Yamaha FJR13AY 2009, Service Manual

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YCC-S (Yamaha Chip Controlled-Shift) SYSTEM (FJR13AE only)
8-208
TIP
If the main switch is turned to “OFF”, the fault code number will disappear from the display and will not
be displayed again when the main switch is turned back to “ON”. Therefore, use the engine stop switch
to stop the engine, not the main switch. If the fault code number has disappeared, activate the diagnos-
tic mode and select diagnostic code No. Sh_ _61. The fault code numbers can be confirmed in the mal-
function history.
Fault code No. Sh_ _43 Symptom Communication between MCU (motor control
unit) and ABS ECU is abnormal.
Order Item/components and probable
cause
Check or maintenance job Reinstatement
method
1 Connections
• Wire harness MCU (motor control
unit) coupler
• ABS ECU coupler
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler se-
curely.
Repairing the
cause of the
malfunction.
2 Open or short circuit in wire harness. • Repair or replace if there is an
open or short circuit.
• Between ABS ECU coupler and
MCU (motor control unit) cou-
pler.
(brown/black–brown/black)
Fault code No. Sh_ _44 Symptom Clutch actuator sensor signal is abnormal.
Order Item/components and probable
cause
Check or maintenance job Reinstatement
method
1 Defective clutch actuator sensor. • Replace clutch actuator. Turning the
main switch to
“OFF”.
See NOTE.
2 Confirm the operation of the main
switch after repairing the malfunction
or correcting the cause. • Execute the diagnostic mode.
(Code No. Sh_ _63)