8-61
EBU08061
Troubleshooting charts
Starting problems or poor engine performance
1. Fuel
Check if there is fuel
in the fuel tank.
There is fuel.
Turn the fuel cock
lever to “OFF”.
No fuel.
Fuel cock is
clogged.
Clean the
fuel cock.
Some fuel.
Turn the fuel cock
lever to “RES”.
Restart the engine.
No fuel.
Supply fuel.
2. Compression
Use the electric
starter to see if
there is compression.
There is compression.
Compression normal.
No compression.
Ask a Yamaha dealer to
inspect.
3. Ignition
Remove the
spark plug and
check the electrodes.
Wet
Wipe clean with dry cloth.
Dry
Attach spark plug cap and
ground to chassis.
Use the
electric starter.
Spark is good.
Ignition system is
normal.
Spark is weak.
Adjust the spark plug gap
or replace the spark plug.
No spark.
Ask a Yamaha dealer to
inspect.
4. Battery
Use the electric starter.
Engine turns over
quickly.
Battery is good.
Engine turns over
slowly.
Check the battery lead connections,
and charge the battery if necessary.
Check the
fuel flow.
Turn the fuel cock
lever to “ON”.
Remove the fuel hose
from the fuel cock.
U3C210.book Page 61 Tuesday, June 21, 2005 10:54 AM
Summary of Contents for WOLVERINE YFM45FXV
Page 1: ...READ THIS MANUAL CAREFULLY It contains important safety information OWNER S MANUAL ...
Page 2: ...EBU00776 ...
Page 13: ...5 U3C210 book Page 4 Tuesday June 21 2005 10 54 AM ...
Page 65: ...7 1 Riding Your ATV U3C210 book Page 1 Tuesday June 21 2005 10 54 AM ...
Page 96: ...U3C210 book Page 33 Tuesday June 21 2005 10 54 AM ...
Page 180: ...1 2 3 4 5 6 7 8 9 10 11 12 13 U3C210 book Page 2 Tuesday June 21 2005 10 54 AM ...
Page 181: ...EBU00435 YAMAHA EXTENDED SERVICE Y E S U3C210 book Page 1 Tuesday June 21 2005 10 54 AM ...
Page 182: ...1 2 3 4 5 6 7 8 9 10 11 12 13 U3C210 book Page 2 Tuesday June 21 2005 10 54 AM ...
Page 183: ...EBU00437 U3C210 book Page 3 Tuesday June 21 2005 10 54 AM ...
Page 185: ......
Page 186: ......