MOT Risk Index.co.uk

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

The Mercedes-Benz S-Class records 9.19 suspension failure items per 100 initial MOT tests (2019–2024), against 14.62 expected for a car of the same age mix: less than expected for its class and age (−5.43, 95% interval −5.62 to −5.24). It ranks 498 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 S-Class by registration

What exactly fails on suspension?

The most frequent DVSA defect wording in this group on the Mercedes-Benz S-Class is “A suspension pin, bush or joint excessively worn”, recorded 7,244 times in 2019–2024.

Mercedes-Benz S-Class: most frequent suspension defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A suspension pin, bush or joint excessively worn7,2444.87
A suspension joint dust cover severely deteriorated2,6901.81
A suspension joint dust cover missing or no longer prevents the ingress of dirt etc1,4780.99
The strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired5330.36
A wheel bearing with excessive play3480.23

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 148,892 (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 S-Class gets a suspension advisory, how often does it fail next time?

15.3% of Mercedes-Benz S-Class MOTs with a suspension advisory were followed by a fail in the same group at the next MOT, typically 12 months and 4,816 miles later (11,319 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 11,319 (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 S-Class 1999 · Mercedes-Benz S-Class 2000 · Mercedes-Benz S-Class 2001 · Mercedes-Benz S-Class 2002 · Mercedes-Benz S-Class 2003 · Mercedes-Benz S-Class 2004 · Mercedes-Benz S-Class 2005 · Mercedes-Benz S-Class 2006 · Mercedes-Benz S-Class 2007 · Mercedes-Benz S-Class 2008 · Mercedes-Benz S-Class 2009 · Mercedes-Benz S-Class 2010 · Mercedes-Benz S-Class 2011 · Mercedes-Benz S-Class 2012 · Mercedes-Benz S-Class 2013 · Mercedes-Benz S-Class 2014 · Mercedes-Benz S-Class 2015 · Mercedes-Benz S-Class 2016 · Mercedes-Benz S-Class 2017 · Mercedes-Benz S-Class 2018 · Mercedes-Benz S-Class 2019 · Mercedes-Benz S-Class 2020 · Mercedes-Benz S-Class in Norway · Mercedes-Benz S-Class in Finland · Mercedes-Benz S-Class in the Netherlands · Mercedes-Benz S-Class by postcode area · Mercedes-Benz S-Class body, chassis and structure failures · Mercedes-Benz S-Class brakes failures · Mercedes-Benz S-Class vehicle identification failures · Mercedes-Benz S-Class lamps, reflectors and electrics failures · Mercedes-Benz S-Class noise, emissions and leaks failures · Mercedes-Benz S-Class road wheels failures · Mercedes-Benz S-Class seat belts and airbags failures · Mercedes-Benz S-Class steering failures · Mercedes-Benz S-Class tyres failures · Mercedes-Benz S-Class visibility failures