Fiat 500X 2017: MOT failure rate for its age

15.1% of 24,558 MOT tests of the Fiat 500X first registered in 2017 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 95.6 (95% CI 92.5–98.6; 100 = normal for this model at that age): close to other build years of the same model at the same age (within 5 points of normal).

Fiat 500X built in 2017 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	15.1	%	all ages tested	2019–2024	24558
Index against this model at the same age (95% CI 92.5–98.6)	95.6	index	100 = normal for this model at that age	2019–2024	24558
Rank among this model's 6 build years	4	of 6	1 = fails least for its age	2019–2024	24558
Tested in 2024	4699	tests	median 47,572 miles	2024	4699

Built 2017 against Fiat 500X normal for the age: first-time MOT failure share at each age, age 3: 8.9% vs 10.6%; age 4: 12% vs 12.6%; age 5: 13.5% vs 15.3%; age 6: 18.5% vs 18.6%; age 7: 24% vs 23.3%. Axis from 0% to 30%. DVSA MOT bulk data, 2019–2024.

Check a 2017 Fiat 500X by registration · All Fiat 500X MOT statistics · Download the build-year table (CSV)

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).

How does the 2017 Fiat 500X fail at each age?

Cars built in 2017 were tested at ages 3 to 7 between 2019 and 2024. Each row compares their first-time failure share with what this model normally shows at that age, after allowing for the overall failure level of each test year.

Fiat 500X built 2017: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
Age	Tests	Failed, %	95% interval	Normal for this model at that age, %	Index (100 = normal)
3	5,711	8.9	8.2–9.7	10.6	84.6
4	4,743	12	11.1–13	12.6	95.2
5	4,687	13.5	12.6–14.5	15.3	88.5
6	4,718	18.5	17.4–19.7	18.6	99.8
7	4,699	24	22.8–25.2	23.3	103

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 24,558 (initial tests) · Method: normal rate = this model's first-time failure share at that age across its build years (cells of 400+ tests), adjusted for each test year's overall level; cells of 30+ tests, under 500 marked rough · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

What fails most on the 2017 Fiat 500X?

The most common failure group on cars built in 2017 is steering: 7.1 items per 100 first tests, against 6.6 across all build years of the Fiat 500X. These counts are not age-adjusted: cars built in 2017 were tested at ages 3 to 7.

Failure items per 100 first tests, Fiat 500X built 2017 against the Fiat 500X in all build years (2019–2024, not age-adjusted)
Failure group	Built 2017, per 100	All build years, per 100	Items
Steering	7.1	6.6	1,771
Tyres	6.8	8.5	1,698
Lamps, reflectors and electrical equipment	5.3	6.5	1,310
Visibility	2.9	3.3	717
Suspension	2.1	2.6	510

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 24,808 (initial tests of this build year) · Method: failure items grouped by DVSA's top-level defect groups, per 100 initial tests; groups with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How does 2017 compare with the years around it?

Among the 6 published build years of the Fiat 500X, 2017 ranks 4 (1 = fails least for its age). 2016: index 106.7. 2018: index 80.9.

Fiat 500X build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2015	102.7	100.7–104.8	worse	42,606
2016	106.7	105.0–108.3	worse	82,477
2017	95.6	92.5–98.6	better	24,558
2018	80.9	76.5–85.3	better	11,428
2019	79.2	74.3–84.1	better	10,085
2020	89.3	80.8–97.8	better	4,257

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 175,411 (initial tests) · Method: observed failures against those expected for the same model at the same ages, test-year level adjusted; verdict follows the printed one-decimal bound · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How to cite this page

MOT Risk Index (2026). Fiat 500X 2017 MOT statistics (data release dvsa-2024-v2; full dataset motriskindex-families-2024-v5, DOI 10.5281/zenodo.22975051), updated 30 September 2026. motriskindex.co.uk/cars/fiat-500x/2017/

How every figure is calculated: methodology. Age, test year and build year are tied together (age = test year − build year), so the test-year level is taken as observed, not estimated.

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