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Home › Nissan-Datsun › 2012 › Cube Base › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTCS U0101 To P0172 (Except CALIFORNIA) › DTC P0125: ECT Sensor › DTC Logic › DTC Confirmation Procedure

DTC Confirmation Procedure

  1. 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 2.

  2. CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION

    With CONSULT 

    1. Turn ignition switch ON.
    2. Select "DATA MONITOR" mode with CONSULT.
    3. Check that "COOLAN TEMP/S" is above 10°C (50°F).

    With GST 

    Follow the procedure "With CONSULT" above.

    Is it above 5°C (41°F)? 

    YES >> INSPECTION END

    NO >> GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE

    With CONSULT 

    1. Start engine and run it for 65 minutes at idle speed.
    2. Check 1st tip DTC.

    If "COOLAN 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 >> "Diagnosis Procedure ".

    NO >> INSPECTION END

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