fuel YAMAHA WR 250F 2007 Service Manual

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–+ELECCHARGING SYSTEM
EC680000
CHARGING SYSTEM
EC681001INSPECTION 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.
NOTE:•Remove the following parts before inspection.
1) Seat
2) Fuel tank
•Use the following special tool in this inspection.
*1 Check fuse.Replace fuse and check
wire harness.
*2 Check battery. Recharge or replace.
Check each coupler and wire
connection.Repair or replace.
Check charging voltage. Charging system is good.
Check AC magneto. Charging coil Replace.
Replace rectifier/regulator.
Pocket tester:
YU-3112-C/
90890-03112
No good
OK
No good
OK
No good
OK
OK
No good
No good
OK

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–+ELECLIGHTING SYSTEM
LIGHTING SYSTEM
INSPECTION STEPS
Refer to the following flow chart when inspecting the lighting system for possible problems.
NOTE:•Replace the bulb and/or bulb socket.
1) Seat
2) Fuel tank
3) Left side cover
•Use the following special tool.
Check the bulb and bulb socket.Replace the bulb and/or
bulb socket.
Check the taillight (LEDs).Replace the taillight
assembly.
Check the AC magneto. Lighting coil Replace.
Check the entire lighting system
proper for connections.Repair or replace.
Check the rectifier/regulator. Out-put voltage Replace.
Pocket tester:
YU-3112-C/
90890-03112
No good
OK
No good
OK
No good
OK
Improperly connected
OK
No good