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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 P1146, P1166: Ho2S2 >> Diagnostic Procedure >> 2. Clear The Self-Learning Data >> With CONSULT-II

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 "SELF-LEARNING CONT" in "WORK SUPPORT" mode with CONSULT-II.
  3. Clear the self-learning control coefficient by touching "CLEAR".
  4. Run engine for at least 10 minutes at idle speed.

    Is the 1st trip DTC P0172 or P0175 detected? 

    Is it difficult to start engine? 

    Fig 1: Scan Tool Display - Work Support
    G00796325Courtesy of NISSAN MOTOR CO., U.S.A.
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