DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P0125 | ECT SENSOR (Insufficient coolant temperature for closed loop fuel control) |
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DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 2.
2.CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION
With CONSULT
With GST
Follow the procedure “With CONSULT” above.
Is it above 5В°C (41В°F)? YES >> INSPECTION END
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
If “COOLANT TEMP/S” indication increases to more than 10°C (50°F) within 65 minutes, stop engine because the test result will be OK.
CAUTION:
Be careful not to overheat engine.
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Proceed to EC-203, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Check the engine coolant temperature sensor. Refer to EC-197, "Component Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
2.CHECK THERMOSTAT OPERATION
When the engine is cold [lower than 70В°C (158В°F)] condition, grasp lower radiator hose and confirm the engine coolant does not flow.
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Repair or replace thermostat. Refer to CO-21, "Removal and Installation of Thermostat".
Component Inspection
1.CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
System initialization
Description
If any of the following operations are performed, the initialization is
necessary for normal operation of power
window system.
Disconnection and connection of battery cable from negative terminal.
When power window main switch replaced.
Electric power supply to power window m ...
Before starting the engine
Make sure the area around the vehicle is
clear.
Check fluid levels such as engine oil, coolant,
brake and clutch fluid(if so equipped),
and windshield-washer fluid as frequently as
possible, or at least whenever you refuel.
Check that all windows and lights are clean.
Visually inspe ...
Basic inspection
Inspection and adjustment
Additional service when replacing control unit (bcm)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Description
Before replacement
When replacing bcm, save or print current vehicle specification with consult
configuration before replacement.
Note:
If “B ...