT tests (2019–2024), against 7.65 expected for a car of the same age mix: less than expected for its class and age (−1.41, 95% interval −1.45 to −1.37). It ranks 483 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 C-Class by registration

What exactly fails on visibility?

The most frequent DVSA defect wording in this group on the Mercedes-Benz C-Class is “Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view”, recorded 57,758 times in 2019–2024.

Mercedes-Benz C-Class: 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 view57,7582.79
Wiper blade missing or obviously not clearing the windscreen19,1870.93
Windscreen washers not working or not providing sufficient fluid to clear the windscreen18,6770.90
Wiper blade defective15,2970.74
Obligatory mirror or device slightly damaged or loose8,6040.42

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 2,072,470 (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 C-Class gets a visibility advisory, how often does it fail next time?

9.3% of Mercedes-Benz C-Class MOTs with a visibility advisory were followed by a fail in the same group at the next MOT, typically 12 months and 6,540 miles later (1,193 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,193 (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 C-Class 1998 · Mercedes-Benz C-Class 1999 · Mercedes-Benz C-Class 2000 · Mercedes-Benz C-Class 2001 · Mercedes-Benz C-Class 2002 · Mercedes-Benz C-Class 2003 · Mercedes-Benz C-Class 2004 · Mercedes-Benz C-Class 2005 · Mercedes-Benz C-Class 2006 · Mercedes-Benz C-Class 2007 · Mercedes-Benz C-Class 2008 · Mercedes-Benz C-Class 2009 · Mercedes-Benz C-Class 2010 · Mercedes-Benz C-Class 2011 · Mercedes-Benz C-Class 2012 · Mercedes-Benz C-Class 2013 · Mercedes-Benz C-Class 2014 · Mercedes-Benz C-Class 2015 · Mercedes-Benz C-Class 2016 · Mercedes-Benz C-Class 2017 · Mercedes-Benz C-Class 2018 · Mercedes-Benz C-Class 2019 · Mercedes-Benz C-Class 2020 · Mercedes-Benz C-Class in Finland · Mercedes-Benz C-Class in the Netherlands · Mercedes-Benz C-Class in Norway · Mercedes-Benz C-Class by postcode area · Mercedes-Benz C-Class body, chassis and structure failures · Mercedes-Benz C-Class brakes failures · Mercedes-Benz C-Class vehicle identification failures · Mercedes-Benz C-Class lamps, reflectors and electrics failures · Mercedes-Benz C-Class noise, emissions and leaks failures · Mercedes-Benz C-Class road wheels failures · Mercedes-Benz C-Class seat belts and airbags failures · Mercedes-Benz C-Class steering failures · Mercedes-Benz C-Class suspension failures · Mercedes-Benz C-Class tyres failures