Yamaha FZ09E 2014 Service Manual page 383

Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item Probable cause of
malfunction and check
1 Connection of coolant tem-
perature sensor coupler.
Check the locking condition
of the coupler.
Disconnect the coupler and
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
2 Connection of wire harness
ECU coupler.
Check the locking condition
of the coupler.
Disconnect the coupler and
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
3 Wire harness continuity.
4 Installed condition of coolant
temperature sensor.
Check for looseness or
pinching.
21
Coolant temperature sensor: open or short circuit detected.
Able to start engine
Able to drive vehicle
06
Displays the coolant temperature.
Compare the actually measured coolant temperature with the
meter display value.
Maintenance job
Improperly connected 
Connect the coupler securely
or replace the wire harness.
Improperly connected 
Connect the coupler securely
or replace the wire harness.
Open or short circuit 
Replace the wire harness.
Between coolant tempera-
ture sensor coupler and ECU
coupler.
green/white–green/white
Between coolant tempera-
ture sensor coupler and joint
connector.
black/blue–black/blue
Between joint connector and
ECU coupler.
black/blue–black/blue
Improperly installed sensor
 Reinstall or replace the
sensor.
8-48
FUEL INJECTION SYSTEM
Confirmation of service
completion
Turn the main switch to "ON".
Fault code number is not dis-
played  Service is finished.
Fault code number is dis-
played  Go to item 2.
Turn the main switch to "ON".
Fault code number is not dis-
played  Service is finished.
Fault code number is dis-
played  Go to item 3.
Turn the main switch to "ON".
Fault code number is not dis-
played  Service is finished.
Fault code number is dis-
played  Go to item 4.
Turn the main switch to "ON".
Fault code number is not dis-
played  Service is finished.
Fault code number is dis-
played  Go to item 5.