8-66
8
EBU27691
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 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 ATV.
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 ATV.
The engine does not start.
Have a Yamaha dealer
check the ATV.
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
Operate the electric starter.
U28P60E0.book Page 66 Thursday, April 17, 2008 8:51 AM
Summary of Contents for GRIZZLY 550 FI YFM5FGPY
Page 18: ...2 3 2 For Europe U28P60E0 book Page 3 Thursday April 17 2008 8 51 AM ...
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Page 20: ...2 5 2 For Europe U28P60E0 book Page 5 Thursday April 17 2008 8 51 AM ...
Page 21: ...2 6 2 For Oceania U28P60E0 book Page 6 Thursday April 17 2008 8 51 AM ...
Page 22: ...2 7 2 For Oceania U28P60E0 book Page 7 Thursday April 17 2008 8 51 AM ...
Page 63: ...7 1 7 EBU21141 RIDING YOUR ATV U28P60E0 book Page 1 Thursday April 17 2008 8 51 AM ...
Page 164: ...11 3 11 1 Model label U28P60E0 book Page 3 Thursday April 17 2008 8 51 AM ...
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