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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 403 (Engine Control System) >> DTC P0134, P0154: Ho2S1 >> DTC Confirmation Procedure >> With Consult-II
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With Consult-II

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Start engine and warm it up to normal operating temperature.
  2. Select "HO2S1 (B1) P0134" or "HO2S1 (B2) P0154" of "HO2S1" in "DTC WORK SUPPORT" mode with CONSULT-II.
  3. Touch "START".
  4. Let it idle for at least 3 minutes.
    NOTE: Never raise engine speed above 3,000 RPM after this step. If the engine speed limit is exceeded, return to step 4.
    Fig 1: Scan Tool Display - Work Support
    G00795847Courtesy of NISSAN MOTOR CO., U.S.A.
  5. 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 10 to 60 seconds.)
    Fig 2: Inspecting Conditions Chart
    G00795848Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Scan tool Display - Testing
    G00795849Courtesy of NISSAN MOTOR CO., U.S.A.

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

  6. Make sure that "OK" is displayed after touching "SELF-DIAG RESULTS". If "NG" is displayed, refer to DIAGNOSTIC PROCEDURE .
Fig 4: Scan Tool Display - Self-Diag Results
G00795850Courtesy of NISSAN MOTOR CO., U.S.A.