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Bmw 430 - 2021

42.6 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 Bmw 430, model year 2021. Sample size: 1,075 cars, 2,658 tests and 1,133 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,075 cars

The 2021 BMW 430 has an overall defect rate of 43 per 100 vehicles, which is significantly lower than the yearly average of 79 per 100, marking a 46% improvement. This model notably excels in categories such as brakes and steering, with defect rates of just 5% and 0%, respectively, compared to much higher averages. Notably, while the vehicle shows higher defect rates in the 62,000 to 93,000 miles segment, it performs much better in lower mileage ranges. Overall, the BMW 430 stands out for its reliability in key safety and performance areas.

Cars by mileage segment

Total: 1,075 cars

More model years for Bmw 430

2014 2015 2016 2017 2018 2019 2020 2021 2022

Other models from Bmw

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Categories

Brakes
▲ 87.8% better
4.9 faults / 100 tests
Year avg: 40.0 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
  • Brake pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▲ 60.0% better
5.8 faults / 100 tests
Year avg: 14.5 / 100 tests
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 62.5% better
4.2 faults / 100 tests
Year avg: 11.2 / 100 tests
  • Headlamp reflector or lens: slightly defective
  • The aim of a headlamp is not within limits laid down in the requirements
  • The aim of a headlamp is not within limits laid down in the requirements
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • A lens defective: which has no effect on emitted light
Wheels & Suspension
▲ 21.9% better
68.2 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
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 95.2% better
0.1 faults / 100 tests
Year avg: 2.1 / 100 tests
  • A transmission shaft constant velocity joint boot: severely deteriorated
Equipment
▲ 6.7% better
1.4 faults / 100 tests
Year avg: 1.5 / 100 tests
  • A seat belt: or flexible stalk damaged
  • Seat belt not functioning as intended or of an incorrect type
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • A seat belt:
  • Audible warning:
Other
▲ 74.1% better
0.7 faults / 100 tests
Year avg: 2.7 / 100 tests
  • Engine MIL inoperative or indicating a malfunction
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 350 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: 439
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 130
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 95
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 77
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 48
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 40
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 35
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 30
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 28
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 24

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 130
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 77
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 40
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 9
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
Any fracture or welding defect on a wheel
FAIL
Occurrences: 5
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 3
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 3
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 3
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 2