FUEL INJECTION SYSTEM
8-57
Fault code No.
39
Symptom Open circuit detected in injector.
Diagnostic code No.
36
37
38
39
Injector #1
Injector #2
Injector #3
Injector #4
Orde
r
Item/components and probable
cause
Check or maintenance job
Reinstatement
method
1
Connections
• Injector coupler
• Main wire harness ECU coupler
• Sub-wire harness 2 coupler
• Check the couplers for any pins
that may have pulled out.
• Check the locking condition of
the couplers.
• If there is a malfunction, repair it
and connect the coupler
securely.
Cranking the
engine.
(Connect the
fuel injector
couplers.)
2
Open or short circuit in wire harness
and/or sub-wire harness 2.
• Repair or replace if there is an
open or short circuit.
• Between injector coupler and
ECU coupler.
(Red/Blue–Red/Blue)
#1: (Red/Black–Red/Black)
#2: (Green/Black–Green/Black)
#3: (Blue/Black–Blue/Black)
#4: (Orange/Black–Orange/
Black)
3
Defective injector.
• Execute the diagnostic mode.
(Code Nos.36, 37, 38, 39)
• Replace if defective.
Refer to "CHECKING THE
INJECTORS" on page 7-6.
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
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