Yamaha XT660R(S) Automobile User Manual


 
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ELEC
COOLING SYSTEM
EAS00808
TROUBLESHOOTING
Check:
1. main, radiator fan motor, and ignition fuses
2. battery
3. main switch
4. radiator fan motor
5. radiator fan motor relay
6. wiring connections
(the entire cooling system)
NOTE:
_
Before troubleshooting, remove the following
part(s):
1. seat
2. battery cover
3. side panels (left and right)
4. fuel tank side covers (left and right)
5. fuel tank
Troubleshoot with the following special
tool(s).
EAS00738
YES
NO
EAS00739
YES
NO
EAS00749
YES
NO
The radiator fan motor fails to turn.
Pocket tester
90890-03112
1. Main, radiator fan motor, and ignition fuses
Check the main, radiator fan motor, and
ignition fuses for continuity.
Refer to CHECKING THE FUSES in
chapter 3.
Are the main, radiator fan motor, and igni-
tion fuses OK?
Replace the fuse(s).
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?
Clean the battery
terminals.
Recharge or
replace the battery.
3. Main switch
Check the main switch for continuity.
Refer to CHECKING THE SWITCHES.
Is the main switch OK?
Replace the main
switch/immobilizer
unit.