Navigation Ecu Removal

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Navigation. Lexus Is250, Is220D. Gse20 Ale20

  1. EJECT MAP DISC

  2. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY (for Automatic Transmission)

  3. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY (for Manual Transmission)

  4. REMOVE UPPER NO. 1 CONSOLE PANEL GARNISH (for Automatic Transmission)

  5. REMOVE UPPER NO. 2 CONSOLE PANEL GARNISH (for Automatic Transmission)

  6. REMOVE CONSOLE PANEL SUB-ASSEMBLY (for Automatic Transmission)

  7. REMOVE REAR CONSOLE PANEL SUB-ASSEMBLY (for Manual Transmission)

  8. REMOVE FRONT CONSOLE PANEL SUB-ASSEMBLY (for Manual Transmission)

  9. REMOVE FRONT ASH RECEPTACLE SUB-ASSEMBLY

  10. REMOVE CONSOLE BOX REGISTER ASSEMBLY

  11. REMOVE CONSOLE BOX

  12. REMOVE NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY

  13. REMOVE CENTER LOWER INSTRUMENT CLUSTER FINISH PANEL

  14. REMOVE MULTI-DISPLAY WITH RADIO RECEIVER ASSEMBLY

  15. REMOVE NO. 1 RADIO BRACKET

  16. REMOVE NO. 2 RADIO BRACKET

  17. REMOVE MULTI-DISPLAY ASSEMBLY

  18. REMOVE NAVIGATION ECU

Navigation Ecu -- Removal



1. EJECT MAP DISC
  1. Turn the engine switch on (ACC).



    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Apply protective tape to the places shown in the illustration.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Insert 2 precision screwdrivers (φ1.5 or less) into the holes on both sides of the clock assembly at the angle shown in the illustration.

    NOTICE:
    Do not pry on the clock assembly with the screwdrivers as it may damage the clock assembly.
    HINT:
    If precision screwdrivers are not available, use in-vehicle tools (part No. 09135-53010).


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Insert a protective taped screwdriver from the underside of the hazard switch and pull and remove the clock assembly.

    NOTICE:
    1. Do not pry on the hazard switch with the screwdriver as it may damage the switch.
  1. Remove the 2 precision screwdrivers.

  1. Push the "MENU" button.

  1. Touch "Map DVD" on the navigation screen.

  1. Touch "EJECT DVD" on the navigation screen to eject the map disc.

  1. Temporarily reinstall the clock assembly to make the removal of the multi-display assembly easier.

    NOTICE:
    Do not install the clock assembly completely because it will be removed later.
  1. Turn the engine switch off.



2. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY (for Automatic Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Turn the shift lever knob counterclockwise and remove the shift lever knob sub-assembly.



3. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY (for Manual Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Turn the shift lever knob counterclockwise and remove the shift lever knob sub-assembly.



4. REMOVE UPPER NO. 1 CONSOLE PANEL GARNISH (for Automatic Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Using a moulding remover, disengage the claw.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Pull the upper No. 1 console panel garnish in the direction indicated by the arrow to disengage the 2 clips and remove it.



5. REMOVE UPPER NO. 2 CONSOLE PANEL GARNISH (for Automatic Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Using a moulding remover, disengage the claw.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Pull the upper No. 2 console panel garnish in the direction indicated by the arrow to disengage the 2 clips and remove it.



6. REMOVE CONSOLE PANEL SUB-ASSEMBLY (for Automatic Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disengage the 8 clips.

  1. Disconnect the connectors and remove the console panel sub-assembly.



7. REMOVE REAR CONSOLE PANEL SUB-ASSEMBLY (for Manual Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Open the snap.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Disengage the 7 claws and 2 clips, and then remove the rear console panel sub-assembly.



8. REMOVE FRONT CONSOLE PANEL SUB-ASSEMBLY (for Manual Transmission)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Open the snap.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Pull the front console panel sub-assembly in the direction indicated by the arrow to disengage the 6 clips and remove it.



9. REMOVE FRONT ASH RECEPTACLE SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 screws <F>.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Pull the front ash receptacle sub-assembly in the direction indicated by the arrow to disconnect the connectors and remove it.



10. REMOVE CONSOLE BOX REGISTER ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the rear ash receptacle assembly.

  1. Disengage the 2 claws and 4 clips, and then remove the console box register assembly.



11. REMOVE CONSOLE BOX


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Remove the 2 bolts <C>.

  1. Disconnect the 2 connectors.

  1. Disengage the 2 clamps.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 bolts <C>.

  1. Disconnect the connector.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 bolts <C>.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Disengage the 2 claws and 2 clips, and then remove the console box.



12. REMOVE NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Using a screwdriver, disengage the 4 claws.

    HINT:
    Tape the screwdriver tip before use.


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Apply protective tape to the areas shown in the illustration.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Using a moulding remover, disengage the 4 claws starting from the right of the No. 3 instrument panel register assembly. Disengage the remaining 3 claws by pulling the No. 3 instrument panel register assembly by hand.

    NOTICE:
    Do not pry the lower part of the No. 3 instrument panel register assembly. Doing so may damage the assembly.
  1. Disconnect the connectors.



13. REMOVE CENTER LOWER INSTRUMENT CLUSTER FINISH PANEL


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disengage the 4 claws and remove the center lower instrument cluster finish panel.



14. REMOVE MULTI-DISPLAY WITH RADIO RECEIVER ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 4 bolts.

  1. Pull the multi-display w/ radio receiver assembly toward the rear of the vehicle.

  1. Disconnect each connector and remove the multi-display.



15. REMOVE NO. 1 RADIO BRACKET


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation Ecu  Removal
  1. Disengage the connector clamp.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 7 bolts and radio No. 1 bracket.



16. REMOVE NO. 2 RADIO BRACKET


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 7 bolts and radio No. 2 bracket.



17. REMOVE MULTI-DISPLAY ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Slide the multi-display in the direction shown by the arrow to remove the multi-display assembly.



18. REMOVE NAVIGATION ECU


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the connectors.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 4 bolts and navigation ECU.