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Home >> Lexus >> 2019 >> LC 500 >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Navigation System - Service Information (Coupe) >> Navigation Ecu >> Removal [03/2017 - 05/2023] >> Procedure

Removal [03/2017 - 05/2023]: Procedure

  1. PRECAUTION 
    NOTE:

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

    Refer to PRECAUTION [03/2017 - 05/2023]

  2. REMOVE NO. 2 DECK BOARD 

    Refer to PROCEDURE - Step 11 [03/2017 - 01/2021] , or refer to PROCEDURE - Step 12 [01/2021 - 05/2023]

  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 

    Refer to PROCEDURE - Step 2

    WARNING:
    GTY581108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:

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

    Refer to INITIALIZATION [03/2017 - 04/2020] , or refer to INITIALIZATION [04/2020 - 05/2023]

  4. REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY 

    Refer to REMOVAL [03/2017 - 05/2023]

  5. REMOVE RADIO RECEIVER ASSEMBLY WITH BRACKET 

    Refer to PROCEDURE - Step 5

  6. REMOVE NO. 1 RADIO BRACKET 

    Refer to PROCEDURE - Step 7

  7. REMOVE NO. 2 RADIO BRACKET 

    Refer to PROCEDURE - Step 8

  8. REMOVE NO. 1 NAVIGATION WIRE 
    1. Disconnect the 2 connectors and remove the No. 1 navigation wire and navigation ECU.
      GTY830037Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE NO. 1 WIRING HARNESS CLAMP BRACKET 
    1. Remove the screw.
      GTY787708Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the guide and remove the No. 1 wiring harness clamp bracket.
  10. REMOVE NAVIGATION ECU