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Navigation Ecu: Replacement

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

  1. REMOVE LUGGAGE COMPARTMENT FLOOR MAT (SEE  REPLACEMENT  ) 
  2. REMOVE DECK TRIM SIDE BOARD RH (SEE  REPLACEMENT  ) 
  3. REMOVE REAR FLOOR FINISH PLATE (SEE  REPLACEMENT  ) 
  4. SEPARATE LUGGAGE COMPARTMENT TRIM COVER FRONT (SEE  REPLACEMENT  ) 
  5. REMOVE LUGGAGE COMPARTMENT TRIM COVER ASSY RH (SEE  REPLACEMENT  ) 
  6. REMOVE NAVIGATION ECU W/BRACKET 
    1. Disconnect the connector.
    2. Remove the 2 nuts and navigation ECU with bracket.
      Fig 1: Removing Nuts And Navigation ECU With Bracket
      G03514025Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NAVIGATION ECU W/BRACKET 
    1. Remove the 2 screws.
      Fig 2: Removing Screws Of Navigation ECU W/Bracket
      G03514026Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the navigation ECU with bracket along the guide as shown in the illustration.
      Fig 3: Removing Navigation ECU With Bracket Along Guide
      G03514027Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 4 screws and 2 brackets.

      HINT:

      After the replacement, perform the screen noise automatic adjustment when screen noise occurs (SEE POWER SOURCE CIRCUIT (STEREO COMPONENT AMPLIFIER ASSY) ).

      Fig 4: Removing Screws And Brackets
      G03514028Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002