Yamaha FZ09E Service Manual page 413

FUEL INJECTION SYSTEM
Fault code No.
89 (Yamaha diagnostic tool)
Err (mu lti-function meter display)
Item
Multi-function meter: signals cannot be transmitted between
the ECU and the multi-function meter.
Fail-safe system Able to start engine
Able to drive vehicle
Diagnostic code No.
-
Meter display
-
Procedure
-
Item Probable cause of Maintenance job Confirmation of service
malfunction and check completion
1
Connection of meter assem- Improperly connected
-+
Turn the main switch to "ON".
bly coupler. Connect the coupler securely
Fault code number is not dis-
Check the locking condition or replace the wire harness. played
-+
Service is finished.
of the coupler. Fault code number is dis-
Disconnect the coupler and played
-+
Go to item 2.
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
2 Connection of wire harness Improperly connected
-+
Turn the main switch to "ON".
ECU coupler. Connect the coupler securely
Fault code number is not dis-
Check the locking condition or replace the wire harness. played
-+
Service is finished.
of the coupler. Fault code number is dis-
Disconnect the coupler and played
-+
Go to item 3.
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
3
Wire harness continuity. Open or short circuit
-+
Turn the main switch to "ON".
Replace the wire harness.
Fault code number is not dis-
Between ECU coupler and played
-+
Service is finished.
joint coupler. Fault code number is dis-
light green/blue-light
played
-+
Go to item 4.
green/blue
light green/white-light
green/white
Between joint coupler and
meter assembly coupler.
light green/blue-light
green/blue
light green/white-light
green/white
4 Defective meter assembly. Replace the meter assembly. 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.
8-78