Yamaha FJR1300A(D) Service Manual page 514

Fault code No.
Item
5 Malfunction in ECU.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Probable cause of mal-
Item
function and check
1 Locate the malfunction.
2 Connection of rear wheel
sensor 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).
41
Lean angle sensor: open or short circuit detected.
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-174.
42
Rear wheel sensor: no normal signals are received from
A
the rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.
Able to start engine
Able to drive vehicle
07
Rear wheel speed pulse
0–999
Check that the number increases when the rear wheel is rotated.
The number is cumulative and does not reset each time the wheel
is stopped.
Maintenance job
Execute the diagnostic
mode. (Code No. 07)
Rotate the rear wheel by
hand and check that the indi-
cated value 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
retracted: "ON"
Improperly connected →
Connect the coupler secure-
ly or replace the wire har-
ness.
8-65
FUEL INJECTION SYSTEM
Confirmation of service
completion
Value does not increase →
Go to item 2.
Incorrect indication → Go to
item 2 in section B for the
neutral switch.
Incorrect indication → Go to
item 2 in section C for the
clutch switch.
Execute the diagnostic
mode. (Code No. 07)
Rotate the rear wheel by
hand and check that the indi-
cated value increases.
Value increases → Go to
item 8 and delete the fault
code.
Value does not increase →
Go to item 3.