Yamaha WR250F(W), Owner'S Service Manual

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ELEC
LIGHTING 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