Honda VFR400 NC30: MOT pass rate by registration year

Which VFR400 NC30 years pass first time, and which fall short of the model's 75.5% average, from 563 DVSA tests.

1992

highest-passing year · 87.5%

1990

lowest-passing year · 63.9%

23.6pp

spread across 6 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: 1992 (87.5% of 72 tests). Lowest: 1990 (63.9% of 97). Years more than two points below the model average: 1989, 1990, 1991.

Registered	Tests	First-time pass	vs model (75.5%)
1989	81	66.7%	-8.8 pp
1990	97	63.9%	-11.6 pp
1991	67	70.1%	-5.4 pp
1992	72	87.5%	+12.0 pp
1993	64	81.3%	+5.8 pp
1994	74	78.4%	+2.9 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 · 2006–2016

Questions

Which VFR400 NC30 years have the lowest MOT pass rate?: 1989, 1990, 1991 registered examples pass first time less often than the Honda VFR400 NC30 overall (75.5%); the 1990 cohort is lowest at 63.9% from 97 tests.
Which VFR400 NC30 year has the highest MOT pass rate?: 1992, at 87.5% of 72 first tests (2005–2025). Years more than two points above the model average: 1992, 1993, 1994.
How much does the VFR400 NC30 pass rate vary by year?: 23.6 percentage points between the highest (1992, 87.5%) and lowest (1990, 63.9%) 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: Honda VFR400 NC30 reliability, failures and mileage · ranked #4245 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi