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:

    Cleaning
    If your windshield is not clear after using the windshield-washer or if a wiper blade chatters when running, wax or other material may be on the blade or windshield. Clean the outside of the windshield with a washer solution or a mild detergent. Your windshield is clean if beads do not form ...

    Passenger side door mirror defogger
    Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up. Component Function Check 1.CHECK DOOR MIRROR DEFOGGER RH Check that the heating wire of door mirror defogger RH is heated when turning the rear window de ...

    Shoulder belt height adjustment (front seats)
    The shoulder belt anchor height should be adjusted to the position best for you. For additional information, refer to "Precautions on seat belt usage" in this section. To adjust, pull out the adjustment button 1 and move the shoulder belt anchor to the desired position 2 , so the belt pass ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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