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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Control System - 3.5L) >> DTC P1143, P1163: Ho2S1 >> DTC Confirmation Procedure >> With Consult-II

With Consult-II

WARNING: This page is about a different variant/trim than selected.
  1. Start engine and warm it up to normal operating temperature.
  2. Stop engine and wait at least 10 seconds.
  3. Turn ignition switch ON and select "HO2S1 (B1) P1143" of "HO2S1" or "HO2S1 (B2) P1163" of "HO2S1" in "DTC WORK SUPPORT" mode with CONSULT-II.
  4. Touch "START".
  5. Start engine and let it idle for at least 3 minutes.
    NOTE: Never raise engine speed above 3, 600 RPM after this step. If the engine speed limit is exceeded, return to step  5.
    Fig 1: CONSULT-II Diagnosis Function Display (1 Of 3)
    G02885735Courtesy of NISSAN MOTOR CO., U.S.A.
  6. When the following conditions are met, "TESTING" will be displayed on the CONSULT-II screen. Maintain the conditions continuously until "TESTING" changes to "COMPLETED". (It will take approximately 50 seconds or more.)
    ENGINE SPEED AND VEHICLE SPEED SPECIFICATION

    ENG SPEED 1, 200 - 2, 600 RPM
    Vehicle speed Less than 100 km/h (62 MPH)
    B/FUELSCHDL 2.5 - 12.0 msec
    Selector lever Suitable position

    If "TESTING" is not displayed after 5 minutes, retry from step 2. 

    Fig 2: CONSULT-II Diagnosis Function Display (2 Of 3)
    G02885736Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Make sure that "OK" is displayed after touching "SELF-DIAG RESULTS". If "NG" is displayed, refer to "DIAGNOSTIC PROCEDURE ".
    Fig 3: CONSULT-II Diagnosis Function Display (3 Of 3)
    G02885737Courtesy of NISSAN MOTOR CO., U.S.A.