2021 Mg Hs Excite Phev Auto — MOT failures & pass rate
Across 1,041 MOT tests analysed for the 2021 Mg Hs Excite Phev Auto, the most common recorded failure areas were tyres, lighting & signalling and visibility. Its pass rate of 93.0% was above the average for cars of a similar age (91.2%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 3.6% | 38 |
| 2 | Lighting & signalling | 2.8% | 29 |
| 3 | Visibility | 1.9% | 20 |
| 4 | Brakes | 1.7% | 18 |
| 5 | Suspension | 0.6% | 6 |
| 6 | Seat belts & restraints | 0.3% | 3 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Headlamp aim | 22 |
| 2 | Washers | 16 |
| 3 | Brake discs | 15 |
| 4 | Tread depth | 14 |
| 5 | Tyre pressure monitoring system | 8 |
| 6 | Service brake performance | 7 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Brakes | 15.5% | 161 |
| 2 | Tyres | 14.7% | 153 |
| 3 | Other defects | 9.4% | 98 |
| 4 | Lighting & signalling | 2.6% | 27 |
| 5 | Suspension | 2.0% | 21 |
| 6 | Visibility | 1.6% | 17 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 541 | 5.0% |
| 30-60k | 405 | 10.4% |
| 60-90k | 84 | 4.8% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 492 | 6.9% |
| 2025 | 520 | 7.3% |
What to check before buying a 2021 Hs Excite Phev Auto
Before buying a 2021 Mg Hs Excite Phev Auto, focus on the areas it most often fails on. Tyres accounted for 3.6% of tests for this year.
- Tyres (3.6% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Lighting & signalling (2.8% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (1.9% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2021 Mg Hs Excite Phev Autos pass their MOT?
93.0% of the 1,041 2021 Mg Hs Excite Phev Auto MOT tests in this dataset passed — a 7.0% fail rate.
What is the most common MOT failure on a 2021 Mg Hs Excite Phev Auto?
Tyres, recorded in 3.6% of tests, followed by lighting & signalling (2.8%).
Does the 2021 Hs Excite Phev Auto get worse with mileage?
Its MOT fail rate rises from 5.0% in the 0-30k band to 4.8% in the 60-90k band.
Methodology & source. Based on 1,041 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.