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:

    Audio display unit
    Removal and Installation Audio display unit Audio & A/C display unit bracket A/C display unit Front cover REMOVAL Disconnect the battery negative terminal. Refer to PG-68, "Removal and Installation (Battery Tray)". Remove the cluster lid D. Refer to IP-11, "Removal ...

    DTC/circuit diagnosis
    CHARGING SYSTEM PRELIMINARY INSPECTION Diagnosis Procedure 1.CHECK BATTERY TERMINALS CONNECTION Check if battery terminals are clean and tight 2.CHECK FUSE Check for blown fuse and fusible link. 3.CHECK GENERATOR GROUND TERMINAL CONNECTION Check if connector E230 terminal 5 (generator groun ...

    DLC 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 data link connector for damage, bend and loose connection (connector side and harn ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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