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Bmw I3 - 2015

130.0 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw I3, model year 2015. Sample size: 2,085 cars, 4,388 tests and 5,703 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 2,085 cars

The 2015 BMW i3 has an overall defect rate of 130 per 100 vehicles, which is significantly lower than the average of 170 per 100, indicating a 24% improvement. In terms of mileage-related trends, defects increase with mileage, though the i3 performs better than average across most mileage segments, particularly in the 0-31,000 mile range. This model stands out positively in areas such as brakes, steering, and lights and electrics, showing much lower defect rates compared to the average. However, it experiences a higher defect rate in the equipment category, suggesting a specific area for improvement. Overall, the BMW i3 demonstrates a strong performance relative to its peers.

Cars by mileage segment

Total: 2,085 cars

Categories

Brakes
▲ 27.3% better
61.6 faults / 100 tests
Year avg: 84.7 / 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
▲ 90.9% better
0.9 faults / 100 tests
Year avg: 9.9 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • Excessive radial movement between the top of the steering column and the shaft indicating an excessively worn top bearing
  • A steering linkage component with: excessive movement between components or likely to become detached
  • Excessive wear or play in a universal joint or a flexible coupling excessively deteriorated
  • Excessive roughness in operation of steering
Visibility
▼ 2.5% worse
16.5 faults / 100 tests
Year avg: 16.1 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper blade: defective
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 73.5% better
8.2 faults / 100 tests
Year avg: 31.0 / 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
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Beam image obviously incorrect
Wheels & Suspension
▲ 8.4% better
163.3 faults / 100 tests
Year avg: 178.3 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A spring: or spring component fractured or seriously weakened
  • 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
  • Tyre tread depth not in accordance with the requirements
Body/Structure
▲ 82.1% better
2.1 faults / 100 tests
Year avg: 11.7 / 100 tests
  • A door hinge, catch or pillar: excessively deteriorated
  • An engine mounting or bracket: fractured, missing or excessively loose
  • An engine mounting or bracket: severely damaged or deteriorated resulting in excessive movement
  • An engine mounting or bracket: severely damaged or deteriorated resulting in excessive movement
  • A transmission shaft constant velocity joint boot: severely deteriorated
Equipment
▼ 40.0% worse
5.6 faults / 100 tests
Year avg: 4.0 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt:
  • Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 87.1% better
1.7 faults / 100 tests
Year avg: 13.2 / 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
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Any part of the noise suppression system: insecure

Fault rate by mileage segment

Model    Year average
0 342 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: 1,396
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 1,181
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 740
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 342
A wheel: badly distorted or wear between wheel and hub at spigot mounting
ADVISORY
Occurrences: 194
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 171
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 124
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 87
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 82
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 76

Serious faults (Top 10)

Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 124
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 76
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 66
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 66
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 65
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 60
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 43
Excessive fluctuation in brake effort through each wheel revolution
FAIL
Occurrences: 31
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 30
Beam image obviously incorrect
FAIL
Occurrences: 27