Yamaha TT-R125EY, Service Manual

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6-16
ELEC
– +
EC680000
CHARGING SYSTEM
EC681001
INSPECTION STEPS
If the battery is not charged, use the following inspection steps.
*1 marked: Refer to “FUSE INSPECTION” section in the CHAPTER 3.
*2 marked: Refer to “BATTERY INSPECTION AND CHARGING” section in the CHAPTER 3.
CHARGING SYSTEM
• Remove the following parts before inspection.
1) Seat
2) Rear fender
3) Fuel tank
• Use the following special tool in this inspection:
TIP
Inductive tachometer:
YU-8036-B
Engine tachometer:
90890-03113
Pocket tester:
YU-3112-C/90890-03112
*1 Check fuse.
*2 Check battery.
No good
Replace fuse and
check wire harness.
Recharge or replace.
Repair or replace.
OK
No good
Charging system is
good.
Replace.
Charging coil
No good
OK
OK
OK
No good
OK
Check each coupler and
wire connection.
Check charging voltage.
Check CDI magneto.
Replace rectifier/regulator.
No good