POWER DOOR LOCK CONTROL SYSTEM SYSTEM DESCRIPTION


  1. FUNCTION OF MAIN COMPONENT

    Components Function
    Multiplex network master switch The door control switch on the master switch locks/unlocks all doors.
    Door courtesy light switch Turns on when the door is open and off when the door is closed. Outputs the door status (open or closed) to the main body ECU (multiplex network body ECU).
    Driver side door lock

    • The built-in motor locks/unlocks the door.

    • The built-in key-linked switch detects the door key cylinder status (lock or unlock) and outputs the data to the main body ECU (multiplex network body ECU).

    • The built-in position switch detects the door status (locked or unlocked) and outputs the data to the main body ECU (multiplex network body ECU). This switch turns off when the door is locked and on when the door is unlocked.

    Front passenger side door lock

    Rear door lock LH

    Rear door lock RH

    • The built-in motor locks/unlocks the door.

    • The built-in position switch detects the door status (locked or unlocked) and outputs the data to the main body ECU (multiplex network body ECU). This switch turns off when the door is locked and on when the door is unlocked.
    Back door lock

    • The built-in motor opens the door.*1

    • The built-in motor opens/closes the door.*2

    • Performs the back door open operation according to the door position determination of the main body ECU (multiplex network body ECU).*1

    • Performs the back door open/close operation according to the door position as determined by the power back door ECU.*2

    *1: w/o Power Back Door

    *2: w/ Power Back Door

  2. SYSTEM DESCRIPTION


    1. The power door lock system locks/unlocks all doors.


      • The door control switch of the master switch uses the LIN line to send lock/unlock request signals to the main body ECU (multiplex network body ECU).

      • The driver door key cylinder lock/unlock request signals are sent to the main body ECU (multiplex network body ECU) from the driver side door lock.

      • The passenger door control switch lock/unlock request signals are sent to the main body ECU (multiplex network body ECU) from the passenger side door lock.

      • The main body ECU (multiplex network body ECU) receives the request signals and locks/unlocks each door.

      The door control system has the following functions:

      Function Outline
      Manual lock and unlock function Locks/unlocks all doors by the door control switch lock operation (manual operation).
      Key-linked lock and unlock function

      Linked with the door key cylinder.

      Locks/unlocks all doors when the lock/unlock operation is possible.
      Key lock-in prevention function When the door control transmitter is in the vehicle, performing the door lock operation with the lock switch on the outer handle will not lock the door and will sound a buzzer.
      2-step unlock function Unlocks only the driver side door by turning the key cylinder once and unlocks the other doors by turning it twice.
      Door open-linked automatic door unlock* When the driver side door is opened within 45 seconds after the engine switch is turned off, the other doors are unlocked.

      *: This function is set through the customize function, as it is off by default.