Yamaha YZFR1W 2007 Service Manual page 345

Hide thumbs Also See for YZFR1W 2007:
Table of Contents

Advertisement

1. Main switch
4. Main fuse
8. Battery
19.ECU (engine control unit)
36.Coolant temperature sensor
79.Ignition fuse
83.Radiator fan motor relay
EAS27320
TROUBLESHOOTING
NOTE:
• Before troubleshooting, remove the following part(s):
1 Rider seat
2 Passenger seat
3 Fuel tank
4 Side cowling
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 8-85.
OK↓
3 Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
4 Check the radiator fan motor.
Refer to "CHECKING THE RADIA-
TOR FAN MOTORS" on page 8-96.
OK↓
5 Check the radiator fan motor relay.
Refer to "CHECKING THE
RELAYS" on page 8-88.
OK↓
6 Check the coolant temperature.
Refer to "CHECKING THE COOL-
ANT TEMPERATURE SENSOR"
on page 8-96.
OK↓
COOLING SYSTEM
84.Right radiator fan motor fuse
85.Left radiator fan motor fuse
86.Right radiator fan motor
87.Left radiator fan motor
88.Ground
89.Battery negative lead
NG→
Replace the fuse(s).
NG→
• Clean the battery terminals.
• Recharge or replace the battery.
NG→
Replace the immobilizer unit.
NG→
The radiator fan motor is faulty and
must be replaced.
NG→
Replace the radiator fan motor relay.
NG→
Replace the coolant temperature sen-
sor.
8-26

Advertisement

Table of Contents
loading

This manual is also suitable for:

Yzfr1wYzfr1wcR1 2008

Table of Contents