Yamaha WR250X - Troubleshooting Charts

PERIODIC MAINTENANCE AND ADJUSTMENT
6-43
2
3
4
5
6
7
8
9
EAU42136
Troubleshooting charts
Starting problems or poor engine performance
Check the fuel level in
the fuel tank.
1. Fuel
There is enough fuel.
There is no fuel.
Check the battery.
Supply fuel.
The engine does not start.
Check the battery.
Operate the electric starter.
4. Compression
There is compression.
There is no compression.
The engine does not start.
Have a Yamaha dealer check the vehicle.
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.
Check the compression.
Operate the electric starter.
2. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
Dry
Wet
Operate the electric starter.
Check the battery lead connections,
and have a Yamaha dealer charge
the battery if necessary.
The engine does not start.
Check the ignition.
32D-28199-EB.book 43 ページ ２０１３年７月３日 水曜日 午前１１時８分