2022 Kia Rio Gt-Line S Mhev — MOT failures & pass rate
Across 722 MOT tests analysed for the 2022 Kia Rio Gt-Line S Mhev, the most common recorded failure areas were tyres, visibility and lighting & signalling. Its pass rate of 94.2% was above the average for cars of a similar age (91.7%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 3.5% | 25 |
| 2 | Visibility | 2.5% | 18 |
| 3 | Lighting & signalling | 1.5% | 11 |
| 4 | Brakes | 1.0% | 7 |
| 5 | Other defects | 0.3% | 2 |
| 6 | Seat belts & restraints | 0.3% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Tread depth | 11 |
| 2 | Wipers | 10 |
| 3 | Washers | 9 |
| 4 | Headlamp | 5 |
| 5 | Headlamp aim | 5 |
| 6 | Registration plates | 3 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 15.1% | 109 |
| 2 | Brakes | 6.8% | 49 |
| 3 | Other defects | 4.9% | 35 |
| 4 | Visibility | 2.1% | 15 |
| 5 | Emissions & environmental | 1.8% | 13 |
| 6 | Road wheels | 1.0% | 7 |
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 | 573 | 5.2% |
| 30-60k | 144 | 7.6% |
What to check before buying a 2022 Rio Gt-Line S Mhev
Before buying a 2022 Kia Rio Gt-Line S Mhev, focus on the areas it most often fails on. Tyres accounted for 3.5% of tests for this year.
- Tyres (3.5% 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.
- Visibility (2.5% 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.
- Lighting & signalling (1.5% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£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 2022 Kia Rio Gt-Line S Mhevs pass their MOT?
94.2% of the 722 2022 Kia Rio Gt-Line S Mhev MOT tests in this dataset passed — a 5.8% fail rate.
What is the most common MOT failure on a 2022 Kia Rio Gt-Line S Mhev?
Tyres, recorded in 3.5% of tests, followed by visibility (2.5%).
Does the 2022 Rio Gt-Line S Mhev get worse with mileage?
Its MOT fail rate rises from 5.2% in the 0-30k band to 7.6% in the 30-60k band.
Methodology & source. Based on 722 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.