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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1056 (Automatic Transaxle Overhaul & Diagnostics) >> Re4F04B >> DTC PO744 A/T TCC S/V Function (Lock-Up) >> Diagnostic Trouble Code (DTC) Confirmation Procedure >> With Consult-II

With Consult-II

WARNING: This page is about a different car, the 2004 Nissan Quest. 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.
    Fig 1: CONSULT-II Display - SELECT SYSTEM
    G00739987Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Make sure that output voltage of A/T fluid temperature sensor is within the range below.

    FLUID TEMP SEN: 0.5 - 1.5V 

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

  3. Select "TCC S/V FNCTN PO744" of "DTC WORK SUPPORT" mode for "A/T" with CONSULT-II and touch "START".
  4. Accelerate vehicle to more than 80 km/h (50 MPH) and maintain the following condition continuously until "TESTING" has turned to "COMPLETE". (It will take approximately 30 seconds after "TESTING" shows.)
    Fig 2: CONSULT-II Display - SELECT DIAG MODE
    G00739988Courtesy of NISSAN MOTOR CO., U.S.A.

    THROTTLE POSI: 1.0/8 - 2.0/8 (at all times during step 4) 

    Selector lever: D position 

    TCC S/V DUTY: More than 94% 

    VHCL/S SE-A/T: Constant speed of more than 80 km/h (50 MPH) 

    • Check that "GEAR" shows "4".
    • For shift schedule, Refer to "SHIFT SCHEDULE ".
    • If "TESTING" does not appear on CONSULT-II for a long time, select "SELF-DIAG RESULTS". In case a 1st trip DTC other than PO744 is shown, refer to applicable "TROUBLE DIAGNOSIS FOR DTC".
  5. Make sure that "OK" is displayed. (If "NG" is displayed, refer to "DIAGNOSTIC PROCEDURE ")
    Fig 3: Temperature And Voltage Graph
    G00739989Courtesy of NISSAN MOTOR CO., U.S.A.

    Refer to "DIAGNOSTIC PROCEDURE ".

    Refer to "SHIFT SCHEDULE ".