MOT fail rates
Fiat 500X MOT fail rate by age
How often the Fiat 500X fails its MOT at each age, compared with all cars of the same age, and what it fails on. From 139,151 DVSA MOT tests taken 2022 to 2025.
MOT data updated
At 7 years, the most tested age
235 of 330 model groups with enough tests fail less often at 7 years.
What stands out
- At 3 years the Fiat 500X fails 9.2% of MOTs (8,488 tests), 2.9 points below the 12.1% for all cars that age. At 10 years it fails 33.9% (7,114 tests), 3.6 points above the 30.3% average.
- The gap is widest at 9 years: 5.4 points above all cars.
- Its most common structural or mechanical fail item at 7 years: Track rod end: ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt, at 3.5 per 100 MOTs.
MOT fail rate by age
Solid line: this model. Dashed line: all cars at the same age.
| Age | MOT fail rate | Tests (n) | All cars | Difference | Median mileage |
|---|---|---|---|---|---|
| 3 years | 9.2% | 8,488 | 12.1% | −2.9 pts | 19,339 miles |
| 4 years | 9.7% | 10,223 | 13.4% | −3.7 pts | 25,495 miles |
| 5 years | 13.2% | 13,066 | 15.3% | −2.1 pts | 32,551 miles |
| 6 years | 18.3% | 24,969 | 17.8% | +0.5 pts | 40,990 miles |
| 7 years | 23.5% | 28,614 | 20.6% | +2.9 pts | 48,459 miles |
| 8 years | 28.1% | 25,687 | 23.8% | +4.3 pts | 55,768 miles |
| 9 years | 32.6% | 20,990 | 27.1% | +5.4 pts | 62,433 miles |
| 10 years | 33.9% | 7,114 | 30.3% | +3.6 pts | 69,348 miles |
Most common fail items at 7 years
Split into structural or mechanical items and wear items. Wear items (tyres, brake pads, wipers, bulbs) say more about upkeep than about the design.
Structural and mechanical
| Fail item | Per 100 MOTs |
|---|---|
| Track rod end: ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt Major | 3.5 |
| Malfunction indicator lamp: inoperative or indicates a malfunction Major | 1.2 |
| Tyre pressure monitoring system: malfunctioning or obviously inoperative Major | 1 |
| Malfunction indicator lamp: inoperative or indicates a malfunction Major | 1 |
Out of 28,614 MOTs. A test with two faults counts twice.
Wear and upkeep
| Fail item | Per 100 MOTs |
|---|---|
| Side/position light not working Major | 6.6 |
| Tyre tread below 1.6 mm Dangerous | 3.9 |
| Washers: provides insufficient washer liquid Major | 1.8 |
| Tyre with cords exposed Dangerous | 1.6 |
| Tyre condition: has a cut in excess of the requirements deep enough to reach the ply or cords Major | 1.6 |
| Brake pads under 1.5 mm Dangerous | 1.5 |
Out of 28,614 MOTs. A test with two faults counts twice.
Other models at 7 years
| Model | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|
| Fiat 500 | 25.9% | 122,086 | 20.6% |
| Fiat Panda | 22.9% | 19,128 | 20.6% |
| Fiat Ducato | 15.4% | 9,846 | 20.6% |
MOT fail rate by first-use year
Each year has its own page: the fail rate for cars first used that year at each MOT from 2022 to 2025 with at least 1,000 tests, the most common faults at that age, and the car tax and ULEZ rules for that year.
First-use year data updated .
| First used | Age at test | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|---|
| 2015 | 10 years in 2025 | 33.9% | 7,114 | 30.3% |
| 2016 | 9 years in 2025 | 33.3% | 13,753 | 27.1% |
| 2017 | 8 years in 2025 | 28.6% | 4,693 | 23.8% |
| 2018 | 7 years in 2025 | 19.6% | 2,872 | 20.6% |
| 2019 | 6 years in 2025 | 14.2% | 3,398 | 17.8% |
| 2020 | 5 years in 2025 | 13.3% | 2,121 | 15.3% |
| 2021 | 4 years in 2025 | 11.6% | 1,848 | 13.4% |
More on the Fiat 500X
Looking at one Fiat 500X?
These are figures for the model, not for one car. The VetTheCar Buying Report looks at a single car: its MOT tests, defects, advisories and mileage readings.
Source
Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA anonymised MOT test data, class 4 normal MOT tests, 2022 to 2025. MOT data updated 22 September 2026.
Not affiliated with or endorsed by DVSA. How we calculate these figures · Data sources