Yamaha YZF-R125 Owners Manual: Instrument and control functions
- Main switch/steering lock
- Indicator and warning lights
- Tachometer
- Multi-function display
- Handlebar switches
- Clutch lever
- Shift pedal
- Brake lever
- Brake pedal
- Fuel tank cap
- Fuel
- Catalytic converters
- Rider seat
- Sidestand
- Ignition circuit cut-off system
Controls and instruments
Controls and instruments
1. Clutch lever
Left handlebar switches
Multi-function display
Main switch/steering lock
Tachometer
Right handlebar switches
Throttle grip
Brake lever
...
Main switch/steering lock
Main switch/steering lock
The main switch/steering lock controls
the ignition and lighting systems, and is
used to lock the steering. The various
positions are described below.
ON
All ele ...
Other materials:
Checking the cylinder head breather hose
1. Remove:
Left side panel
Refer to "GENERAL CHASSIS" on page 4-1.
2. Check:
Cylinder head breather hose "1"
Cracks/damage → Replace.
Loose connection → Connect properly.
CAUTION:Make sure the cylinder head
breather hose is
routed correctly.
...
Installing the piston and cylinder
1. Install:
Top ring "1"
2nd ring "2"
Oil ring expander "3"
Lower oil ring rail "4"
Upper oil ring rail "5"
NOTE:
Be sure to install the piston rings so that the
manufacturer marks or numbers face up.
2. Install:
Piston "1"
Piston pin "2"
Piston pin clips "3"
NOTE:
...
Checking the ignition coil
1. Check:
Primary coil resistance
Out of specification Replace.
a. Disconnect the ignition coil connectors from
the ignition coil terminals.
b. Connect the pocket tester ( × 1)
to the ignition
coil as shown.
Positive tester probe
red/white "1"
Negative tester probe
orange ...