Specifications
Identification numbersIntroduction
Welcome to the Yamaha world of motorcycling!
As the owner of the YZF-R125, you are benefiting from Yamaha's vast
experience and newest technology regarding the design
and manufacture of high-quality products, which have earned Yamaha a reputation
for dependability.
Please take the time to re ...
Checking the drive sprocket
1. Check:
Drive sprocket
More than 1/4 tooth "a" wear
Replace the
drive chain sprockets as a set.
Bent teeth Replace the drive
chain sprockets
as a set.
b. Correct
1. Drive chain roller
2. Drive chain sprocket
Checking the rear wheel sprocket
Refer to "CHECKING AND R ...
Circuit diagram
4. Main fuse
5. Main switch
9. Battery
14.Neutral switch
25.ECU (engine control unit)
31.Fuel sender
34.Rear brake light switch
35.Front brake light switch
37.Tail/brake light
38.Rear right turn signal light
39.Rear left turn signal light
40.Front right turn signal light
41.Front lef ...