Mini COOPER S - 2003
426.9 faults per 100 tests
Year average for all cars of 2003 is 380.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mini COOPER S, model year 2003.
Sample size: 160 cars, 360 tests and 1,537 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: 160 cars
The 2003 MINI Cooper S has a higher overall defect rate than the average car of the same year, with 427 defects per 100 vehicles compared to 378. This model shows a significant trend of increasing defects with mileage, particularly in the older mileage segments. Notably, it performs worse than average in categories such as brakes, steering, and miscellaneous defects, with defects in brakes 24% higher and steering issues 73% higher than the average. Despite some common issues related to tyre wear, the prominent concerns for this model appear to be in braking and steering, raising potential reliability questions for prospective buyers.
Cars by mileage segment
Total: 160 cars
Categories
Brakes
▼ 25.7% worse
212.8 faults / 100 tests
Year avg: 169.3 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▼ 71.8% worse
43.3 faults / 100 tests
Year avg: 25.2 / 100 tests
Visibility
▲ 8.7% better
27.2 faults / 100 tests
Year avg: 29.8 / 100 tests
Lights & Electrics
▼ 16.7% worse
120.0 faults / 100 tests
Year avg: 102.8 / 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
▲ 5.1% better
286.7 faults / 100 tests
Year avg: 302.1 / 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 suspension pin, bush, joint or bearing: excessively worn
- A spring: or spring component fractured or seriously weakened
- A suspension component: excessively damaged or corroded
Body/Structure
▲ 6.3% better
61.1 faults / 100 tests
Year avg: 65.2 / 100 tests
- Exhaust system has a major leak or is insecure
Equipment
▲ 10.3% better
12.2 faults / 100 tests
Year avg: 13.6 / 100 tests
Other
▼ 71.9% worse
90.6 faults / 100 tests
Year avg: 52.7 / 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: 146
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 126
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 91
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 84
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 70
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 69
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 66
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 63
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 52
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: 37
Serious faults (Top 10)
Beam image obviously incorrect
FAIL
Occurrences: 21
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 17
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 16
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 14
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 12
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 10
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
FAIL
Occurrences: 10
Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
FAIL
Occurrences: 9
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 8
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8