Yamaha XJR1300 2007 Service Manual page 336

Fault code No. 43
Diagnostic code No.
Order Item/components and probable cause
1 Connections.
Starting circuit cut-off relay coupler
G
Fuel pump coupler
G
Injector coupler
G
Wire harness ECU coupler
G
2 Open or short circuit in wire harness.
3 Defective unit (fuel pump relay).
Fault code No. 44
Diagnostic code No.
Item/components and probable
Order
cause
1 Malfunction in ECU.
Symptom Supplied power to the fuel injector and fuel pump is not normal.
09 Fuel system voltage
Error is detected while reading or writing on EEPROM.
Symptom
(CO adjustment value)
60 EEPROM improper cylinder indication
Check or maintenance job
Set the faulty cylinder's exhaust gas
G
volume.
1. Execute
2. Execute the CO adjustment mode
Replace the ECU if it does not
G
recover from the malfunction.
FUEL INJECTION SYSTEM
Check or maintenance job
Check the coupler for any pins
G
that may have pulled out.
Check the locking condition of
G
the coupler.
If there is a malfunction, repair
G
it and connect it securely.
Repair or replace if there is an
G
open or short circuit.
Between relay unit and ECU
G
coupler.
(Red/Blue–Red/Blue)
Between battery and relay unit
G
(Red–Red)
Execute the diagnostic mode.
G
(Code No. 09)
Replace if defective.
G
Refer to "CHECKING THE RE-
LAYS" on page 7-90.
If there is no malfunction with
G
the relay unit (fuel pump relay),
replace the ECU.
the diagnostic
(Code No. 60) to check the faulty
cylinder number. (If multiple cylin-
ders are defective, the numbers of
the faulty cylinders are displayed
alternately at 2-second intervals.)
and set the exhaust gas volume of
the faulty cylinder to "0".
Refer to "ADJUSTING THE EX-
HAUST GAS VOLUME" on page
3-8.
7-59
Reinstatement
method
Starting the
engine and
operating it at
idle.
Reinstatement
method
Set the main
switch to "ON".
Volume after it
mode
is reinstated.
Readjust the
exhaust gas.