Seat LEON - 2018
141.7 faults per 100 tests
Year average for all cars of 2018 is 123.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Seat LEON, model year 2018.
Sample size: 22,460 cars, 51,018 tests and 72,315 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: 22,460 cars
The 2018 SEAT Leon has an overall defect rate of 142 per 100 vehicles, which is 18% higher than the average for its year at 120 per 100. Notably, as mileage increases, the defect rate for this model rises more steeply compared to the average, particularly in the highest mileage category where it reaches 293 defects per 100 vehicles. While the Leon excels in areas like steering and body structure, showing significantly lower defect rates than the average, it struggles with wheels, suspensions, and axles, which are approximately 50% worse than average. Overall, the Leon presents a mixed picture, with some strengths offset by notable weaknesses.
Cars by mileage segment
Total: 22,460 cars
Categories
Brakes
▲ 1.5% better
67.8 faults / 100 tests
Year avg: 68.8 / 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
▲ 92.0% better
0.4 faults / 100 tests
Year avg: 5.0 / 100 tests
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- 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: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
Visibility
▲ 2.9% better
13.5 faults / 100 tests
Year avg: 13.9 / 100 tests
- 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
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 51.7% better
8.5 faults / 100 tests
Year avg: 17.6 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- Beam image obviously incorrect
- The aim of a headlamp is not within limits laid down in the requirements
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- Beam image obviously incorrect
Wheels & Suspension
▼ 47.8% worse
187.2 faults / 100 tests
Year avg: 126.7 / 100 tests
- A shock absorber damaged … or showing signs of severe leakage
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- Tyre tread depth not in accordance with the requirements
- Tyre tread depth not in accordance with the requirements
- A spring: or spring component fractured or seriously weakened
Body/Structure
▲ 72.5% better
1.4 faults / 100 tests
Year avg: 5.1 / 100 tests
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Bumper: insecure or with damage likely to cause injury when grazed or contacted
- Exhaust system has a major leak or is insecure
Equipment
▲ 18.2% better
1.8 faults / 100 tests
Year avg: 2.2 / 100 tests
- A seat belt:
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt: or flexible stalk damaged
- Audible warning:
Other
▲ 57.1% better
3.0 faults / 100 tests
Year avg: 7.0 / 100 tests
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Emissions levels exceed default limits
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Engine MIL inoperative or indicating a malfunction
- 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 shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 17,297
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 13,491
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 8,234
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 6,668
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 5,085
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,744
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 1,619
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,550
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 1,364
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 1,160
Serious faults (Top 10)
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1,744
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,550
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 1,364
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 1,160
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 1,093
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 684
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 643
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 463
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 205
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 190