Troubleshooting - Yamaha SR125 1997 Service Manual

YP804010

TROUBLESHOOTING

Procedure
Check:
1. Fuse
2. Battery
3. Charging voltage
NOTE:
Remove the following parts before trouble-
shooting.
1) Side cover (left and right)
2) Seat
3) Fuse
YP******
1. Fuse
Refer to "SWITCH INSPECTION" section.
YP******
2. Battery
Check the battery condition.
Refer to "BATTERY INSPECTION" section
in CHAPTER 3.
Specific gravity:
1.280 at 20 C
IF THE BATTERY IS NOT CHARGED
CONTINUITY
CORRECT
:
CHARGING SYSTEM
4. Stator coil resistance
5. Wiring system (entire charging system)
Use the special tools specified in the trouble-
shooting section.
Engine tachometer
90890-03113
Pocket tester:
90890-03112
NO CONTINUITY
Replace the fuse.
INCORRECT
Refill the battery fluid.
Clean battery terminals.
Recharge or replace the battery.
7-20
ELEC