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Hyundai KONA - 2018

107.1 faults per 100 tests
Year average for all cars of 2018 is 123.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Hyundai KONA, model year 2018. Sample size: 6,945 cars, 14,368 tests and 15,386 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 6,945 cars

The 2018 Hyundai Kona shows an overall defect rate of 107 defects per 100 vehicles, which is 10.8% lower than the average for its year at 120 defects per 100. This model performs particularly well in categories such as steering, lights and electrics, and body/structure, with significantly fewer defects compared to the average vehicle. Notably, the Kona exhibits a rising defect rate with mileage, particularly in the 124,000+ miles category, where it sees a rate of 278 defects per 100. Overall, this model stands out for its reliability, especially in critical systems.

Cars by mileage segment

Total: 6,945 cars

Categories

Brakes
▼ 11.6% worse
76.8 faults / 100 tests
Year avg: 68.8 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 86.0% better
0.7 faults / 100 tests
Year avg: 5.0 / 100 tests
Visibility
▲ 15.1% better
11.8 faults / 100 tests
Year avg: 13.9 / 100 tests
  • Wiper blade: defective
Lights & Electrics
▲ 60.8% better
6.9 faults / 100 tests
Year avg: 17.6 / 100 tests
Wheels & Suspension
▲ 11.8% better
111.7 faults / 100 tests
Year avg: 126.7 / 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
  • Tyre tread depth not in accordance with the requirements
  • 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
▲ 74.5% better
1.3 faults / 100 tests
Year avg: 5.1 / 100 tests
Equipment
▲ 0.0% better
2.2 faults / 100 tests
Year avg: 2.2 / 100 tests
Other
▲ 58.6% better
2.9 faults / 100 tests
Year avg: 7.0 / 100 tests

Fault rate by mileage segment

Model    Year average
0 307 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 3,400
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 3,293
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 2,314
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,893
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 387
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 338
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 275
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 249
Wiper blade: defective
MINOR
Occurrences: 197
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 189

Serious faults (Top 10)

Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 387
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 275
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 189
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 179
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 174
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 89
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 73
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 57
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 49
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 42