MOT Risk Index.co.uk

Does the Mercedes-Benz SL fail the MOT on body, chassis and structure more than it should?

The Mercedes-Benz SL records 1.07 body, chassis and structure failure items per 100 initial MOT tests (2019–2024), against 10.98 expected for a car of the same age mix: less than expected for its class and age (−9.91, 95% interval −10.10 to −9.71). It ranks 620 of 663 models on body, chassis and structure (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on body, chassis and structure · check a Mercedes-Benz SL by registration

What exactly fails on body, chassis and structure?

The most frequent DVSA defect wording in this group on the Mercedes-Benz SL is “Exhaust system leaking or insecure”, recorded 213 times in 2019–2024.

Mercedes-Benz SL: most frequent body, chassis and structure defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Exhaust system leaking or insecure2130.19
Fuel system leaking, or missing or ineffective filler cap1240.11
Fuel system leaking excessively or a risk of fire1180.11
A transmission shaft constant velocity joint boot severely deteriorated1160.10
Vehicle structure corroded to the extent that the rigidity of the assembly is seriously reduced1130.10

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 110,850 (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 SL gets a body, chassis and structure advisory, how often does it fail next time?

4.3% of Mercedes-Benz SL MOTs with a body, chassis and structure advisory were followed by a fail in the same group at the next MOT, typically 12.6 months and 446 miles later (1,339 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,339 (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 SL 1998 · Mercedes-Benz SL 1999 · Mercedes-Benz SL 2000 · Mercedes-Benz SL 2001 · Mercedes-Benz SL 2002 · Mercedes-Benz SL 2003 · Mercedes-Benz SL 2004 · Mercedes-Benz SL 2005 · Mercedes-Benz SL 2006 · Mercedes-Benz SL 2007 · Mercedes-Benz SL 2008 · Mercedes-Benz SL 2009 · Mercedes-Benz SL 2010 · Mercedes-Benz SL 2011 · Mercedes-Benz SL 2012 · Mercedes-Benz SL 2013 · Mercedes-Benz SL 2014 · Mercedes-Benz SL 2015 · Mercedes-Benz SL 2016 · Mercedes-Benz SL 2017 · Mercedes-Benz SL 2018 · Mercedes-Benz SL 2019 · Mercedes-Benz SL 2020 · Mercedes-Benz SL in the Netherlands · Mercedes-Benz SL by postcode area · Mercedes-Benz SL brakes failures · Mercedes-Benz SL vehicle identification failures · Mercedes-Benz SL lamps, reflectors and electrics failures · Mercedes-Benz SL noise, emissions and leaks failures · Mercedes-Benz SL road wheels failures · Mercedes-Benz SL seat belts and airbags failures · Mercedes-Benz SL steering failures · Mercedes-Benz SL suspension failures · Mercedes-Benz SL tyres failures · Mercedes-Benz SL visibility failures