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Home >> Toyota >> 2021 >> RAV4 Prime XSE >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Navigation System - Service Information (PHEV) >> Navigation Ecu >> Removal [06/2020 - 10/2022] >> Procedure

Removal [06/2020 - 10/2022]: Procedure

  1. PRECAUTION 

    Refer to PRECAUTION [06/2020 - 10/2022]

    NOTE:
    • When replacing the radio and display receiver assembly or navigation ECU, always replace it with a new one. If a radio and display receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
      • A communication malfunction DTC may be stored.
      • The radio and display receiver assembly or navigation ECU may not operate normally.
    • When performing the following work, the navigation system may restart when turning the power switch ACC (due to radio and display receiver assembly and navigation ECU certification).
      • Repair or replace the negative (-) auxiliary battery terminal due to it being disconnected or depleted.
      • The radio and display receiver assembly or navigation ECU replacement or removal and installation.
  2. REMOVE CONSOLE BOX ASSEMBLY 

    Refer to REMOVAL [06/2020 - 12/2021] , or refer to REMOVAL [12/2021 - ]

  3. REMOVE AIR CONDITIONING CONTROL ASSEMBLY 

    Refer to PROCEDURE - Step 1

  4. REMOVE LOWER CENTER INSTRUMENT PANEL FINISH PANEL 

    Refer to PROCEDURE - Step 12 [06/2020 - 12/2021] , or refer to PROCEDURE - Step 12 [12/2021 - 10/2022]

  5. REMOVE NAVIGATION ECU WITH BRACKET 
    1. Remove the 2 bolts.
      GTY985794Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Connector
    2. Detach the clamp.
    3. Disconnect the 3 connectors.
    4. Place your hand at the position shown in the illustration, and then while bending the instrument panel safety pad assembly, detach the guide and remove the navigation ECU with bracket.
      GTY987227Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Place Hand Here
      Remove in this Direction
    5. Disconnect each connector.

      HINT: 

      Remove the navigation ECU with bracket together with the No. 2 navigation wire, No. 2 antenna cord sub-assembly and telephone ECU wire (to transceiver).

  6. REMOVE NO. 2 ANTENNA CORD SUB-ASSEMBLY 
    1. Disconnect the 4 connectors.
      GTY986013Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the clamp and remove the No. 2 antenna cord sub-assembly.
  7. REMOVE NO. 2 NAVIGATION WIRE 
    1. Disconnect the connector.
      GTY986018Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the clamp and remove the No. 2 navigation wire.
  8. REMOVE TELEPHONE ECU WIRE (TO TRANSCEIVER) 
    1. Disconnect the 2 connectors.
      GTY985830Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the clamp and remove the telephone ECU wire (to transceiver).
  9. REMOVE NO. 1 MULTI-MEDIA MODULE BRACKET 
    1. Remove the 3 screws and No. 1 multi-media module bracket.
      GTY985833Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE NO. 2 MULTI-MEDIA MODULE BRACKET 
    1. Remove the 4 screws and No. 2 multi-media module bracket.
      GTY986072Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE NAVIGATION ECU 
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