Troubleshooting Chart - Yamaha BEARTRACKER YFM250XP Owner's Manual

EBU00440

Troubleshooting chart

1. Fuel
Check if there is fuel
in the fuel tank.
2. Compression
Use electric starter to
see if there is
compression.
3. Ignition
Remove plug and
check electrode.
4. Battery
Use electric starter.
Turn the fuel
There is fuel.
cock to "OFF".
Turn the fuel
Some fuel.
cock to "RES".
Supply fuel.
No fuel.
There is compression.
Compression normal.
Ask a Yamaha dealer to
No compression.
inspect.
Wet Wipe clean with dry cloth.
Attach plug cap and
Dry
ground to chassis.
Engine turns over
Battery good.
quickly.
Engine turns over
Check fluid, recharge,
slowly.
check connections.
Remove the Check fuel
fuel pipe. flow.
Restart engine.
Spark good.
Use the
Spark weak.
electric starter.
No spark.
Ask a Yamaha dealer to
inspect.
8-39
Fuel cock
No fuel.
clogged.
Clean fuel
cock.
Ignition system
normal.
Adjust plug gap
or replace plug.