Yamaha YW125Y_ Utility Trailer User Manual


 
7-30
-+
ELEC
EAS00781
TROUBLESHOOTING
Any of the following fail to light: headlight,
high beam indicator light, taillight or meter
light.
Check:
1. main and headlight fuses
2. battery
3. main switch
4. dimmer switch
5 headlight relay
6 wiring connections
(of the entire lighting system)
TIP
8 Before troubleshooting, remove the follow-
ing part(s):
1. battery box cover
2. front cover
3. leg shield 1
8 Troubleshoot with the following special
tool(s).
Pocket tester
90890-03112 (YU-03112-C)
EAS00738
1. Main and headlight fuses
8 Check the main and headlight fuses for con-
tinuity.
Refer to “CHECKING THE FUSES” in
chapter 3.
8 Are the fuses OK?
YES NO
Replace the fuse(s).
LIGHTING SYSTEM
EAS00739
2. Battery
8 Check the condition of the battery.
Refer to “CHECKING AND CHARGING
THE BATTERY” in chapter 3.
Minimum open-circuit voltage
12.8 V or more at 20°C (68°F)
8 Is the battery OK?
YES NO
8 Clean the battery
terminals.
8 Recharge or re-
place the battery.
EAS00749
3. Main switch
8 Check the main switch for continuity.
Refer to “CHECKING THE SWITCHES”.
8 Is the main switch OK?
YES NO
Replace the main
switch.
EAS00784
4. Dimmer switch
8 Check the dimmer switch for continuity.
Refer to “CHECKING THE SWITCHES”.
8 Is the dimmer switch OK?
YES NO
The dimmer switch is
faulty. Replace the left
handlebar switch.
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