Yamaha FJR13AG Service Manual page 578

Fault code No.
Item
Probable cause of malfunc-
Item
tion and check
B-1 Locate the malfunction.
B-2 Connection of neutral switch
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).
B-3 Connection of 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).
B-4 Wire harness continuity.
P0500
Rear wheel sensor: no normal signals are received from the
A
rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.
Maintenance job
Execute the diagnostic mode.
(Code No. 07)
Rotate the rear wheel by hand
and check that the indicated val-
ue increases.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: "ON"
When the transmission is in
gear with the clutch lever re-
leased: "OFF"
When the transmission is in
gear with the clutch lever
squeezed and the sidestand is
retracted: "ON"
Improperly connected → Con-
nect the coupler securely or re-
place the wire harness.
Improperly connected → Con-
nect the coupler securely or re-
place the wire harness.
Open or short circuit → Replace
the wire harness.
Between ECU coupler and joint
coupler.
black/red–black/red
Between joint coupler and relay
unit coupler.
black/red–black/red
Between relay unit coupler and
gear position switch coupler.
sky blue–sky blue
8-101
FUEL INJECTION SYSTEM
Confirmation of service com-
pletion
Value does not increase → Go
to item A-2 for the rear wheel
sensor.
Incorrect indication → Go to
item B-2.
Incorrect indication → Go to
item C-2 for the clutch switch.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: "ON"
When the transmission is in
gear with the clutch lever re-
leased: "OFF"
Correct indication → Go to item
B-9.
Incorrect indication → Go to
item B-3.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: "ON"
When the transmission is in
gear with the clutch lever re-
leased: "OFF"
Correct indication → Go to item
B-9.
Incorrect indication → Go to
item B-4.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: "ON"
When the transmission is in
gear with the clutch lever re-
leased: "OFF"
Correct indication → Go to item
B-9.
Incorrect indication → Go to
item B-5.