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Home >> Nissan-Datsun >> 2008 >> Altima Hybrid >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Hybrid) >> Component Diagnosis >> P0146 Ho2S3 >> DTC Logic >> DTC Confirmation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Confirmation Procedure

  1. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

      GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE
    1. Activate "INSPECTION MODE 1 " to start engine, and warm up engine to normal operating temperature.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Turn ignition switch ON.
    4. Turn ignition switch OFF and wait at least 10 seconds.
    5. Turn ignition switch ON (READY).
    6. Drive vehicle at a speed of 80 km/h (50 MPH) or more for at least 3 consecutive minutes.
      CAUTION: Always drive vehicle in safe manner according to traffic conditions and obey all traffic laws.
      NOTE: Keep the vehicle speed as steady as possible during the cruising.
    7. Check 1st trip DTC.

    Is 1st trip DTC detected? 

    YES : Go to "DIAGNOSIS PROCEDURE ".

    NO : INSPECTION END

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