Yamaha XVS6501997 - Troubleshooting

7-45
CARBURETOR HEATER SYSTEM
ELEC
NOTE:
EB802011
1. Fuses (main and carburetor heater)
Refer to “SWITCH INSPECTION”.
Replace the fuses.
NO CONTINUITY
CONTINUITY
EB802012
2. Battery
S Check the battery condition.
Refer to “BATTERY INSPECTION” in
CHAPTER 3.
S Clean the battery terminals.
S Recharge or replace the battery.
INCORRECT
CORRECT
Open-circuit voltage:
12.8 V or more at 20_C
:
TROUBLESHOOTING
IF THE CARBURETER HEATER FAILS TO OPERATE:
Procedure
Check:
1. Fuses (main and carburetor heater)
2. Battery
3. Main switch
4. Neutral switch
5. Carburetor heater relay
6. Thermo switch
7. Carburetor heater
8. Wiring connections
(the entire carburetor heater system)
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.
Pocket tester:
90890-03112