Does the MG GS fail the MOT on brakes more than it should?
The MG GS records 7.61 brakes failure items per 100 initial MOT tests (2019–2024), against 4.06 expected for a car of the same age mix: more than expected for its class and age (+3.55, 95% interval +3.08 to +4.02). It ranks 162 of 712 models on brakes (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on brakes · check a MG GS by registration
What exactly fails on brakes?
The most frequent DVSA defect wording in this group on the MG GS is “a brake lining or pad worn below 1.5mm”, recorded 287 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| a brake lining or pad worn below 1.5mm | 287 | 2.14 |
| Warning device shows system malfunction | 211 | 1.57 |
| ESC MIL indicates a system malfunction | 152 | 1.13 |
| Brake disc or drum significantly and obviously worn | 129 | 0.96 |
| Brake disc or drum excessively weakened, insecure or fractured | 42 | 0.31 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 13,417 (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 MG GS gets a brakes advisory, how often does it fail next time?
10.6% of MG GS MOTs with a brakes advisory were followed by a fail in the same group at the next MOT, typically 12 months and 6,633 miles later (1,626 advisories followed).
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,626 (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
MG GS 2016 · MG GS 2017 · MG GS 2018 · MG GS 2019 · MG GS by postcode area · MG GS body, chassis and structure failures · MG GS vehicle identification failures · MG GS lamps, reflectors and electrics failures · MG GS noise, emissions and leaks failures · MG GS seat belts and airbags failures · MG GS suspension failures · MG GS tyres failures · MG GS visibility failures