Confirmation Procedure
- CHECK DTC PRIORITY
- If DTC P0125 is displayed with DTC P0116, first perform the trouble diagnosis for DTC P0116.
- If DTC P0125 is displayed with DTC P0117 or P0118, first perform the trouble diagnosis for DTC P0117 or P0118.
Is applicable DTC detected?
YES
Perform diagnosis of applicable.
- DTC P0116: Refer to DTC Description .
- DTC P0117 or P0118: Refer to DTC Description .
NO
GO TO 2.
- PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
GO TO 3.
- CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION
With CONSULT
- Turn ignition switch ON.
- Select "DATA MONITOR" mode of "ENGINE" using CONSULT.
- Check that "COOLANT TEMP/S" is above -4 deg.C (25 deg.F).
With GST
Follow the procedure "With CONSULT" above.
Is it above -4 deg.C (25 deg.F)?
YES
To check malfunction symptom before repair: Refer to Inspection .
YES
Confirmation after repair: INSPECTION END
NO
GO TO 4.
- PERFORM DTC CONFIRMATION PROCEDURE
- Start the engine and run it for 65 minutes at idle speed.
- Check 1st tip DTC.
If "COOLANT TEMP/S" indication increases to more than -4 deg.C (25 deg.F) within 65 minutes, stop engine because the test result will be OK.
CAUTION: Be careful not to overheat engine.Follow the procedure "With CONSULT" above.
Is 1st trip DTC detected?
YES
Refer to DTC Diagnosis Procedure .
NO
To check malfunction symptom before repair: Refer to Inspection .
NO
Confirmation after repair: INSPECTION END