Yamaha YZF-R125 Owners Manual: 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 electrical circuits are supplied with power, the meter lighting, taillight, license plate light and auxiliary lights come on, and the engine can be started. The key cannot be removed.
TIP
The headlight comes on automatically when the engine is started and stays on until the key is turned to "OFF", even if the engine stalls.
OFF
All electrical systems are off. The key can be removed.
WARNING
Never turn the key to "OFF" or
"LOCK" while the vehicle is moving.
Otherwise the electrical systems will
be switched off, which may result in
loss of control or an accident.
LOCK
The steering is locked, and all electrical systems are off. The key can be removed.
To lock the steering
-
Push.
-
Turn.
- Turn the handlebars all the way to the left or right.
- Push the key in from the "OFF" position, and then turn it to "LOCK" while still pushing it.
- Remove the key.
To unlock the steering
-
Push.
-
Turn.
Push the key into the main switch, and then turn it to "OFF" while still pushing it.
Indicator and warning lights
Indicator and warning lights
Neutral indicator light""
Turn signal indicator light""
High beam indicator light""
Engine trouble warning light""
Coolant temperature warning light""
T ...
Other materials:
Self-diagnostic function table
If the ECU detects an abnormal signal from a sensor while the vehicle is
being driven, the ECU illuminates
the engine trouble warning light and provides the engine with alternate
operating instructions that
are appropriate for the type of malfunction.
When an abnormal signal is received fro ...
Installing the valves
The following procedure applies to all of the
valves and related components.
1. Deburr:
Valve stem end
(with an oil stone)
2. Lubricate:
Valve stem "1"
Valve stem seal "2"
(with the recommended lubricant)
3. Install:
Lower spring seat "1"
Valve stem seal "2"
V ...
Checking the crankshaft
1. Measure:
Crankshaft runout
Out of specification Replace
the crankshaft,
bearing or both.
NOTE:
Turn the crankshaft slowly.
2. Measure:
Big end side clearance
Out of specification Replace
the crankshaft.
3. Measure:
Crankshaft width
Out of specification&nbs ...