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
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    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:

    System description
    CAN COMMUNICATION SYSTEM CAN System Specification Chart Determine CAN system type from the following specification chart. NOTE: Refer to LAN-15, "Trouble Diagnosis Procedure" for how to use CAN system specification chart. VEHICLE EQUIPMENT IDENTIFICATION INFORMATION NOTE: Check CAN system ...

    The fuel gauge pointer does not move to "F" when refueling
    Description The fuel gauge needle will not move to "F" position when refueling. Diagnosis Procedure 1.OBSERVE FUEL GAUGE Does it take a long time for the pointer to move to FULL position? 2.IDENTIFY FUELING CONDITION Was the vehicle fueled with the ignition switch ON? 3.OBSERVE VEHICLE PO ...

    HVAC branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the A/C auto amp. for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPEN CIRCUI ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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