Seat MII - 2021
58.5 faults per 100 tests
Year average for all cars of 2021 is 80.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Seat MII, model year 2021.
Sample size: 1,149 cars, 2,419 tests and 1,415 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: 1,149 cars
The 2021 SEAT MII shows a lower overall defect rate with 59 defects per 100 vehicles, which is 26% better than the average for its year, standing at 79 defects. The model performs particularly well in categories such as brakes, steering, and body structure, exhibiting significantly fewer issues compared to the average vehicle. Notably, the MII has high defect rates in the lower mileage segments, indicating that early issues may arise before reaching 31,000 miles. Overall, this model stands out positively in its reliability and specific defect categories.
Cars by mileage segment
Total: 1,149 cars
More model years for Seat MII
Other models from Seat
Categories
Brakes
▲ 63.8% better
14.5 faults / 100 tests
Year avg: 40.0 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Parking brake control missing, defective or inoperative
- Significant brake effort recorded with no brake applied indicating a binding brake
- Excessive fluctuation in brake effort through each wheel revolution
- Brake disc or drum: significantly and obviously worn
Steering
▲ 71.4% better
0.2 faults / 100 tests
Year avg: 0.7 / 100 tests
- A steering ball joint: with excessive wear or free play
- Power steering fluid leaking or system malfunctioning
Visibility
▲ 47.6% better
7.6 faults / 100 tests
Year avg: 14.5 / 100 tests
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
- 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
Lights & Electrics
▲ 35.7% better
7.2 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
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
- Light source and lamp not compatible
Wheels & Suspension
▲ 1.3% better
86.2 faults / 100 tests
Year avg: 87.3 / 100 tests
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- Tyre tread depth not in accordance with the requirements
- A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 81.0% better
0.4 faults / 100 tests
Year avg: 2.1 / 100 tests
- A transmission shaft bent or badly damaged
- A transmission shaft constant velocity joint boot: severely deteriorated
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▲ 46.7% better
0.8 faults / 100 tests
Year avg: 1.5 / 100 tests
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Seat belt buckle missing, damaged or not functioning as intended
- A seat belt:
- Audible warning:
Other
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 2.7 / 100 tests
Fault rate by mileage segment
Model
Year average
* 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: 363
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 290
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 119
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 98
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 76
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 44
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 43
Wiper blade: defective
MINOR
Occurrences: 31
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 29
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 29
Serious faults (Top 10)
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 119
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 44
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 29
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 15
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 13
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 11
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 7
Light source and lamp not compatible
FAIL
Occurrences: 6
Parking brake lever has excessive movement indicating incorrect adjustment
FAIL
Occurrences: 5