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Home >> Mitsubishi >> 2023 >> Outlander ES, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (4 Of 5) >> DTC/Circuit Diagnosis >> DTC P2270: O2 Sensor >> DTC Description >> DTC Confirmation Procedure

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. DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A 
    1. Start engine and warm it up to the normal operating temperature.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Restart engine and keep the engine speed between 3, 500 and 4, 000 rpm for at least 1 minute under no load.
    4. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES >>

    Refer to DTC DIAGNOSIS PROCEDURE .

    NO-2 >>

    Without M.U.T.-III SE:

    GO TO 3 

  3. PERFORM COMPONENT FUNCTION CHECK 

    Perform Component Function Check. Refer to COMPONENT FUNCTION CHECK .

    Is the inspection result normal?

    YES-1 >>

    To check malfunction symptom before repair: Refer to INTERMITTENT INCIDENT .

    YES-2 >>

    Confirmation after repair:

    GO TO 4 

    NO >>

    Refer to DTC DIAGNOSIS PROCEDURE .

  4. ERASE DTC 

    Erase DTC of ECM.

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    INSPECTION END