Service manual

FUEL INJECTION SYSTEM
FI ifl
Fault code No. 39 Symptom Fuel injector open or short circuit is detected.
Used diagnostic code No. D36 (fuel injector)
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
1
2
3
Connected condition of con-
nector
Inspect the coupler for any
pins that may have pulled
out.
Check the locking condition
of the coupler.
If there is a malfunction, repair it and connect
it securely.
Fuel injector coupler - orange/black
Main wiring harness ECU coupler
Reinstated by start-
ing the engine.
1
2
3
Open or short circuit in lead
wire.
Repair or replace if there is an open or short
circuit.
Between fuel injector coupler and ECU cou-
pler/main harness
orange/black - orange/black
Reinstated by start-
ing the engine.
1
2
3 Defective fuel injector Execute the diagnostic mode (code No. D36)
Replace if defective.
Reinstated by start-
ing the engine.
Fault code No. 41 Symptom Lean angle cut-off switch open or short circuit is detected.
Used diagnostic code No. D08 (lean angle cut-off switch)
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
1
2
3
Connected condition of con-
nector
Inspect the coupler for any
pins that may have pulled
out.
Check the locking condition
of the coupler.
If there is a malfunction, repair it and connect
it securely.
Lean angle cut-off switch coupler
Main wiring harness ECU coupler
Reinstated by turn-
ing the main switch
ON.
1
2
3
Open or short circuit in wiring
harness.
Repair or replace if there is an open or short
circuit.
Between switch coupler and ECU coupler
black/blue - black/blue
yellow/green - yellow/green
blue- blue
Reinstated by turn-
ing the main switch
ON.
1
2
3 Defective lean angle cut-off
switch
Execute the diagnostic mode (code No. D08)
Replace if defective.
Refer to Fault code No. 30.
Reinstated by turn-
ing the main switch
ON.
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