Troubleshooting - Yamaha T135SE Service Manual

TROUBLESHOOTING

9The radiator fan motor fails to turn.
Check:
1. fuse
2. battery
3. main switch
4. fan motor
5. fan motor relay
6. thermo sensor
7. wiring harness
(of the entire cooling system)
NOTE:
9Before troubleshooting, remove the following
part(s):
1. side cowlings (left and right)
2. center panel (lower)
3. rear cowling (right)
4. coolant
9Troubleshoot with the following special service
tool(s).
Pocket tester
90890-03112
Digital circuit tester
90890-03174
EAS00738
1. Fuse
9Check the fuse for continuity.
Refer to "CHECKING THE FUSE" in chapter
3.
9Is the fuse OK?
YES
YamahaT135.COM
Yamaha T135 Service Manual
NO
Replace the fuse.
COOLING SYSTEM
EAS00739
2. Battery
9Check 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)
9Is the battery OK?
YES
EAS00783
3. Main switch
9Check the main switch for continuity.
Refer to "CHECKING THE SWITCHES".
9Is the main switch OK?
YES
8-41
ELEC
NO
9Clean the battery
terminals.
9Recharge
or
replace the bat-
tery.
NO
Replace the main
switch.