Troubleshooting - Yamaha XVS1100(L) Service Manual

EAS00774

TROUBLESHOOTING

The battery is not being sharged.
Check:
1. main fuses
2. battery
3. charging voltage
4. startor coil assembly resistance
5. wiring
(of the entire charging system)
NOTE:
S Before troubleshooting, remove the following
part(-s):
1) battery cover
2) rider's seat
3) left side cover
S Troubleshoot with the following special
tool(-s).
Engine tachometer
90890-03113
Pocket tester
90890-03112
EAS00738
1. Main fuse
S Check the main fuse for continuity.
Refer to "CHECKING THE FUSES" in chap-
ter 3.
S Is the main fuse OK?
YES NO
Replace the fuse.
CHARGING SYSTEM
EAS00739
2. Battery
S Check the condition of the battery.
Refer to "CHECKING AND CHARGING THE
BATTERY" in chapter 3.
Open-circuit voltage
12.8 V or more at 20_C
S Is the battery OK
YES
EAS00775
3. Charging voltage
S Connect the engine tachometer to the spark
plug lead of cylinder #1.
S Connect the pocket tester (DC 20 V) to the
battery as shown.
Tester positive probe !
Tester negative probe !
S Start the engine and let it run at approximate-
ly 5,000 r/min.
S Measure the charging voltage.
Charging voltage
14 V at 5,000 r/min
7-24
ELEC
NO
S Clean the battery
terminals.
S Recharge
or
place the battery.
battery positive terminal
battery negative terminal
re-