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Hyundai IONIQ - 2018

85.1 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 IONIQ, model year 2018. Sample size: 7,350 cars, 17,685 tests and 15,046 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 7,350 cars

The 2018 Hyundai Ioniq shows a significantly lower overall defect rate of 85 per 100 vehicles, compared to the average of 120 per 100, indicating a reduction of 29%. The model performs particularly well in categories such as brakes and steering, with defect rates 26% and 68% lower than average respectively. Additionally, it excels in visibility and body/structure defects, exhibiting much lower rates than typical. While tyre wear is present, it is not a standout issue for this model, with the overall defect trends showing consistent performance across various mileages.

Cars by mileage segment

Total: 7,350 cars

More model years for Hyundai IONIQ

2016 2017 2018 2019 2020 2021 2022

Other models from Hyundai

Hyundai ACCENT Hyundai AMICA Hyundai BAYON Hyundai COUPE Hyundai GETZ Hyundai I10 Hyundai I20 Hyundai I30 Hyundai I40 Hyundai I800 Hyundai ILOAD Hyundai IONIQ Hyundai IONIQ 5 Hyundai IX20 Hyundai IX35 Hyundai KONA Hyundai MATRIX Hyundai SANTA FE Hyundai TERRACAN Hyundai TUCSON Hyundai VELOSTER

Categories

Brakes
▲ 28.5% better
49.2 faults / 100 tests
Year avg: 68.8 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake disc or drum: significantly and obviously worn
  • Parking brake efficiency: below minimum requirement
Steering
▲ 72.0% better
1.4 faults / 100 tests
Year avg: 5.0 / 100 tests
Visibility
▲ 27.3% better
10.1 faults / 100 tests
Year avg: 13.9 / 100 tests
Lights & Electrics
▲ 10.2% better
15.8 faults / 100 tests
Year avg: 17.6 / 100 tests
Wheels & Suspension
▲ 29.5% better
89.3 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 lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 66.7% better
1.7 faults / 100 tests
Year avg: 5.1 / 100 tests
Equipment
▲ 59.1% better
0.9 faults / 100 tests
Year avg: 2.2 / 100 tests
Other
▲ 75.7% better
1.7 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: 4,024
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,892
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,796
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 632
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 392
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 341
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 295
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 285
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 254
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 247

Serious faults (Top 10)

Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 392
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 295
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 247
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 176
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 164
Service brake efficiency: below minimum requirement
FAIL
Occurrences: 149
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 122
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 119
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
FAIL
Occurrences: 102
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 98