Toyota C-HR 2017: MOT failure rate for its age

13.7% of 73,121 MOT tests of the Toyota C-HR 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 98.9 (95% CI 97.0–100.8; 100 = normal for this model at that age): the 2017 build year is no different from other years of the same model at the same age.

Toyota C-HR built in 2017 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	13.7	%	all ages tested	2019–2024	73121
Index against this model at the same age (95% CI 97.0–100.8)	98.9	index	100 = normal for this model at that age	2019–2024	73121
Rank among this model's 5 build years	2	of 5	1 = fails least for its age	2019–2024	73121
Tested in 2024	14020	tests	median 51,413 miles	2024	14020

Built 2017 against Toyota C-HR normal for the age: first-time MOT failure share at each age, age 3: 8% vs 9.2%; age 4: 11.7% vs 11.9%; age 5: 15.6% vs 15.3%; age 6: 17.1% vs 17.1%; age 7: 17.7% vs 17%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.

Check a 2017 Toyota C-HR by registration · All Toyota C-HR 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 Toyota C-HR 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.

Toyota C-HR 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	17,260	8	7.6–8.4	9.2	86.7
4	13,834	11.7	11.1–12.2	11.9	98.1
5	14,033	15.6	15–16.2	15.3	101.9
6	13,974	17.1	16.5–17.7	17.1	99.7
7	14,020	17.7	17.1–18.3	17	104

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 73,121 (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 Toyota C-HR?

The most common failure group on cars built in 2017 is visibility: 7.2 items per 100 first tests, against 6.4 across all build years of the Toyota C-HR. These counts are not age-adjusted: cars built in 2017 were tested at ages 3 to 7.

Failure items per 100 first tests, Toyota C-HR built 2017 against the Toyota C-HR in all build years (2019–2024, not age-adjusted)
Failure group	Built 2017, per 100	All build years, per 100	Items
Visibility	7.2	6.4	5,333
Tyres	4.8	4.5	3,568
Lamps, reflectors and electrical equipment	4.2	4.3	3,105
Brakes	2.5	1.5	1,810
Suspension	1.2	0.7	886

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 73,580 (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 5 published build years of the Toyota C-HR, 2017 ranks 2 (1 = fails least for its age). 2016: index 86.2. 2018: index 108.9.

Toyota C-HR build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2016	86.2	77.3–95.2	better (rough estimate)	2,870
2017	98.9	97.0–100.8	no different	73,121
2018	108.9	106.9–111.0	worse	74,588
2019	100.4	98.0–102.9	no different	53,778
2020	103.1	99.6–106.5	no different	32,969

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 237,326 (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). Toyota C-HR 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/toyota-c-hr/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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