Kawasaki En: MOT pass rate by registration year

Which En years pass first time, and which fall short of the model's 89.0% average, from 3,501 DVSA tests.

2015

highest-passing year · 91.5%

1990

lowest-passing year · 79.7%

11.8pp

spread across 5 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 2015 (91.5% of 1,364 tests). Lowest: 1990 (79.7% of 59). Years more than two points below the model average: 1990, 1995.

Registered	Tests	First-time pass	vs model (89.0%)
1990	59	79.7%	-9.3 pp
1995	53	81.1%	-7.9 pp
2015	1,364	91.5%	+2.5 pp
2016	1,651	88.7%	-0.3 pp
2017	184	89.1%	+0.1 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2018–2025

Questions

Which En years have the lowest MOT pass rate?: 1990, 1995 registered examples pass first time less often than the Kawasaki En overall (89.0%); the 1990 cohort is lowest at 79.7% from 59 tests.
Which En year has the highest MOT pass rate?: 2015, at 91.5% of 1,364 first tests (2005–2025).
How much does the En pass rate vary by year?: 11.8 percentage points between the highest (2015, 91.5%) and lowest (1990, 79.7%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Kawasaki En reliability, failures and mileage · ranked #1269 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX