Troubleshooting - Yamaha YP250 Service Manual

YP804010

TROUBLESHOOTING

IF THE BATTERY IS NOT CHARGED
Procedure
Check:
1. Fuse (Main)
2. Battery
3. Charging voltage
NOTE:
D Remove the following parts before trouble-
shooting.
1) Side panels
2) Tail cover
D Use the special tools specified in the trouble-
shooting section.
Engine tachometer
90890-03113
Pocket tester:
90890-03112
YP******
1. Fuse
Refer to "CHECKING SWITCHES" section.
YP******
2. Battery
S Check the battery condition.
Refer to "BATTERY INSPECTION" section
in CHAPTER 3.
CONTINUITY
CORRECT
:
CHARGING SYSTEM
4. Stator coil resistance
5. Wiring system (entire charging system)
NO CONTINUITY
Replace the fuse.
INCORRECT
S Clean battery terminals.
S Recharge or replace the battery.
8-12
ELEC