Hyundai BAYON - 2021
53.8 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 BAYON, model year 2021.
Sample size: 1,347 cars, 2,393 tests and 1,288 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: 1,347 cars
The Hyundai Bayon, a 2021 model, shows an overall defect rate of 54 defects per 100 vehicles, significantly lower than the average for its year, which stands at 79 defects per 100 vehicles—indicating a 31.5% improvement. While tyre wear is a common issue across many vehicles, the Bayon excels in categories such as Brakes and Steering, displaying 43.9% and 65.8% fewer defects respectively compared to the average. However, it faces challenges in Visibility and Equipment, with defect rates that are notably higher than the average, suggesting areas for potential improvement. Additionally, as mileage increases, the defect rate for this model also rises, but it remains lower than the average across all mileage segments.
Cars by mileage segment
Total: 1,347 cars
More model years for Hyundai BAYON
Other models from Hyundai
Categories
Brakes
▲ 46.5% better
21.4 faults / 100 tests
Year avg: 40.0 / 100 tests
- 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
▲ 57.1% better
0.3 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▼ 70.3% worse
24.7 faults / 100 tests
Year avg: 14.5 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
Lights & Electrics
▲ 60.7% better
4.4 faults / 100 tests
Year avg: 11.2 / 100 tests
Wheels & Suspension
▲ 40.2% better
52.2 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 tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 90.5% better
0.2 faults / 100 tests
Year avg: 2.1 / 100 tests
Equipment
▼ 120.0% worse
3.3 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 55.6% better
1.2 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: 265
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 212
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 126
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 104
Wiper blade: missing or obviously not clearing the windscreen
PRS
Occurrences: 72
Wiper blade: defective
MINOR
Occurrences: 44
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 40
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 34
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 33
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 32
Serious faults (Top 10)
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 104
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 34
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 29
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 18
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 11
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 9
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 9
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 8
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 7
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 5