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Bmw M4 - 2019

44.9 faults per 100 tests
Year average for all cars of 2019 is 108.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw M4, model year 2019. Sample size: 2,393 cars, 6,502 tests and 2,917 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 2,393 cars

The 2019 BMW M4 exhibits a significantly lower overall defect rate of 45 defects per 100 cars compared to the average of 106 defects per 100, marking a 58% improvement. While the defect rates increase with mileage, the M4 still performs relatively well across different mileage segments, particularly in the 0-31,000 mile range. Notably, the model excels in categories such as brakes, steering, and visibility, with defects well below the average rates for these areas. In contrast, it shows a higher rate in wheels, suspensions, and axles, but overall, the BMW M4 stands out positively in terms of reliability compared to its peers.

Cars by mileage segment

Total: 2,393 cars

More model years for Bmw M4

2014 2015 2016 2017 2018 2019 2020 2021 2022

Other models from Bmw

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Categories

Brakes
▲ 79.0% better
13.1 faults / 100 tests
Year avg: 62.4 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
  • Parking brake efficiency: below minimum requirement
  • Brake lining or pad: worn below 1.5mm
  • Excessive fluctuation in brake effort through each wheel revolution
Steering
▲ 92.9% better
0.2 faults / 100 tests
Year avg: 2.8 / 100 tests
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 71.0% better
4.0 faults / 100 tests
Year avg: 13.8 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Wiper blade: defective
  • 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
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 83.9% better
2.4 faults / 100 tests
Year avg: 14.9 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • Beam image obviously incorrect
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: emitted colour, position or intensity not in accordance with the requirements
  • Lamp: multiple light source up to a half not functioning
Wheels & Suspension
▲ 39.8% better
68.0 faults / 100 tests
Year avg: 112.9 / 100 tests
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A spring: or spring component fractured or seriously weakened
  • 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
Body/Structure
▲ 91.4% better
0.3 faults / 100 tests
Year avg: 3.5 / 100 tests
  • A transmission: joint, belt or chain excessively worn
Equipment
▲ 83.3% better
0.3 faults / 100 tests
Year avg: 1.8 / 100 tests
  • Audible warning not in accordance with requirements
  • Audible warning:
  • Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 72.5% better
1.4 faults / 100 tests
Year avg: 5.1 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Emissions levels exceed default limits
  • Emissions levels exceed the manufacturer’s specified limits
  • Lambda coefficient outside the default limits or the range specified by the manufacturer
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 289 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: 910
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 458
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 300
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 274
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 137
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 120
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 96
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 67
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 54
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 51

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 274
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 137
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 120
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 67
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 21
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 16
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 13
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 11
A tyre fouling a part of the vehicle
FAIL
Occurrences: 10
A wheel: with a loose or missing wheel nut, bolt or stud
FAIL
Occurrences: 9