Troubleshooting - Yamaha YFM250XN 2001 Supplementary Service Manual

EB803020

TROUBLESHOOTING

Procedure
Check:
1.Fuse
2.Battery
3.Starter motor
4.Starting circuit cut-off relay
5.Starter relay
6.Main switch
NOTE:
Remove the following part(s) before trouble-
shooting:
1)Seat
2)Front carrier
3)Front fender
Use the following special tool(s) for trouble-
shooting.
EB802011
1.Fuse
Refer to "SWITCH INSPECTION".
EB802012
2.Battery
Check the battery condition.
Refer to "BATTERY INSPECTION".
Open-circuit voltage:
12.8 V or more at 20 ˚C (68 ˚F)
ELECTRIC STARTING SYSTEM
IF THE STARTER MOTOR FAILS TO OPERATE:
CONTINUITY
CORRECT
*
7.Engine stop switch
8.Neutral switch
9.Rear brake lever switch
10. Start switch
11. Wiring connection
(the entire starting system)
Pocket tester:
P/N. YU-03112, 90890-03112
NO CONTINUITY
Replace the fuse.
INCORRECT
Clean the battery terminals.
Recharge or replace the battery.
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ELEC