BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Yamaha Teo S: MOT pass rate by registration year

Which Teo S years pass first time, and which fall short of the model's 75.3% average, from 1,565 DVSA tests.

2002
highest-passing year · 78.7%
2001
lowest-passing year · 72.6%
6.1pp
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: 2002 (78.7% of 314 tests). Lowest: 2001 (72.6% of 427). Years more than two points below the model average: 2001.

71%76%80%2000: 76.8% pass (357 tests)2001: 72.6% pass (427 tests)2002: 78.7% pass (314 tests)2003: 74.8% pass (377 tests)2004: 75.4% pass (65 tests)200020022004
RegisteredTestsFirst-time passvs model (75.3%)
2000 357 76.8% +1.5 pp
2001 427 72.6% -2.7 pp
2002 314 78.7% +3.4 pp
2003 377 74.8% -0.5 pp
2004 65 75.4% +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 · 2005–2017
59%73%88%2005: 83.3% pass (42 tests)2006: 75.1% pass (205 tests)2007: 81.3% pass (176 tests)2008: 74.5% pass (165 tests)2009: 78.4% pass (162 tests)2010: 76.6% pass (141 tests)2011: 70.7% pass (140 tests)2012: 73.8% pass (126 tests)2013: 68.0% pass (100 tests)2014: 73.1% pass (67 tests)2015: 78.2% pass (55 tests)2016: 63.6% pass (55 tests)2017: 69.7% pass (33 tests)20052017

Questions

Which Teo S years have the lowest MOT pass rate?
2001 registered examples pass first time less often than the Yamaha Teo S overall (75.3%); the 2001 cohort is lowest at 72.6% from 427 tests.
Which Teo S year has the highest MOT pass rate?
2002, at 78.7% of 314 first tests (2005–2025).
How much does the Teo S pass rate vary by year?
6.1 percentage points between the highest (2002, 78.7%) and lowest (2001, 72.6%) 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 Teo S reliability, failures and mileage · ranked #4266 of 5428 models· other Yamaha models: YZF-R1, YZF-R6, FZS600, YBR 125, XJR1300, FZ6