Troubleshooting - Yamaha XVS6501997 Service Manual

TROUBLESHOOTING

Procedure
Check:
1. Fuses (main and carburetor heater)
2. Battery
3. Main switch
4. Neutral switch
NOTE:
D Remove the following part(s) before trouble-
shooting:
1) Battery cover
2) Rider's seat
3) Fuel tank
4) Steering head side covers
D Use the following special tool(s) for trouble-
shooting.
EB802011
1. Fuses (main and carburetor heater)
Refer to "SWITCH INSPECTION".
EB802012
2. Battery
S Check the battery condition.
Refer to "BATTERY INSPECTION" in
CHAPTER 3.
Open-circuit voltage:
12.8 V or more at 20_C
:
CARBURETOR HEATER SYSTEM
IF THE CARBURETER HEATER FAILS TO OPERATE:
CONTINUITY
CORRECT
5. Carburetor heater relay
6. Thermo switch
7. Carburetor heater
8. Wiring connections
(the entire carburetor heater system)
Pocket tester:
90890-03112
NO CONTINUITY
Replace the fuses.
INCORRECT
S Clean the battery terminals.
S Recharge or replace the battery.
7-45
ELEC