Yamaha 2006 FJR1300AS Service Manual page 109

Fault code No. Sh_ _11
Order Item/components and probable
cause
1 Connections
• Wire harness MCU (motor control
unit) coupler
2 Faulty battery
3 Malfunction in rectifier/regulator
4 Open or short circuit in wire harness.
Fault code No. Sh_ _12
Order Item/components and probable
cause
1 Malfunction in MCU (motor control
unit).
YCC-S (Yamaha Chip Controlled-Shift) SYSTEM
Symptom
Symptom
– 100 –
Too low or too high voltage is supplied to the
YCC-S system.
Check or maintenance job
• 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.
• Replace or charge the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" in
chapter 8. (Manual No.: 3P6-
28197-E0)
• Replace if detective.
Refer to "CHARGING SYS-
TEM" in chapter 8. (Manual No.:
3P6-28197-E0)
• Repair or replace if there is an
open or short circuit.
• Between battery and main
switch coupler.
(red–red)
• Between main switch coupler
and signaling system fuse.
(brown/blue–brown/blue)
• Between signaling system fuse
and MCU (motor control unit)
coupler.
(brown–brown)
Malfunction of power cut-off function in the
MCU (motor control unit).
Check or maintenance job
Replace the MCU (motor control
unit).
Reinstatement
method
Repairing the
cause of the
malfunction.
Reinstatement
method
Repairing the
cause of the
malfunction.