Mini COOPER - 2004
473.7 faults per 100 tests
Year average for all cars of 2004 is 384.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mini COOPER, model year 2004.
Sample size: 323 cars, 715 tests and 3,387 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 323 cars
The 2004 MINI Cooper exhibits a higher overall defect rate of approximately 474 defects per 100 vehicles, which is 24% above the average for cars of the same year. Notably, this model shows significant issues with brakes and steering, having defect rates of 266 and 48 respectively, compared to the yearly averages of 167 and 25. It also performs poorly in the "Other" category, with a defect rate of 106, well above the average of 51. In contrast, the MINI Cooper shows fewer equipment-related defects, performing better than average in that area. Mileage trends indicate that defect rates decrease with higher mileage, particularly in the 31,000 to 62,000 mile range, where the MINI has a notably high defect rate compared to the average.
Cars by mileage segment
Total: 323 cars
Categories
Brakes
▼ 61.8% worse
265.7 faults / 100 tests
Year avg: 164.2 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▼ 94.4% worse
48.4 faults / 100 tests
Year avg: 24.9 / 100 tests
Visibility
▼ 7.8% worse
31.6 faults / 100 tests
Year avg: 29.3 / 100 tests
Lights & Electrics
▼ 8.2% worse
118.9 faults / 100 tests
Year avg: 109.9 / 100 tests
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
Wheels & Suspension
▲ 0.9% better
310.2 faults / 100 tests
Year avg: 312.9 / 100 tests
- A suspension component: excessively damaged or corroded
- Tyre tread depth not in accordance with the requirements
- A suspension pin, bush, joint or bearing: excessively worn
- A spring: or spring component fractured or seriously weakened
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 5.8% better
59.9 faults / 100 tests
Year avg: 63.6 / 100 tests
Equipment
▲ 51.4% better
6.7 faults / 100 tests
Year avg: 13.8 / 100 tests
Other
▼ 109.9% worse
106.0 faults / 100 tests
Year avg: 50.5 / 100 tests
- 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
* Metric: faults per 100 tests.
Most common faults (Top 10)
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 371
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 304
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 212
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 189
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 184
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 159
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 105
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 88
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 84
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 62
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 43
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 42
Beam image obviously incorrect
FAIL
Occurrences: 41
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 34
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 33
Exhaust system has a major leak or is insecure
FAIL
Occurrences: 29
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 26
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 25
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 23
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 23