POWER DOOR LOCK CONTROL SYSTEM SYSTEM DESCRIPTION


  1. FUNCTION OF MAIN COMPONENTS

    Components Function
    Power window regulator 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.
    Driver side door lock

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

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

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

    • 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. This switch turns off when the door is locked and on when the door is unlocked.*1
    Back door lock

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

    • The built-in door courtesy switch detects door status (open or closed) and outputs data to main body ECU. Turns on when back door is opened and turns off when back door is closed.

    • *1: w/ Entry and Start System or Theft Deterrent System

  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.

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

      • The main 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 Performing the door lock operation with an electrical key*1 or a mechanical key *2 will prohibit the unlock operation by the door lock control switch.
      Manual unlock prohibition function When the doors are locked using the transmitter or key with the ignition switch ON and the driver side seat belt fastened, unlock operations using the door control switches are prohibited.
      Double locking function Prevents the doors from being unlocked through the operation of the inside door knobs and also from the outside of the vehicle.

      • *1: w/ Entry and Start System

      • *2: w/o Entry and Start System