Operation Manual

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PERIODIC MAINTENANCE AND MINOR REPAIR
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EAU01581
Troubleshooting chart
EW000125
w
Never check the fuel system while smoking or in the vicinity of an open flame.
1. Fuel
2. Compression
3. Ignition
4. Battery
Use electric starter.
Remove spark
There is compression.
Go to ignition check.
No compression.
Ask a Yamaha dealer to inspect.
Wet.
Dry.
Wipe clean with dry cloth and correct
Open throttle half-way and start
Ask a Yamaha dealer to inspect.
Check if there is fuel
Enough fuel.
No fuel.
Go to compression check.
Supply fuel.
in the fuel tank.
electrodes.
plug and check
Engine doesn’t start, go to battery
check.
the engine.
spark gap or replace spark plug.
Engine turns over
Engine turns over
Battery good.
Check connections or
quickly.
slowly. recharge.
Engine doesn’t start, ask a
Yamaha dealer to inspect.
Engine doesn’t start, go to
compression check.
5AE-9-E3 (ENG) 4/11/0 11:06 AM Page 80