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Home >> Lexus >> 2021 >> NX 300 Base, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Theft Deterrent / Keyless Entry System - Service Information >> Id Code Box >> Removal [10/2014 - 05/2019] >> Procedure

Removal [10/2014 - 05/2019]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work.

    Refer to PRECAUTION [10/2014 - 09/2017] , or refer to PRECAUTION [09/2017 - 05/2019]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    WARNING:

    Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [10/2014 - 09/2017] , or refer to INITIALIZATION [09/2017 - 05/2019]

  3. REMOVE AIR CONDITIONER UNIT ASSEMBLY 

    Refer to REMOVAL [10/2014 - 07/2020]

  4. REMOVE ID CODE BOX (IMMOBILIZER CODE ECU) 
    1. Detach the claw as shown in the illustration.
      GTY517035Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the 2 guides and remove the ID code box (immobiliser code ECU).
      GTY495400Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002