Yamaha XJR1300 2007 Service Manual page 333

Fault code No. 39
Diagnostic code No.
Order Item/components and probable cause
1 Connections.
Fuel injector coupler
G
Wire harness ECU coupler
G
Sub-wire harness coupler
G
2 Open or short circuit in wire harness
and/or sub-wire harness.
3 Defective injector.
Fault code No. 41
Diagnostic code No.
Order Item/components and probable cause
1 Connections.
Lean angle sensor coupler
G
Wire harness ECU coupler
G
2 Open or short circuit in wire harness.
3 Defective lean angle sensor.
Symptom Injector-open circuit detected
36/37/38/
Injector #1/#2/#3/#4
39
Symptom Lean angle sensor open or short circuit detected.
08 Lean angle sensor
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.
Repair or replace if there is an
G
open or short circuit.
Repair or replace if there is an
G
open or short circuits.
Between fuel injector coupler
G
and ECU coupler.
(Red/Black–Red/Black)
(Green/Black–Green/Black)
(Blue/Black–Blue/Black)
(Orange/Black–Orange/Black)
Execute the diagnosis mode.
G
(Code No.36/37/38/39)
Replace if defective.
G
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 lean angle sensor
G
coupler and ECU coupler.
(Black/Blue–Black/Blue)
(Yellow/Green–Yellow/Green)
(Blue–Blue)
Execute the diagnostic mode.
G
(Code No.08)
Replace if defective.
G
Refer to "CHECKING THE LEAN
ANGLE SENSOR" on page 7-94.
7-56
Reinstatement
method
Start the
engine.
Reinstatement
method
Set the main
switch to "ON".