Nissan Maxima Service and Repair Manual: Control system

System Diagram

System Description

The CVT senses vehicle operating conditions through various sensors. It always controls the optimum shift position and reduces shifting and lock-up shocks.

TCM FUNCTION

The function of the TCM is to:

  •  Receive input signals sent from various switches and sensors.
  •  Determine required line pressure, shifting point, and lock-up operation.
  •  Send required output signals to the step motor and the respective solenoids.

INPUT/OUTPUT SIGNAL OF TCM

Component Parts Location

  1.  CVT shift selector assembly (Manual mode select switch and manual mode position select switch)
  2.  Secondary speed sensor
  3.  CVT unit harness connector
  4.  TCM
  5.  Accelerator pedal position (APP) sensor
  6.  Stop lamp switch
  7.  Shift positioner indicator Manual mode indicator DS mode indicator
  8.  Paddle shifters

Component Description

TRANSAXLE ASSEMBLY

EXCEPT TRANSAXLE ASSEMBLY

    Hydraulic control system
    System Diagram System Description The hydraulic control mechanism consists of the oil pump directly driven by the engine, the hydraulic control valve that controls line pressure and transmissi ...

    Lock-up and select control system
    System Diagram System Description  The torque converter clutch piston in the torque converter is engaged to eliminate torque converter slip to increase power transmission efficiency. ...

    Other materials:

    Rear power window switch
    Description BCM supplies power. Rear power window motor operates when rear power window switch is activated. Component Function Check Rear Power Window Switch 1. CHECK REAR POWER WINDOW MOTOR FUNCTION Check that rear power window motor operates from rear power window switch. Diagnosi ...

    Periodic maintenance
    FRONT SUSPENSION ASSEMBLY Inspection and Adjustment INSPECTION Make sure the mounting conditions (looseness, backlash) of each component and component conditions (wear, damage) are normal. LOWER BALL JOINT END PLAY Set front wheels in a straight-ahead position. Do not depress brake peda ...

    GPS antenna
    Removal and Installation REMOVAL Remove cluster lid A. Refer to IP-10, "Exploded View". Remove the audio unit. Refer to AV-652, "Removal and Installation". Remove the GPS antenna screw (A). - GPS antenna (1) Detach the GPS antenna cable clip (A), then fish th ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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