Yamaha FJR13AG, Service Manual

Page: 626 / 784

CRUISE CONTROL SYSTEM
8-149
B-4 Connection of main switch cou-
pler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins). Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Turn the main switch to “ON”.
Operate the brake pedal, and
then check the condition of the
fault code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is “Recovered”
→
Go
to item B-10 and finish the ser-
vice.
Condition is “Detected”
→
Go to
item B-5.
B-5 Connection of wire harness
ECU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins). Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Turn the main switch to “ON”.
Operate the brake pedal, and
then check the condition of the
fault code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is “Recovered”
→
Go
to item B-10 and finish the ser-
vice.
Condition is “Detected”
→
Go to
item B-6.
B-6 Check the fuse. (main fuse, sig-
naling system fuse, brake light
fuse) Abnormality
→
Replace the
fuse. (main fuse, signaling sys-
tem fuse, brake light fuse)
Turn the main switch to “ON”.
Operate the brake pedal, and
then check the condition of the
fault code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is “Recovered”
→
Go
to item B-10 and finish the ser-
vice.
Condition is “Detected”
→
Go to
item B-7.
B-7 Wire harness continuity. Open or short circuit
→
Replace
the wire harness.
Between battery and main
switch coupler.
red–red
Between main switch coupler
and rear brake switch.
brown/blue–green/yellow
Between rear brake light switch
coupler and brake switch relay
coupler.
green/white–green/white
Between brake switch relay
coupler and ground.
black–black
Turn the main switch to “ON”.
Operate the brake pedal, and
then check the condition of the
fault code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is “Recovered”
→
Go
to item B-10 and finish the ser-
vice.
Condition is “Detected”
→
Go to
item B-8.
Fault code No. P056C
Item
A Front brake light switch: open or short circuit is detected.
B Rear brake light switch: open or short circuit is detected.