Hyundai KONA - 2021
74.3 faults per 100 tests
Year average for all cars of 2021 is 80.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Hyundai KONA, model year 2021.
Sample size: 16,582 cars, 35,843 tests and 26,621 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 16,582 cars
The 2021 Hyundai Kona has an overall defect rate of 74 per 100 vehicles, which is slightly better than the yearly average of 79 per 100, showing a 5.5% improvement. It performs particularly well in categories such as brakes, steering, and body structure, with defect rates significantly lower than the average for these areas. However, it does face challenges in the equipment category, where it reports a defect rate that is notably higher than the average. The mileage trends reveal that the defect rates increase with mileage, particularly in the 124,000+ miles segment, which is consistent with general patterns observed across vehicles.
Cars by mileage segment
Total: 16,582 cars
More model years for Hyundai KONA
Other models from Hyundai
Categories
Brakes
▲ 50.3% better
19.9 faults / 100 tests
Year avg: 40.0 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 57.1% better
0.3 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▲ 4.8% better
13.8 faults / 100 tests
Year avg: 14.5 / 100 tests
- Wiper blade: defective
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 11.6% better
9.9 faults / 100 tests
Year avg: 11.2 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▼ 15.2% worse
100.6 faults / 100 tests
Year avg: 87.3 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 90.5% better
0.2 faults / 100 tests
Year avg: 2.1 / 100 tests
Equipment
▼ 113.3% worse
3.2 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 74.1% better
0.7 faults / 100 tests
Year avg: 2.7 / 100 tests
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 6,784
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 5,806
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,725
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 1,472
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 1,297
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 1,123
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 839
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 796
Wiper blade: defective
MINOR
Occurrences: 673
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 655
Serious faults (Top 10)
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 839
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 796
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 655
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 510
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 248
Parking brake control missing, defective or inoperative
FAIL
Occurrences: 133
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 131
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 88
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 83
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 81