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Home >> Nissan-Datsun >> 2008 >> Rogue SL, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (MEXICO) >> Component Diagnosis [For MEXICO] >> P0037, P0038 Ho2S2 Heater >> 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.

    TESTING CONDITION: 

    Before performing the following procedure, confirm that battery voltage is more than 11V at idle. 

    GO TO 2.

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

    Is 1st tip DTC detected?

    YES: GO TO "DIAGNOSIS PROCEDURE ".

    NO: INSPECTION END

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