Seat ARONA - 2021
85.7 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 ARONA, model year 2021.
Sample size: 12,142 cars, 26,534 tests and 22,739 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: 12,142 cars
The 2021 SEAT Arona has an overall defect rate of 86 per 100 vehicles, which is 9% higher than the average for cars of the same year at 79 per 100. Notably, the Arona shows a significant increase in defect rates as mileage rises, particularly in the 62,000 to 93,000 miles range, where its rate is higher than the average. While it performs better in categories such as visibility, lights and electrics, and body structure, it struggles notably with brake and steering defects, showing rates that are considerably above the average. Overall, the Arona exhibits a mixed performance, excelling in some areas while facing challenges in critical safety-related categories.
Cars by mileage segment
Total: 12,142 cars
More model years for Seat ARONA
Other models from Seat
Categories
Brakes
▼ 108.5% worse
83.4 faults / 100 tests
Year avg: 40.0 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
- Excessive fluctuation in brake effort through each wheel revolution
- Brake lining or pad: worn below 1.5mm
- Brake lining or pad: worn below 1.5mm
Steering
▼ 228.6% worse
2.3 faults / 100 tests
Year avg: 0.7 / 100 tests
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- Free play in the steering, measured at the rim of the steering wheel is: excessive
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- A steering ball joint: with excessive wear or free play
- A steering ball joint: with excessive wear or free play
Visibility
▲ 42.8% better
8.3 faults / 100 tests
Year avg: 14.5 / 100 tests
- Windscreen washers not working or not providing sufficient fluid to clear 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
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 53.6% better
5.2 faults / 100 tests
Year avg: 11.2 / 100 tests
- 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 lens defective: which has no effect on emitted light
- The aim of a headlamp is not within limits laid down in the requirements
- Reflector defective or damaged: by up to 50% of the reflecting surface
Wheels & Suspension
▲ 21.5% better
68.5 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 cut in excess of the requirements deep enough to reach the ply or cords
- Tyre tread depth not in accordance with the requirements
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 81.0% better
0.4 faults / 100 tests
Year avg: 2.1 / 100 tests
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
- A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
- 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
▼ 66.7% worse
2.5 faults / 100 tests
Year avg: 1.5 / 100 tests
- Seat belt not functioning as intended or of an incorrect type
- A seat belt:
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- Seat belt buckle missing, damaged or not functioning as intended
- A seat belt: webbing or flexible stalk significantly stretched or weakened
Other
▲ 70.4% better
0.8 faults / 100 tests
Year avg: 2.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions test unable to be completed
- Engine MIL inoperative or indicating a malfunction
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Engine MIL inoperative or indicating a malfunction
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 4,746
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 4,236
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 3,502
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 2,798
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 704
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 684
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 561
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 397
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 357
Excessive fluctuation in brake effort through each wheel revolution
FAIL
Occurrences: 348
Serious faults (Top 10)
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 684
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 397
Excessive fluctuation in brake effort through each wheel revolution
FAIL
Occurrences: 348
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 316
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 301
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 197
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 192
Brake disc or drum: insecure, fractured or otherwise likely to fail
FAIL
Occurrences: 148
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 119
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 98