Seat LEON - 2020
105.4 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Seat LEON, model year 2020.
Sample size: 14,895 cars, 32,530 tests and 34,297 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: 14,895 cars
The 2020 SEAT Leon has an overall defect rate of 105 per 100 vehicles, which is notably higher than the average of 90 per 100 for cars of the same year, resulting in a 17% increase in defects. This model exhibits higher defect rates as mileage increases, particularly in the 124,000+ miles category, where it shows a significantly elevated rate. However, it excels in categories such as Steering, Visibility, Lights & Electrics, and Body/Structure, where it performs better than the average. Conversely, it struggles with Wheels, Suspensions & Axles, where its defect rate is considerably higher than average.
Cars by mileage segment
Total: 14,895 cars
Categories
Brakes
▲ 15.7% better
42.8 faults / 100 tests
Year avg: 50.8 / 100 tests
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: significantly and obviously worn
- Excessive fluctuation in brake effort through each wheel revolution
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
Steering
▲ 80.0% better
0.3 faults / 100 tests
Year avg: 1.5 / 100 tests
- A steering ball joint: with excessive wear or free play
- A steering ball joint: with excessive wear or free play
- A steering linkage component with: excessive movement between components or likely to become detached
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 39.0% better
8.6 faults / 100 tests
Year avg: 14.1 / 100 tests
- Wiper blade: defective
- 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 blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 42.9% better
6.4 faults / 100 tests
Year avg: 11.2 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- The aim of a headlamp is not within limits laid down in the requirements
- Beam image obviously incorrect
- 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
▼ 51.7% worse
147.9 faults / 100 tests
Year avg: 97.5 / 100 tests
- A shock absorber damaged … or showing signs of severe leakage
- A suspension pin, bush, joint or bearing: excessively worn
- 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
- Tyre tread depth not in accordance with the requirements
Body/Structure
▲ 66.7% better
0.8 faults / 100 tests
Year avg: 2.4 / 100 tests
- Exhaust system has a major leak or is insecure
- A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
- 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
- Fuel system: leaking, or missing or ineffective filler cap
Equipment
▲ 6.7% better
1.4 faults / 100 tests
Year avg: 1.5 / 100 tests
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt:
- A seat belt: or flexible stalk damaged
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 29.7% better
2.6 faults / 100 tests
Year avg: 3.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Engine MIL inoperative or indicating a malfunction
- Engine MIL inoperative or indicating a malfunction
- Any part of the noise suppression system: insecure
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 7,173
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 6,308
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 5,339
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 3,777
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,783
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 869
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 787
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 634
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 630
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 548
Serious faults (Top 10)
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 787
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 630
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 484
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 477
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 403
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 364
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 207
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 191
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 177
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 163