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Vauxhall Mokka 2018: MOT failure rate for its age

15.1% of 128,532 MOT tests of the Vauxhall Mokka first registered in 2018 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 96.7 (95% CI 95.3–98.1; 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).

Vauxhall Mokka built in 2018 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time15.1%all ages tested2019–2024128532
Index against this model at the same age (95% CI 95.3–98.1)96.7index100 = normal for this model at that age2019–2024128532
Rank among this model's 8 build years4of 81 = fails least for its age2019–2024128532
Tested in 202431765testsmedian 39,065 miles202431765
line · Vauxhall Mokka built 2018 · first-time MOT failure share by age · built 2018 7.9% vs model normal 9.6% at age 3 · 2019–2024
Built 2018 against Vauxhall Mokka normal for the age: first-time MOT failure share at each age, age 3: 7.9% vs 9.6%; age 4: 11.6% vs 13.7%; age 5: 17.9% vs 17.9%; age 6: 23.4% vs 21.5%. Axis from 0% to 30%. DVSA MOT bulk data, 2019–2024.

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

How does the 2018 Vauxhall Mokka fail at each age?

Cars built in 2018 were tested at ages 3 to 6 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.

Vauxhall Mokka built 2018: 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)
332,7707.97.6–8.29.682.1
432,18411.611.2–11.913.784.4
531,81317.917.4–18.317.999.8
631,76523.422.9–23.921.5108.8

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 128,532 (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 2018 Vauxhall Mokka?

The most common failure group on cars built in 2018 is visibility: 5.5 items per 100 first tests, against 6.6 across all build years of the Vauxhall Mokka. These counts are not age-adjusted: cars built in 2018 were tested at ages 3 to 6.

Failure items per 100 first tests, Vauxhall Mokka built 2018 against the Vauxhall Mokka in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2018, per 100All build years, per 100Items
Visibility5.56.67,226
Suspension4.710.86,182
Brakes4.55.15,851
Tyres3.55.24,631
Lamps, reflectors and electrical equipment2.663,396

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 130,649 (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 2018 compare with the years around it?

Among the 8 published build years of the Vauxhall Mokka, 2018 ranks 4 (1 = fails least for its age). 2017: index 98.1. 2019: index 107.8.

Vauxhall Mokka build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
201292.287.5–96.9better4,978
201396.094.7–97.2better77,678
201496.295.4–97.0better192,890
2015102.8102.0–103.6worse260,745
2016110.8109.9–111.8worse241,467
201798.197.0–99.2better191,677
201896.795.3–98.1better128,532
2019107.8105.7–109.9worse68,513

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 1,166,480 (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). Vauxhall Mokka 2018 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/vauxhall-mokka/2018/

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

Vauxhall Mokka 2012 · Vauxhall Mokka 2013 · Vauxhall Mokka 2014 · Vauxhall Mokka 2015 · Vauxhall Mokka 2016 · Vauxhall Mokka 2017 · Vauxhall Mokka 2019 · Vauxhall Mokka in Norway · Vauxhall Mokka in Finland · Vauxhall Mokka in the Netherlands · Vauxhall Mokka by postcode area · Vauxhall Mokka body, chassis and structure failures · Vauxhall Mokka brakes failures · Vauxhall Mokka vehicle identification failures · Vauxhall Mokka lamps, reflectors and electrics failures · Vauxhall Mokka noise, emissions and leaks failures · Vauxhall Mokka road wheels failures · Vauxhall Mokka seat belts and airbags failures · Vauxhall Mokka steering failures · Vauxhall Mokka suspension failures · Vauxhall Mokka tyres failures · Vauxhall Mokka visibility failures