Yamaha YFM700RV 2009 Service Manual page 397

EBS01085
TROUBLESHOOTING
The radiator fan motor fails to turn.
Check:
1. main and ignition fuses
2. battery
3. main switch
4. radiator fan motor
5. radiator fan motor relay
6. circuit breaker (fan motor)
7. coolant temperature sensor
8. wiring connections
(the entire cooling system)
NOTE:
_
• Before troubleshooting, remove the following
part(s):
1. seat
2. fuel tank cover
3. side covers (left and right)
4. front fender
• Troubleshoot with the following special
tool(s).
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
EBS01043
1. Main and ignition fuses
• Check the main and ignition fuses for con-
tinuity.
Refer to "CHECKING THE FUSES" in
chapter 3.
• Are the main and ignition fuses OK?
YES
NO
Replace the fuse(s).
COOLING SYSTEM
EBS01044
2. Battery
• 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)
• Is the battery OK?
EBS01041
3. Main switch
• Check the main switch for continuity.
Refer to "CHECKING THE SWITCHES".
• Is the main switch OK?
8 - 43
ELEC
YES
• Clean the battery
terminals.
• Recharge or
replace the battery.
YES
Replace the
switch.
– +
NO
NO
main