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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R Spec V >> Repair and Diagnosis >> External Pages >> Different car >> Section 423 (Engine Control System - DTC) >> DTC P1273, P1283: A/F Sensor >> Diagnostic Procedure >> 3. Clear The Self-Learning Data >> With CONSULT-II
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With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Maxima. 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 P0171 or P0174 detected? 

    Is it difficult to start engine? 

Fig 1: CONSULT-II Display Screen
G00877505Courtesy of NISSAN MOTOR CO., U.S.A.