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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1517 (Automatic Transmission (Re4F04W)) >> DTC P0744: A/T TCC S/V Function (Lock-Up) >> On Board Diagnosis Logic >> With Consult-II

With Consult-II

WARNING: This page is about a different car, the 2005 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 - DATA MONITOR
    G02475226Courtesy 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 P0744" of "DTC WORK SUPPORT" mode for "A/T" with CONSULT-II and touch "START".
    Fig 2: CONSULT-II Display - DTC WORK SUPPORT Mode For A/T
    G02475227Courtesy of NISSAN MOTOR CO., U.S.A.
  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.)

    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 P0744 is shown, refer to applicable "Diagnostic Procedure" for indicated DTC. 
  5. Make sure that "OK" is displayed. (If "NG" is displayed, refer to "DIAGNOSTIC PROCEDURE ".)

    Refer to "DIAGNOSTIC PROCEDURE ".

    Refer to "SHIFT SCHEDULE ".

    Fig 3: Voltage Graph
    G02475228Courtesy of NISSAN MOTOR CO., U.S.A.