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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (Engine Controls Self-Diagnostics - Pathfinder & QX4) >> Diagnostic Tests >> DTC P0134: Bank 1 Heated Oxygen Sensor 1 Circuit - No Activity Detected Or P0154: Bank 2 Heated Oxygen Sensor 1 Circuit - No Activity Detected >> DTC Confirmation Test (Using CONSULT-II)

DTC Confirmation Test (Using CONSULT-II)

WARNING: This page is about a different car, the 2002 Nissan Pathfinder and 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If DTC confirmation procedure had been previously run, turn ignition off and wait at least 10 seconds before continuing. Before proceeding, ensure battery voltage is more than 11 volts at idle.
  1. Start engine and warm to normal operating temperature.
  2. Select HO2S 1 (B1) P0134 or HO2S 1 (B2) P0154 in DTC WORK SUPPORT mode with CONSULT-II.
  3. Press START.
  4. Allow engine to idle for at least 3 minutes.
    NOTE: DO NOT exceed 3600 RPM. If engine speed exceeds 3600 RPM, return to step  4 .
  5. When the following conditions are met, TESTING will be displayed on CONSULT-II screen:
    • ENG SPEED: 1500-2800 RPM.
    • Vehicle speed: 43 MPH or more.
    • B/FUEL SCHDL: 3.0-10 msec (as displayed on CONSULT-II).

    Maintain conditions continuously until TESTING changes to COMPLETED (it will take 10-60 seconds). If TESTING is not displayed after 5 minutes, retry from step  2 .

  6. Press SELF-DIAG RESULTS. If NG is displayed, go to DIAGNOSTIC PROCEDURE  . If OK is displayed, system is okay at this time.
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