MOT Risk Index.co.uk

Does the Mercedes-Benz CLK fail the MOT on seat belts and airbags more than it should?

The Mercedes-Benz CLK records 2.41 seat belts and airbags failure items per 100 initial MOT tests (2019–2024), against 3.15 expected for a car of the same age mix: less than expected for its class and age (−0.74, 95% interval −0.82 to −0.66). It ranks 492 of 627 models on seat belts and airbags (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on seat belts and airbags · check a Mercedes-Benz CLK by registration

What exactly fails on seat belts and airbags?

The most frequent DVSA defect wording in this group on the Mercedes-Benz CLK is “An SRS malfunction indicator lamp (MIL) indicates a system malfunction”, recorded 3,555 times in 2019–2024.

Mercedes-Benz CLK: most frequent seat belts and airbags defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
An SRS malfunction indicator lamp (MIL) indicates a system malfunction3,5552.03
The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a 'prescribed area') is significantly reduced or inadequately repaired2320.13
Seat belt retractor not functioning as intended1730.10
Seat belt not functioning as intended or of an incorrect type810.05
A seat belt webbing or flexible stalk significantly stretched or weakened720.04

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 175,310 (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 CLK gets a seat belts and airbags advisory, how often does it fail next time?

6.7% of Mercedes-Benz CLK MOTs with a seat belts and airbags advisory were followed by a fail in the same group at the next MOT, typically 12 months and 4,049 miles later (1,142 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,142 (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 CLK 1998 · Mercedes-Benz CLK 1999 · Mercedes-Benz CLK 2000 · Mercedes-Benz CLK 2001 · Mercedes-Benz CLK 2002 · Mercedes-Benz CLK 2003 · Mercedes-Benz CLK 2004 · Mercedes-Benz CLK 2005 · Mercedes-Benz CLK 2006 · Mercedes-Benz CLK 2007 · Mercedes-Benz CLK 2008 · Mercedes-Benz CLK 2009 · Mercedes-Benz CLK 2010 · Mercedes-Benz CLK in Norway · Mercedes-Benz CLK in Finland · Mercedes-Benz CLK in the Netherlands · Mercedes-Benz CLK by postcode area · Mercedes-Benz CLK body, chassis and structure failures · Mercedes-Benz CLK brakes failures · Mercedes-Benz CLK vehicle identification failures · Mercedes-Benz CLK lamps, reflectors and electrics failures · Mercedes-Benz CLK noise, emissions and leaks failures · Mercedes-Benz CLK road wheels failures · Mercedes-Benz CLK steering failures · Mercedes-Benz CLK suspension failures · Mercedes-Benz CLK tyres failures · Mercedes-Benz CLK visibility failures