Rover MINI - 1991
209.0 faults per 100 tests
Year average for all cars of 1991 is 263.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Rover MINI, model year 1991.
Sample size: 1,092 cars, 2,124 tests and 4,439 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 1,092 cars
The 1991 Rover Mini has an overall defect rate of approximately 209 defects per 100 vehicles, which is 21% lower than the yearly average of 263 defects per 100 vehicles. This model performs significantly better in categories such as brakes, steering, visibility, and equipment, showing improvements of up to 49% compared to average rates. However, it does exhibit higher defect rates in the highest mileage segment of 93,000 miles and above, with 526 defects per 100 vehicles, indicating a trend of increasing issues with age. Overall, the Rover Mini stands out favourably against its peers from the same year, particularly in critical safety-related areas.
Cars by mileage segment
Total: 1,092 cars
Categories
Brakes
▲ 48.3% better
54.4 faults / 100 tests
Year avg: 105.2 / 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
- Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
- Excessive fluctuation in brake effort through each wheel revolution
Steering
▲ 40.0% better
17.4 faults / 100 tests
Year avg: 29.0 / 100 tests
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- Excessive radial movement between the top of the steering column and the shaft indicating an excessively worn top bearing
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- A steering ball joint: with excessive wear or free play
Visibility
▲ 35.8% better
13.6 faults / 100 tests
Year avg: 21.2 / 100 tests
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper not operating or missing
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
Lights & Electrics
▼ 6.9% worse
63.6 faults / 100 tests
Year avg: 59.5 / 100 tests
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
- The aim of a headlamp is not within limits laid down in the requirements
- An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
- 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
▲ 12.9% better
153.8 faults / 100 tests
Year avg: 176.5 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A wheel bearing: with excessive play
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 16.5% better
53.5 faults / 100 tests
Year avg: 64.1 / 100 tests
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: severely deteriorated
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▲ 51.6% better
8.9 faults / 100 tests
Year avg: 18.4 / 100 tests
- Audible warning:
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A statutory seat belt missing
- is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
- is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
Other
▲ 0.2% better
52.8 faults / 100 tests
Year avg: 52.9 / 100 tests
- Emissions levels exceed default limits
- Emissions test unable to be completed
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions levels exceed default limits
- Exhaust noise levels in excess of those permitted
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 338
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 331
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 214
Emissions levels exceed default limits
FAIL
Occurrences: 173
A wheel bearing: with excessive play
ADVISORY
Occurrences: 159
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 141
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 135
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 125
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 111
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 109
Serious faults (Top 10)
Emissions levels exceed default limits
FAIL
Occurrences: 173
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 109
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 65
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 63
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 61
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 55
Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
FAIL
Occurrences: 55
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 53
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 48
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 47