Lighting System - Yamaha WR250FR Owner's Service Manual

LIGHTING SYSTEM

INSPECTION STEPS
Refer to the following flow chart when inspecting the ignition system for possible problems.
Check the bulb and bulb
socket.
OK
Check the light switch.
OK
Check the AC magneto.
OK
Check the entire lighting sys-
tem proper for connections.
OK
Check the rectifier/regulator.
NOTE:
• Replace the bulb and/or bulb socket.
1) Seat
2) Fuel tank
• Use the following special tool.
Pocket tester:
YU-3112-C/90890-03112
LIGHTING SYSTEM
No good
No good
Lighting coil
Improperly connected
Out-put
voltage
6 - 24
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ELEC
Replace the bulb and/
or bulb socket.
No good
Repair or replace.
No good
Inductive tachometer:
YU-8036-B
Engine tachometer:
90890-03113
– +
Replace.
Replace.
Replace.