Troubleshooting - Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual

EB806010

TROUBLESHOOTING

IF THE BRAKE LIGHT AND/OR INDICATOR LIGHT FAILS TO COME ON:
IF THE HORN FAILS TO SOUND:
Procedure
Check:
1.Fuse (main, ignition, signaling system)
2.Battery
3.Main switch
4.Wiring connections
(the entire signal system)
NOTE:
Remove the following part(s) before trouble-
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shooting:
1)Seat
2)Fuel tank
3)Air cleaner case
4)Front carrier
5)Front fender panel
Use the following special tool(s) for trouble-
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shooting.
EB802011
1.Fuse (main, ignition, signaling system)
Refer to "CHECKING THE SWITCH".
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2.Battery
Check the battery condition.
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Refer to "CHECKING THE BATTERY" in
CHAPTER 3.
Open-circuit voltage:
12.8 V or more at 20 °C (68 °F)
*
CONTINUITY
CORRECT
9 - 34
SIGNAL SYSTEM
Pocket tester:
P/N. YU-03112, 90890-03112
NO CONTINUITY
Replace the fuse.
INCORRECT
Clean the battery terminals.
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Recharge or replace the battery.
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– +
ELEC