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Home >> Infiniti >> 2004 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1207 (Automatic Transmission) >> DTC P0744: A/T TCC S/V Function (Lock-Up) >> Diagnostic Trouble Codes Confirmation Procedure >> With Consult-II

With Consult-II

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. Start engine and Select "TCC S/V FNCTN CHECK" of "DTC WORK SUPPORT" mode for "A/T" with CONSULT-II and touch "START".
    Fig 1: Consult II SELECT SYSTEM Screen
    G02382391Courtesy of NISSAN MOTOR CO., U.S.A.
  2. 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.)

    ACCELE POSI: More than 1.0/8 (at all times during step 4) 

    TCC SOLENOID: 0.4 - 0.6 A 

    Selector lever: "D" position 

    [Reference speed: Constant speed of more than 80 km/h (50 MPH)] 

  3. Make sure that "OK" is displayed. (If "NG" is displayed, refer to "DIAGNOSTIC PROCEDURE".)

    Refer to "DIAGNOSTIC PROCEDURE ".

    Refer to shift schedule, "VEHICLE SPEED WHEN PERFORMING AND RELEASING COMPLETE LOCK-UP ".