MG HS: reliability by registration year
2020-2023 · 4 registration years · 30,242 first tests
Registration years
First-attempt MOT results for every HS registration year with at least 500 first tests in 2025. Pass rates rise with newer cars, so read a year against its neighbours rather than against the top of the table. Years without their own report are listed here with the same figures.
| Year | First tests | First-attempt pass | Incl. PRS | Most common failure |
|---|---|---|---|---|
| 2023 | 1,990 | 90.3% | 93.4% | |
| 2022 | 17,431 | 87.2% | 90.8% | Tyre pressure monitoring system 14.0% |
| about 3 in every 100 worse than the years either side. What most often failed a 2022 HS: Tyre pressure monitoring system (14.0%) · Brake pads (rear) (13.9%) · Headlight aim (front) (9.7%) | ||||
| 2021 | 7,887 | 89.6% | 92.3% | Brake pads (rear) 16.2% |
| about 2 in every 100 better than the years either side. What most often failed a 2021 HS: Brake pads (rear) (16.2%) · Tyre condition (rear) (11.1%) · Brake discs (rear) (10.3%) | ||||
| 2020 | 2,934 | 87.5% | 89.8% | Brake pads (rear) 24.3% |