Troubleshooting - Yamaha YZF-R6(V) 2006 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 mo-
tor)
Refer to "CHECKING THE FUS-
ES" on page 8-95.
OK ↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-96.
OK ↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-91.
OK ↓
4. Check the radiator fan motors.
Refer to "CHECKING THE RADIA-
TOR FAN MOTORS" on page
8-106.
OK ↓
5. Check the radiator fan motor relay.
Refer to "CHECKING THE RE-
LAYS" on page 8-99.
OK ↓
6. Check the coolant temperature.
Refer to "CHECKING THE COOL-
ANT TEMPERATURE SENSOR"
on page 8-106.
OK ↓
7. Check the entire cooling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-29.
OK ↓
This circuit is OK.
NG →
Replace the fuse(s).
NG →
• Clean the battery terminals.
• Recharge or replace the battery.
NG →
Replace the main switch/immobilizer unit.
NG →
Replace the radiator fan motor(s).
NG →
Replace the radiator fan motor relay.
NG →
Replace the coolant temperature sensor.
NG →
Properly connect or repair the cooling sys-
tem's wiring.
8-31
COOLING SYSTEM