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Bmw I3 - 2020

79.5 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw I3, model year 2020. Sample size: 4,536 cars, 8,985 tests and 7,142 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 4,536 cars

The 2020 BMW i3 has a lower overall defect rate of 79 per 100 vehicles compared to the yearly average of 90 per 100, reflecting an 11.5% improvement. This model excels particularly in categories such as brakes, steering, and body structure, showing significantly fewer defects than average. However, it does face challenges with wheels, suspensions, and axles, where its defect rate is notably higher than the average. Mileage trends indicate that the defect rate remains fairly stable across lower mileage segments, but there is a slight increase in defects as mileage approaches higher ranges.

Cars by mileage segment

Total: 4,536 cars

Categories

Brakes
▲ 71.3% better
14.6 faults / 100 tests
Year avg: 50.8 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
  • Excessive fluctuation in brake effort through each wheel revolution
  • Brake lining or pad: worn below 1.5mm
  • Excessive fluctuation in brake effort through each wheel revolution
Steering
▲ 80.0% better
0.3 faults / 100 tests
Year avg: 1.5 / 100 tests
  • Excessive roughness in operation of steering
  • Free play in the steering, measured at the rim of the steering wheel is: excessive
  • Attachment of steering column: defective to the extent that there is a serious risk of detachment
  • A steering ball joint: with excessive wear or free play
  • Power steering fluid: level below minimum mark
Visibility
▲ 43.3% better
8.0 faults / 100 tests
Year avg: 14.1 / 100 tests
  • 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
  • Wiper blade: defective
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 33.0% better
7.5 faults / 100 tests
Year avg: 11.2 / 100 tests
  • 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 lamp: not securely attached
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
Wheels & Suspension
▼ 30.1% worse
126.8 faults / 100 tests
Year avg: 97.5 / 100 tests
  • 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 lump, bulge or tear … or with cords exposed or damaged
  • A wheel: badly distorted or wear between wheel and hub at spigot mounting
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 91.7% better
0.2 faults / 100 tests
Year avg: 2.4 / 100 tests
  • A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
  • A body panel or body component: likely to become detached
  • A door will not open using the relevant control or close properly
  • A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
  • A passenger seat: insecure
Equipment
▲ 6.7% better
1.4 faults / 100 tests
Year avg: 1.5 / 100 tests
  • Seat belt buckle missing, damaged or not functioning as intended
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • A seat belt:
  • A seat belt: or flexible stalk damaged
Other
▲ 97.3% better
0.1 faults / 100 tests
Year avg: 3.7 / 100 tests
  • Fluid: leaking continuously and likely to pose a serious risk to road safety
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users

Fault rate by mileage segment

Model    Year average
0 273 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)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 2,373
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 2,131
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 362
A wheel: badly distorted or wear between wheel and hub at spigot mounting
ADVISORY
Occurrences: 288
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 234
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 226
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 205
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 200
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 158
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 142

Serious faults (Top 10)

A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 234
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 158
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 142
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 62
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 44
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 30
Tyres on the same axle or on twin wheels are different sizes
FAIL
Occurrences: 20
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 16
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 13
A wheel: badly distorted or wear between wheel and hub at spigot mounting
FAIL
Occurrences: 12