FUEL INJECTION SYSTEM
8-82
9 Delete the fault code. Turn the main switch to “ON”,
and then rotate the front
wheel by hand.
Start the engine, and input
the vehicle speed signals by
operating the vehicle at 20 to
30 km/h (19 mph).
The fault code can also be
deleted by activating the di-
agnostic mode and selecting
diagnostic code number “63”.
Fault code No.
89 (Yamaha diagnostic tool)
Err (multi-function meter center 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 mal-
function and check
Maintenance job
Confirmation of service
completion
1 Connection of meter assem-
bly 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).
Improperly connected →
Connect the coupler secure-
ly or replace the wire har-
ness.
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.
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).
Improperly connected →
Connect the coupler secure-
ly or replace the wire har-
ness.
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.
3 Wire harness continuity. Open or short circuit → Re-
place the wire harness.
blue/black–blue/black
blue/red–blue/red
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.
Fault code No. 69
Item
Front wheel sensor: no normal signals are received from the
front wheel sensor.
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