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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Automatic Transaxle - Re4F04B) >> DTC P0731 A/T 1ST Gear Function >> Diagnostic Trouble Code (DTC) Confirmation Procedure >> With CONSULT-II

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 select "DATA MONITOR" mode for "A/T" With CONSULT-II.
  2. Make sure that output voltage of A/T fluid temperature sensor is within the range below.

    FLUID TEMP SEN: 0.4 - 1.5V 

    If out of range, drive the vehicle to decrease the voltage (warm up the fluid) or stop engine to increase the voltage (cool down the fluid).

  3. Select "1ST GR FNCTN P0731" of "DTC WORK SUPPORT" mode for "A/T" With CONSULT-II and touch "START".
    Fig 1: CONSULT-II Display Screen
    G00779695Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Accelerate vehicle to 20 to 25 km/h (12 to 16 MPH) under the following condition and release the accelerator pedal completely.

    THROTTLE POSI: Less than 1.0/8 (at all times during step 4) Selector lever: D position 

    • Check that "GEAR" shows "2" after releasing pedal. 
  5. Depress accelerator pedal to WOT (more than 7.0/8 of "THROTTLE POSI") quickly from a speed of 20 to 25 km/h (12 to 16 MPH) until "TESTING" changes to "STOP VEHICLE" or "COMPLETED". (It will take approximately 3 seconds.)

    If the check result NG appears on CONSULT-II screen, go to "DIAGNOSTIC PROCEDURE ".

    If "STOP VEHICLE" appears on CONSULT-II screen, go to the following step.

    • Check that "GEAR" shows "1" when depressing accelerator pedal to WOT. 
    • If "TESTING" does not appear on CONSULT-II for a long time, select "SELF-DIAG RESULTS" for "ENGINE". In case a 1st trip DTC other than P0731 is shown, refer to applicable "TROUBLE DIAGNOSIS FOR DTC". 
      Fig 2: CONSULT-II Display Screen
      G00779696Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Stop vehicle.
  7. Follow the instruction displayed. (Check for normal shifting referring to the table below.)
    Fig 3: A/T Shift Schedule Table
    G00779697Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 4: Voltage To Temperature Reference Chart
    G00779698Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Make sure that "OK" is displayed. (If "NG" is displayed, refer to "DIAGNOSTIC PROCEDURE".)

    Refer to "DIAGNOSTIC PROCEDURE ".

    Refer to "SHIFT SCHEDULE ".

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