BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
Model report · 2005–2025

YAMAHA FZ400

400cc Petrol Class 2
64.9%
first-time pass rate
30.4%
failed outright
31,404
median miles at test
148
MOT tests, 2005–2025

What fails on a FZ400

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
58 33.1
steering and suspension
49 28
brakes
24 13.7
tyres and wheels
15 8.6
body and structure
8 4.6
drive system
7 4
reg plates and vin
6 3.4
Items Not Tested
3 1.7
driving controls
3 1.7
fuel and exhaust
2 1.1

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 FZ400 beats 0 of its 4 closest rivals (KAWASAKI ER5, SUZUKI GS500, SUZUKI AN400).

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 FZ400.