Engine cooling symptom diagnosis

Schematic and routing diagramSpecial tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Exhaust system components”
Special tool
...
Cam chain guide inspection
Inspect the cam chain guide in the following procedures:
remove the cam chain guides. Refer to “cam chain guide / cam chain
tensioner removal and installation” .
Check the contacting surface of the cam chain
guides. If it is worn or damaged, replace it with a new
one.
...
Ignition switch
The ignitionr switch has 4 positions:
"Off" position
All electrical circuits are cut off.
The engine will not start. The key
can be removed.
"On" position
The ignition circuit is completed
and the engine can run. The
headlight and taillight will automatically
turn ...