Navigation Ecu: Replacement

WARNING: This page is about a different car, the 2003 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

COMPONENTS: See COMPONENTS

REMOVE NAVIGATION ECU COVER
1. Disengage the 2 clips and 2 claws, then remove the navigation ECU cover.
  
  Fig 1: Removing Navigation ECU Cover
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE NAVIGATION ECU
1. Remove the 2 clamps.
2. Disconnect the connectors.
3. Remove the 2 bolts and navigation ECU.
  
  Fig 2: Removing Clamps And Bolts Navigation ECU
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE NAVIGATION ECU BRACKET
1. Remove the 4 screws and the navigation ECU bracket.
  
  Fig 3: Removing Screws And Navigation ECU Bracket (1 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 4: Removing Screws And Navigation ECU Bracket (2 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002