Yamaha YZF-R125 Owners Manual: Identification numbers
Record the key identification number, vehicle identification number and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehicle is stolen.
KEY IDENTIFICATION NUMBER:
VEHICLE IDENTIFICATION NUMBER:
MODEL LABEL INFORMATION:
Key identification number
Key identification number
- Key identification number
The key identification number is stamped into the key tag. Record this number in the space provided and use it for reference when ordering a new key.
Vehicle identification number
Vehicle identification number
- Vehicle identification number
The vehicle identification number is stamped into the steering head pipe. Record this number in the space provided.
TIP
The vehicle identification number is
used to identify your motorcycle and
may be used to register your motorcycle
with the licensing authority in your
area.
Model label
Model label
- Model label
The model label is affixed to the frame under the rider seat. Record the information on this label in the space provided. This information will be needed when ordering spare parts from a Yamaha dealer.
Other materials:
Installing the front brake master cylinder
1. Install:
Brake master cylinder "1"
Brake master cylinder holder "2"
NOTE:
Install the brake master cylinder holder with the
arrow mark "a" pointing forward.
Align the end of the brake master cylinder holder
with the punch mark "b" on the handlebar.
First, tighten the front bo ...
Starting failures
Engine
1. Cylinder and cylinder head
- Loose spark plug
- Loose cylinder head or cylinder
- Damaged cylinder head gasket
- Damaged cylinder gasket
- Worn or damaged cylinder
- Incorrect valve clearance
- Improperly sealed valve
- Incorrect valve-to-valve-seat contact
- Incorrect valve timi ...
Checking the decompression system
1. Check:
Decompression system
a. Check the decompression system with the
camshaft sprocket and the decompression
cam installed to the camshaft.
b. Check that the decompression lever "1"
moves smoothly.
c. Without operating the decompression lever,
check that the decompression cam " ...