LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2005 >> Avalon XLS >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Wireless Door Lock Control System >> System Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Description

  1. WIRELESS DOOR LOCK CONTROL SYSTEM 

    The wireless door lock control system functions to lock and unlock all the doors from a distance. The system is controlled by a hand-held transmitter which sends radio waves to the door control receiver. The multiplex network body ECU performs an ID code identification process and engages the door lock control.

  2. FUNCTION OF MAIN COMPONENTS 
    Fig 1: Main Components Function Of Wireless Door Lock Control System
    G02975835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. SYSTEM FUNCTION 

    The door control transmitter has lock, unlock, panic and trunk opener switches. Operating these switches activates each function.

    The wireless door lock control system has the following functions:

    Fig 2: System Function Of Wireless Door Lock Control System (1 Of 2)
    G02975836Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: System Function Of Wireless Door Lock Control System (2 Of 2)
    G02975837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. TRANSMITTER RECOGNITION CODE REGISTRATION FUNCTION 

    In TRANSMITTER RECOGNITION CODE REGISTRATION FUNCTION  shows the 4 ID registration function modes by which up to 4 different codes can be registered. The codes are electronically registered (written and stored) in the EEPROM that is contained in the multiplex network body ECU.

    TRANSMITTER RECOGNITION CODE REGISTRATION FUNCTION

    Mode Function
    Add mode Adds a newly received code while preserving any previously registered codes. The mode is used when adding a new transmitter. If the number of codes exceeds 4, the oldest registerd code is erased first.
    Rewrite mode Erases all previously registered codes and registers only newly input codes.
    Confirmation mode Confirms how many codes are currently registered. When adding a new code, this mode is used to check how many codes already exist.
    Prohibition mode Deletes all the registered codes and distables the wireless door lock function. This mode is used when the transmitter is lost.
  5. OPERATION OF INTERLOCK FUNCTION 
    1. Lock operation is not available when:
      • Any of the doors is open.
      • The key is inserted in the ignition switch.
    2. Unlock operation is not available when:
      • The key is inserted in the ignition switch.
    3. Trunk opener operation is not available when:
      • The key is inserted in the ignition switch.