Harley-Davidson Fxdci: MOT pass rate by registration year

Which Fxdci years pass first time, and which fall short of the model's 89.7% average, from 2,315 DVSA tests.

2005

highest-passing year · 91.6%

2006

lowest-passing year · 86.9%

4.7pp

spread across 4 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: 2005 (91.6% of 1,397 tests). Lowest: 2006 (86.9% of 389). Years more than two points below the model average: 2004, 2006.

Registered	Tests	First-time pass	vs model (89.7%)
2004	321	87.5%	-2.2 pp
2005	1,397	91.6%	+1.9 pp
2006	389	86.9%	-2.8 pp
2010	62	88.7%	-1.0 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 · 2008–2025

Questions

Which Fxdci years have the lowest MOT pass rate?: 2004, 2006 registered examples pass first time less often than the Harley-Davidson Fxdci overall (89.7%); the 2006 cohort is lowest at 86.9% from 389 tests.
Which Fxdci year has the highest MOT pass rate?: 2005, at 91.6% of 1,397 first tests (2005–2025).
How much does the Fxdci pass rate vary by year?: 4.7 percentage points between the highest (2005, 91.6%) and lowest (2006, 86.9%) 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: Harley-Davidson Fxdci reliability, failures and mileage · ranked #1049 of 5428 models· other Harley-Davidson models: XLH 883, Flstf, Flstc, XL, XL1200C, XL883