Troubleshooting - Yamaha YP250 Service Manual

YP805010

TROUBLESHOOTING

IF THE HEADLIGHT, HIGH BEAM
INDICATOR LIGHT, TAILLIGHT,
MARKER LIGHT AND/OR METER LIGHT
FAIL TO COME ON.
Procedure
Check:
1. Fuse (Main)
2. Battery
3. Main switch
NOTE:
D Remove the following parts before trouble-
shooting.
1) Tail cover
2) Cowling body
D Use the special tools specified in the trouble-
shooting section.
Pocket tester:
90890-03112
YP******
1. Fuse
Refer to "CHECKING SWITCHES" section.
YP******
2. Battery
S Check the battery condition.
Refer to "BATTERY INSPECTION" section
in CHAPTER 3.
YP******
3. Main switch
Refer to "CHECKING SWITCHES" section.
YP******
4. Lights switch
Refer to "CHECKING SWITCHES" section.
CONTINUITY
CORRECT
CONTINUITY
CONTINUITY
:
LIGHTING SYSTEM
4. Lights switch
5. Dimmer switch and pass switch
6. Wiring connection (entire lighting system)
NO CONTINUITY
Repalce the fuse.
INCORRECT
S Clean battery terminals.
S Recharge or replace battery.
NO CONTINUITY
Replace the main switch.
NO CONTINUITY
Replace the right handlebar switch.
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ELEC