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Home >> Infiniti >> 2004 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1207 (Automatic Transmission) >> DTC P0740: Torque Converter Clutch Solenoid Valve >> 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. Turn ignition switch "ON". (Do not start engine.)
  2. Select "DATA MONITOR" mode for "ENGINE" with CONSULT-II.
    Fig 1: Consult II SELECT SYSTEM Screen
    G02382387Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Start engine and maintain the following conditions for at least 5 consecutive seconds.

    VHCL SPEED SE: 80 km/h (50 MPH) or more 

    ACCELE POS: 0.5/8 - 1.0/8 

    SELECTOR LEVER: "D" position 

    Driving location: Driving the vehicle uphill (increased engine load) will help maintain the driving conditions required for this test. 

  4. If DTC is detected go to "DIAGNOSTIC PROCEDURE ".