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:

    Both side headlamps (LO) are not turned on
    Description The headlamps (both sides) do not turn ON in any lighting switch setting. Diagnosis Procedure 1.CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) Check the combination switch (lighting and turn signal switch 2.CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT CONSULT DATA MONITOR ...

    Glass lid
    Removal and Installation REMOVAL CAUTION: Always work with a helper. Handle glass lid with care to prevent damage. NOTE: For easier and more accurate installation, always mark each point before removal. Open sunshade. Tilt glass lid up, then slide rearward to expose all the g ...

    Unit disassembly and assembly
    FRONT COIL SPRING AND STRUT Disassembly and Assembly DISASSEMBLY Install Tool (A) to the front coil spring and strut. Tool number : ST35652000 ( - ) CAUTION: When installing Tool (A), wrap a shop cloth around the front coil spring and strut to protect the parts from damage. Sec ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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