Troubleshooting - Yamaha XC50V Service Manual

EAS00821

TROUBLESHOOTING

The auto choke system fails to operate.
Check:
1. main fuse
2. battery
3. thermo switch
4. auto choke unit
5. wiring connections
(of the entire autochoke system)
NOTE:
8 Before troubleshooting, remove the follow-
ing part(s):
1. Seat/Trunk
2. Battery cover
3. Front cover
8 Troubleshoot with the following special
tool(s).
Pocket tester
90890-03132(YU-03112-C)
EAS00738
1. Main fuse
8 Check the main fuse for continuity.
Refer to "CHECKING THE FUSE" in
chapter 3.
8 Is the fuse OK?
YES
AUTO CHOKE SYSTEM
NO
Replace the fuse.
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
8 Is the battery OK?
YES
8-46
-
ELEC
NO
8Clean the battery ter-
minals.
8Recharge or replace
the battery.
+