Yamaha XJ 6 N: MOT pass rate by registration year

Which XJ 6 N years pass first time, and which fall short of the model's 84.1% average, from 9,395 DVSA tests.

2013

highest-passing year · 85.1%

2009

lowest-passing year · 83.0%

2.1pp

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: 2013 (85.1% of 1,172 tests). Lowest: 2009 (83.0% of 2,625).

Registered	Tests	First-time pass	vs model (84.1%)
2009	2,625	83.0%	-1.1 pp
2010	2,740	85.0%	+0.9 pp
2011	1,441	83.7%	-0.4 pp
2012	1,355	83.5%	-0.6 pp
2013	1,172	85.1%	+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 · 2012–2025

Questions

Which XJ 6 N years have the lowest MOT pass rate?: none: no registration year of the Yamaha XJ 6 N falls more than two points under the model's 84.1% overall pass rate.
Which XJ 6 N year has the highest MOT pass rate?: 2013, at 85.1% of 1,172 first tests (2005–2025).
How much does the XJ 6 N pass rate vary by year?: 2.1 percentage points between the highest (2013, 85.1%) and lowest (2009, 83.0%) 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: Yamaha XJ 6 N reliability, failures and mileage · ranked #2721 of 5428 models· other Yamaha models: YZF-R1, YZF-R6, FZS600, YBR 125, XJR1300, FZ6