BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ YAMAHA/XJ600 DIVERSION
Model report · 2005–2025

YAMAHA XJ600 DIVERSION

598cc Petrol Class 2
73.4%
first-time pass rate
16.8%
failed outright
27,974
median miles at test
398
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2010–2014

The XJ600 DIVERSION's first-time pass rate has fallen 3.4 points since 2010, 76.7% to 73.3%.

68%73%78%2010: 76.7% pass (30 tests)2011: 70.0% pass (30 tests)2013: 73.3% pass (30 tests)2014: 73.3% pass (30 tests)20102014

Pass rate by mileage

how the XJ600 DIVERSION's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage XJ600 DIVERSION passes first time 85.6% of the time; by 40k that's 72.5%.

65%77%89%10k: 85.6% pass (90 tests)20k: 69.8% pass (106 tests)30k: 68.3% pass (63 tests)40k: 72.5% pass (69 tests)10k30k40k

First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.

What fails on a XJ600 DIVERSION

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
steering and suspension
46 27.4
brakes
42 25
lighting and signalling
24 14.3
tyres and wheels
14 8.3
drive system
13 7.7
fuel and exhaust
11 6.5
suspension
6 3.6
reg plates and vin
4 2.4
lamps and reflectors
4 2.4
structure and attachments
4 2.4

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the XJ600 DIVERSION beats 0 of its 4 closest rivals (KAWASAKI ZX-6R, SUZUKI GSF600, YAMAHA FZS600).

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the XJ600 DIVERSION.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 1997 (78.5% pass). Weakest: 1996 (72.0%).

71%75%80%1993: 75.0% pass (96 tests)1996: 72.0% pass (82 tests)1997: 78.5% pass (65 tests)199319961997

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.