MOT Risk Index.co.uk

Does the Mercedes-Benz GLA fail the MOT on vehicle identification more than it should?

The Mercedes-Benz GLA records 0.35 vehicle identification failure items per 100 initial MOT tests (2019–2024), against 0.26 expected for a car of the same age mix: about as expected for its class and age (the difference is within its interval or under 0.5 items per 100 tests) (+0.09, 95% interval +0.08 to +0.11). It ranks 225 of 636 models on vehicle identification (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on vehicle identification · check a Mercedes-Benz GLA by registration

What exactly fails on vehicle identification?

The most frequent DVSA defect wording in this group on the Mercedes-Benz GLA is “Number plate does not conform to the specified requirements”, recorded 979 times in 2019–2024.

Mercedes-Benz GLA: most frequent vehicle identification defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Number plate does not conform to the specified requirements9790.28
Number plate missing or so insecure that it is likely to fall off1300.04
Number plate showing an incorrect registration 820.02
Number plate inscription missing or illegible600.02

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 353,008 (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 GLA gets a vehicle identification advisory, how often does it fail next time?

0.8% of Mercedes-Benz GLA MOTs with a vehicle identification advisory were followed by a fail in the same group at the next MOT, typically 11.8 months and 10,328 miles later (1,402 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,402 (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 GLA 2014 · Mercedes-Benz GLA 2015 · Mercedes-Benz GLA 2016 · Mercedes-Benz GLA 2017 · Mercedes-Benz GLA 2018 · Mercedes-Benz GLA 2019 · Mercedes-Benz GLA 2020 · Mercedes-Benz GLA in Norway · Mercedes-Benz GLA in Finland · Mercedes-Benz GLA in the Netherlands · Mercedes-Benz GLA by postcode area · Mercedes-Benz GLA body, chassis and structure failures · Mercedes-Benz GLA brakes failures · Mercedes-Benz GLA lamps, reflectors and electrics failures · Mercedes-Benz GLA noise, emissions and leaks failures · Mercedes-Benz GLA road wheels failures · Mercedes-Benz GLA seat belts and airbags failures · Mercedes-Benz GLA steering failures · Mercedes-Benz GLA suspension failures · Mercedes-Benz GLA tyres failures · Mercedes-Benz GLA visibility failures