Troubleshooting - Yamaha YZFR6X(C) 2008 Service Manual

EAS27320

TROUBLESHOOTING

NOTE:
• Before troubleshooting, remove the following part(s):
1. Rider seat
2. Fuel tank
3. Side cowlings
1. Check the fuses.
(Main, ignition and radiator fan
motor)
Refer to "CHECKING THE FUSES"
on page 8-85.
OK↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-86.
OK↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
4. Check the radiator fan motors.
Refer to "CHECKING THE RADIA-
TOR FAN MOTORS" on page 8-97.
OK↓
5. Check the radiator fan motor relay.
Refer to "CHECKING THE
RELAYS" on page 8-89.
OK↓
6. Check the coolant temperature.
Refer to "CHECKING THE COOL-
ANT TEMPERATURE SENSOR"
on page 8-97.
OK↓
7. Check the entire cooling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-29.
OK↓
This circuit is OK.
COOLING SYSTEM
NG→
Replace the fuse(s).
NG→
• Clean the battery terminals.
• Recharge or replace the battery.
NG→
Replace the main switch.
NG→
Replace the radiator fan motor(s).
NG→
Replace the radiator fan motor relay.
NG→
Replace the coolant temperature sen-
sor.
NG→
Properly connect or repair the cooling
system's wiring.
8-31