Removal [01/2017 - 05/2023]: Procedure

PRECAUTION
NOTE:
- After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
  Refer to PRECAUTION [01/2017 - 05/2023]
- After replacing the navigation ECU, if the "New software is not compatible with the system. Contact your dealer." on-screen message is displayed on the multi-display, update the software of the radio receiver assembly.
  Refer to PRECAUTION [01/2017 - 06/2019] , or refer to PRECAUTION [06/2019 - 04/2020] , or refer to PRECAUTION [04/2020 - 10/2022] , or refer to PRECAUTION [10/2022 - 05/2023]
REMOVE NO. 2 DECK BOARD
Refer to PROCEDURE - Step 11 [01/2017 - 01/2021] , or refer to PROCEDURE - Step 12 [01/2021 - 05/2023]

DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

WARNING:

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Wait at least 90 seconds after disconnecting the cable from the negative(-) auxiliary battery terminal to disable the SRS system.
Refer to PRECAUTION [01/2017 - 04/2020] , or refer to PRECAUTION [04/2020 - 05/2023]
If the airbag deploys for any reason, it may cause a serious accident.

NOTE:

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

REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY
Refer to REMOVAL [01/2017 - 05/2023]
REMOVE RADIO RECEIVER ASSEMBLY WITH BRACKET
Refer to PROCEDURE - Step 5
REMOVE NO. 1 RADIO BRACKET
Refer to PROCEDURE - Step 7
REMOVE NO. 2 RADIO BRACKET
Refer to PROCEDURE - Step 8

REMOVE NO. 1 NAVIGATION WIRE

Disconnect the 2 connectors and remove the No. 1 navigation wire and navigation ECU.

REMOVE NO. 1 WIRING HARNESS CLAMP BRACKET

Remove the screw.