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PERIODIC MAINTENANCE AND MINOR REPAIR
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EAU03473
Troubleshooting chart
EW000125
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Keep away open flames and do not smoke while checking or working on the fuel system.
Check the fuel level in
the fuel tank.
1. Fuel
There is
enough fuel.
There is
no fuel.
Check the compression.
Supply fuel.
The engine does not start.
Check the compression.
Operate the
electric starter.
2. Compression
There is compression.
There is no compression.
Check the ignition.
Have a Yamaha dealer
check the vehicle.
Remove the spark plug
and check electrodes.
3. Ignition
Wet
Dry
Wipe off with a dry cloth and correct the
spark plug gap, or replace the spark plug.
Have a Yamaha dealer check the vehicle.
The engine does not start. Have a
Yamaha dealer check the vehicle.
The engine does not start.
Check the battery.
Open the throttle halfway and
operate the electric starter.
Operate the
electric starter.
4. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
Check fluid, recharge,
check connections.