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6-13
FI
No normal signals are received from the crankshaft position sensor.
1
2
3
4
Installed condition of sensor.
Connected condition of con-
nector.
Inspect the coupler for any
pins that may have pulled
out.
Check that the coupler is
connected securely.
TIP
Set the main switch to OFF
before connecting or discon-
necting the connector.
Open or short circuit in wiring
harness.
Defective crankshaft position
sensor.
Check the installed area for looseness or
pinching.
If there is a malfunction, repair it and connect
it securely.
Crankshaft position sensor coupler
Main wiring harness ECU coupler
Repair or replace if there is an open or short
circuit between the main wiring harnesses.
Between sensor coupler and ECU coupler.
white/red
black/blue
Replace if defective.
Reinstated by crank-
ing the engine.
Fault code No.
12 Symptom
Used diagnostic code No. --
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
FUEL INJECTION SYSTEM
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