2006 Yamaha Motorsports Morphous Owners Manual - Page 84

2006 Yamaha Motorsports Morphous Manual

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PERIODIC MAINTENANCE AND MINOR REPAIR EAU25921 Troubleshooting charts Starting problems or poor engine performance 1 2 3 Check the fuel level in the fuel tank. EWA10840 WARNING Keep away open flames and do not smoke while checking or working on the fuel system. 1. Fuel There is enough fuel. Check the compression. The engine does not start. Check the compression. 4 5 6 7 8 9 There is no fuel. Supply fuel. 2. Compression There is compression. Operate the electric starter. There is no compression. Have a Yamaha dealer check the vehicle. Check the ignition. 3. Ignition Wet Remove the spark plug and check the electrodes. Dry Wipe off with a dry cloth and correct the spark plug gap, or replace the spark plug. Open the throttle halfway and operate the electric starter. The engine does not start. Check the battery. Have a Yamaha dealer check the vehicle. 4. Battery Operate the electric starter. The engine turns over quickly. The engine turns over slowly. The battery is good. Check the battery lead connections, and charge the battery if necessary. The engine does not start. Have a Yamaha dealer check the vehicle. 6-42

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PERIODIC MAINTENANCE AND MINOR REPAIR
6-42
1
2
3
4
5
6
7
8
9
EAU25921
Troubleshooting charts
Starting problems or poor engine
performance
WARNING
EWA10840
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 the electrodes.
3. Ignition
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.
Operate the electric starter.
4. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
Check the battery lead connections,
and charge the battery if necessary.
Dry
Wet
Open the throttle halfway and operate
the electric starter.