LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> IS 350 >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Navigation) >> Navigation Ecu >> Removal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Navigation Ecu: Removal

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. EJECT MAP DISC 
    1. Turn the engine switch on (ACC).
    2. Apply protective tape to the places shown in the illustration.
      Fig 1: Identifying Protective Tape Applying Location
      G05753763Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Insert 2 precision screwdrivers (1.5 or less) into the holes on both sides of the clock assembly at the angle shown in the illustration.
      NOTE: Do not pry on the clock assembly with the screwdrivers as they may damage the clock assembly.

      HINT:

      If precision screwdrivers are not available, use in-vehicle tools (part No. 09135-53010).

      Fig 2: Inserting Precision Screwdrivers Into Holes On Both Sides Of Clock Assembly
      G05753764Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Insert a protective taped screwdriver from the underside of the hazard switch and pull and remove the clock assembly.
      NOTE: Do not pry on the hazard switch with the screwdriver as it may damage the switch.
    5. Remove the 2 precision screwdrivers.
    6. Push the "MENU" button.
    7. Touch "Map DVD" on the navigation screen.
    8. Touch "EJECT DVD" on the navigation screen to eject the map disc.
    9. Temporarily reinstall the clock assembly to make the removal of the multi-display assembly easier.
      Fig 3: Removing Clock Assembly
      G05753765Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE: Do not install the clock assembly completely because it will be removed later.
    10. Turn the engine switch off.
  2. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY  (See REMOVAL )
  3. REMOVE UPPER NO. 1 CONSOLE PANEL GARNISH  (See REMOVAL )
  4. REMOVE UPPER NO. 2 CONSOLE PANEL GARNISH  (See REMOVAL )
  5. REMOVE CONSOLE PANEL SUB-ASSEMBLY  (See REMOVAL )
  6. REMOVE FRONT ASH RECEPTACLE ASSEMBLY  (See REMOVAL )
  7. REMOVE NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY  (See REMOVAL )
  8. REMOVE CENTER LOWER INSTRUMENT CLUSTER FINISH PANEL  (See REMOVAL )
  9. REMOVE MULTI-DISPLAY WITH RADIO RECEIVER ASSEMBLY  (See REMOVAL )
  10. REMOVE NO. 1 RADIO BRACKET  (See REMOVAL )
  11. REMOVE NO. 2 RADIO BRACKET  (See REMOVAL )
  12. REMOVE MULTI-DISPLAY ASSEMBLY 
    1. Slide the multi-display assembly in the direction shown by the arrow to remove the multi-display assembly.
      Fig 4: Sliding Multi-Display Assembly
      G05753766Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE NAVIGATION ECU 
    1. Disconnect the connectors.
      Fig 5: Identifying Navigation ECU Connector
      G05753767Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 4 screws and navigation ECU
      Fig 6: Identifying Navigation ECU Screws
      G05753768Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
scientia non olet · About LEMON Manuals