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Porsche Cayenne 2017: MOT failure rate for its age

11.6% of 9,961 MOT tests of the Porsche Cayenne 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 107.0 (95% CI 100.8–113.2; 100 = normal for this model at that age): the 2017 Porsche Cayenne fails more often than other build years of the same model at the same age.

Porsche Cayenne built in 2017 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time11.6%all ages tested2019–20249961
Index against this model at the same age (95% CI 100.8–113.2)107.0index100 = normal for this model at that age2019–20249961
Rank among this model's 18 build years16of 181 = fails least for its age2019–20249961
Tested in 20241829testsmedian 61,120 miles20241829
line · Porsche Cayenne built 2017 · first-time MOT failure share by age · built 2017 9.7% vs model normal 8.9% at age 3 · 2019–2024
Built 2017 against Porsche Cayenne normal for the age: first-time MOT failure share at each age, age 3: 9.7% vs 8.9%; age 4: 11.1% vs 9.4%; age 5: 12.2% vs 10.5%; age 6: 13.1% vs 12.7%; age 7: 12.7% vs 13.6%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.
Check a 2017 Porsche Cayenne by registration · All Porsche Cayenne 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 Porsche Cayenne 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.

Porsche Cayenne built 2017: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
AgeTestsFailed, %95% intervalNormal for this model at that age, %Index (100 = normal)
32,5879.78.6–10.98.9108.4
41,88611.19.8–12.69.4118.9
51,83312.210.8–13.810.5116.8
61,82613.111.6–14.712.7102.8
71,82912.711.3–14.313.693.6

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 9,961 (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 Porsche Cayenne?

The most common failure group on cars built in 2017 is tyres: 8.3 items per 100 first tests, against 7.5 across all build years of the Porsche Cayenne. These counts are not age-adjusted: cars built in 2017 were tested at ages 3 to 7.

Failure items per 100 first tests, Porsche Cayenne built 2017 against the Porsche Cayenne in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2017, per 100All build years, per 100Items
Tyres8.37.5830
Visibility4.45.6438
Brakes1.64.7163
Noise, emissions and leaks11.7100
Lamps, reflectors and electrical equipment19.796

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 10,038 (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 18 published build years of the Porsche Cayenne, 2017 ranks 16 (1 = fails least for its age). 2016: index 110.3. 2018: index 103.9.

Porsche Cayenne build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
200399.794.1–105.4no different4,217
2004105.5101.2–109.7worse8,144
2005102.098.0–106.0no different9,132
200697.993.0–102.8no different6,085
2007105.399.4–111.2no different4,691
2008101.194.4–107.8no different (rough estimate)3,756
2009113.2107.1–119.4worse5,335
201093.888.2–99.5better5,669
201196.391.1–101.5no different7,593
2012100.195.7–104.4no different11,982
2013101.497.1–105.7no different13,217
201496.691.8–101.3no different11,536
2015101.196.6–105.7no different14,577
2016110.3105.8–114.9worse17,243
2017107.0100.8–113.2worse9,961
2018103.996.7–111.0no different7,618
201969.564.1–74.9better9,613
202074.866.6–83.0better4,855

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 155,224 (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). Porsche Cayenne 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/porsche-cayenne/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.

Other pages for this model

Porsche Cayenne 2003 · Porsche Cayenne 2004 · Porsche Cayenne 2005 · Porsche Cayenne 2006 · Porsche Cayenne 2007 · Porsche Cayenne 2008 · Porsche Cayenne 2009 · Porsche Cayenne 2010 · Porsche Cayenne 2011 · Porsche Cayenne 2012 · Porsche Cayenne 2013 · Porsche Cayenne 2014 · Porsche Cayenne 2015 · Porsche Cayenne 2016 · Porsche Cayenne 2018 · Porsche Cayenne 2019 · Porsche Cayenne 2020 · Porsche Cayenne in Norway · Porsche Cayenne in Finland · Porsche Cayenne in the Netherlands · Porsche Cayenne by postcode area · Porsche Cayenne body, chassis and structure failures · Porsche Cayenne brakes failures · Porsche Cayenne vehicle identification failures · Porsche Cayenne lamps, reflectors and electrics failures · Porsche Cayenne noise, emissions and leaks failures · Porsche Cayenne road wheels failures · Porsche Cayenne seat belts and airbags failures · Porsche Cayenne steering failures · Porsche Cayenne suspension failures · Porsche Cayenne tyres failures · Porsche Cayenne visibility failures