Yamaha FJR1300A(D), Service Manual

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FUEL INJECTION SYSTEM
8-72
9 Delete the fault code. Turn the main switch to “ON”,
and then rotate the rear
wheel by hand.
Start the engine, and input
the vehicle speed signals by
operating the vehicle at 20 to
30 km/h (19 mph).
The fault code can also be
delete by activating the diag-
nostic mode and selecting di-
agnostic code number “63”.
Fault code No. 43
Item
Fuel system voltage: incorrect voltage supplied to the fuel in-
jector and fuel pump.
Fail-safe system
Able to start engine
Able to drive vehicle
Diagnostic code No. 09, 50
09
Meter display
Fuel system voltage (battery voltage)
Approximately 12.0
Procedure
Set the start/engine stop switch to “ ”, and then compare the ac-
tually measured battery voltage with the meter display value. (If
the actually measured battery voltage is low, recharge the battery.)
50
Actuation
Actuates the relay unit five times at one-second intervals.
Illuminates the engine trouble warning light.
Procedure
Check that the relay unit is actuated five times by listening for the
operating sound.
Item
Probable cause of mal-
function and check
Maintenance job
Confirmation of service
completion
1 Connection of relay unit cou-
pler.
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). Improperly connected
→
Connect the coupler secure-
ly or replace the wire har-
ness.
Start the engine and let it idle
for approximately 30 sec-
onds.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is dis-
played
→
Go to item 2.
Fault code No. 42
Item
A
Rear wheel sensor: no normal signals are received from the
rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.