Diagnosis Procedure
- CHECK FUSES
Check if any of the following fuses are blown:
Signal name
Fuse No.
Battery power supply
224
Is the inspection result normal?
YES
GO TO 2.
NO
Replace the blown fuse after repairing the affected circuit if a fuse is blown.
- CHECK ICC SENSOR POWER SUPPLY CIRCUIT
Check voltage between ICC sensor harness connector and ground.
Terminal
Condition
Voltage
(Approx.)
(+)
(-)
ICC sensor
Ground
Ignition switch
Connector
Terminal
E29
8
OFF
Battery voltage
Is the inspection result normal?
YES
GO TO 3.
NO
Repair the ICC sensor power supply circuit.
- CHECK ICC SENSOR GROUND CIRCUIT
- Disconnect the ICC sensor connector.
- Check for continuity between ICC sensor harness connector and ground.
ICC sensor
Ground
Continuity
Connector
Terminal
E29
1
Existed
Is the inspection result normal?
YES
INSPECTION END
NO
Repair the ICC sensor ground circuit.