MOT Risk Index.co.uk

Does the Mercedes-Benz A-Class fail the MOT on suspension more than it should?

The Mercedes-Benz A-Class records 6.38 suspension failure items per 100 initial MOT tests (2019–2024), against 9.22 expected for a car of the same age mix: less than expected for its class and age (−2.84, 95% interval −2.89 to −2.79). It ranks 422 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 A-Class by registration

What exactly fails on suspension?

The most frequent DVSA defect wording in this group on the Mercedes-Benz A-Class is “A spring or spring component fractured or seriously weakened”, recorded 33,785 times in 2019–2024.

Mercedes-Benz A-Class: most frequent suspension defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A spring or spring component fractured or seriously weakened33,7852.15
A suspension pin, bush or joint excessively worn17,7991.13
A suspension joint dust cover severely deteriorated17,2221.10
A suspension joint dust cover missing or no longer prevents the ingress of dirt etc15,0520.96
A shock absorber damaged to the extent that it does not function or showing signs of severe leakage8,5870.55

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,569,549 (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 A-Class gets a suspension advisory, how often does it fail next time?

18.5% of Mercedes-Benz A-Class MOTs with a suspension advisory were followed by a fail in the same group at the next MOT, typically 12 months and 4,664 miles later (43,627 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 43,627 (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 A-Class 1998 · Mercedes-Benz A-Class 1999 · Mercedes-Benz A-Class 2000 · Mercedes-Benz A-Class 2001 · Mercedes-Benz A-Class 2002 · Mercedes-Benz A-Class 2003 · Mercedes-Benz A-Class 2004 · Mercedes-Benz A-Class 2005 · Mercedes-Benz A-Class 2006 · Mercedes-Benz A-Class 2007 · Mercedes-Benz A-Class 2008 · Mercedes-Benz A-Class 2009 · Mercedes-Benz A-Class 2010 · Mercedes-Benz A-Class 2011 · Mercedes-Benz A-Class 2012 · Mercedes-Benz A-Class 2013 · Mercedes-Benz A-Class 2014 · Mercedes-Benz A-Class 2015 · Mercedes-Benz A-Class 2016 · Mercedes-Benz A-Class 2017 · Mercedes-Benz A-Class 2018 · Mercedes-Benz A-Class 2019 · Mercedes-Benz A-Class 2020 · Mercedes-Benz A-Class in Finland · Mercedes-Benz A-Class in the Netherlands · Mercedes-Benz A-Class in Norway · Mercedes-Benz A-Class by postcode area · Mercedes-Benz A-Class body, chassis and structure failures · Mercedes-Benz A-Class brakes failures · Mercedes-Benz A-Class vehicle identification failures · Mercedes-Benz A-Class lamps, reflectors and electrics failures · Mercedes-Benz A-Class noise, emissions and leaks failures · Mercedes-Benz A-Class road wheels failures · Mercedes-Benz A-Class seat belts and airbags failures · Mercedes-Benz A-Class steering failures · Mercedes-Benz A-Class tyres failures · Mercedes-Benz A-Class visibility failures