Canada - Navigation System - Update For Various Issues
BulletinTSB2646R
Issue Date
April 17, 2009
Title
NAVIGATION SYSTEM FIRMWARE IMPROVEMENT
Component
ELECTRICAL
Models
'10 All applicable vehicles
TSB REVISION NOTICE
- January 28, 2010: The TSB title has been changed.
- Applicability has been updated to include additional 2010 models.
- The Introduction has been updated.
- The Navigation Program Update Disc is no longer used. ETAS is now used to download the software.
Any previous printed versions of this service bulletin should be discarded.
INTRODUCTION:
NOTE
Do NOT perform a map update until this TSB has been performed.
Some customers with certain 2010 Lexus models may express concerns about one or more of the following conditions:
- Steering wheel volume controls are intermittently inoperative.
- Navigation System region code intermittently will reset to region US9.
- Slow response from Bluetooth address book voice commands.
- Black screen condition after shifting from reverse to park.
- Air conditioning screen may not appear when changing blower speed.
- iPod scrolling speed is slow.
- Display constantly shows "Calculating" on right side of screen while driving on freeway.
- Slow response at times from navigation system.
- GPS coordinates shown instead of destination address.
Navigation firmware has been updated to allow updating map to version 9.1 or later. Updated navigation system software has also been developed to remedy these conditions. Use the following procedure to address customers' concerns.
APPLICABILITY:
PRODUCTION CHANGE INFORMATION:
This TSB applies to all 2010 GS 460 vehicles with navigation systems and to vehicles produced BEFORE the Production Change Effective VINs shown.
WARRANTY INFORMATION:
REPAIR PROCEDURE:
Loading Map Firmware onto Navigation Update Tool
NOTE
Navigation Update Tool MUST have latest "Navigation Program Installer" before performing this TSB. For installation procedure, refer to TSB2438.
1. Turn on ETAS Techstream.
2. Log into ETAS.
3. Download the "Vehicle Navigation Software Update" from ETAS.
A. Click on the TOOLS tab.
B. Click on the DIAGNOSTIC TESTER tab.
C. Click on the SOFTWARE and UPDATES tab.
D. Click on the appropriate "Vehicle Navigation Software Update" under Available Software Updates.
4. Click Save from the "File Download - Security Warning" screen and choose the desktop as the location to save this file.
5. Connect the Navigation Update Tool to the PC using the USB cable.
6. Turn the Navigation Update Tool power supply ON. Select the Navigation Program Installer and Display the Navigation Update Tool Main Menu screen on the PC.
7. Click the "Load Navigation Unit Update" icon.
8. Click "Browse" and navigate to the desktop, choose the appropriate update file.
NOTE
Please verify the version matches the applicable vehicle.
9. Click "Load".
NOTE
Please verify the version matches the applicable vehicle.
10. Verify that both the Transfer Mode Display Light (green) and Power Supply Display Light (blue) are lit, then click "Continue".
11. The software will perform a connection check with the Navigation Update Tool, in the event an error is shown please recheck USB connection.
12. Navigation Firmware is ready to be loaded onto the Navigation Update Tool, click "Continue".
NOTE
Please verify the version matches the applicable vehicle.
13. Navigation Firmware will now load into the Navigation Update Tool.
14. Once the Navigation Firmware is successfully loaded onto the Navigation Update Tool, Click "Continue" to finish the installer.
15. Disconnect the navigation tool from the PC.
Loading Map Firmware into Vehicle Navigation System
NOTE
Vehicle ignition should be OFF before starting this procedure.
1. Connect the Navigation Update Tool to the vehicle (Tool MUST be disconnected from the PC).
2. Connect the GR8 battery diagnostic station to the vehicle.
3. Turn the Ignition ON (engine OFF) and wait for the "Caution" screen to appear.
4. Select "Show on Map" switch.
5. Hold down the Menu button on the Remote Touch interface and turn the light switch from OFF to tail light position 3 or more times until the navigation system enters the diagnostic mode.
For touch screen vehicles (ES 350, IS 250C/350C, GS 350/450h/460, LX 570, SC 430): Press the INFO switch and turn the light switch from OFF to tail light position 3 or more times until the navigation system enters the diagnostic mode.
6. Select the Program Update button from the Service Menu.
7. Select the OK button.
NOTE
Load time for the program update is between 5 and 15 minutes.
8. When the ECU Selection Screen appears, confirm the current version is less than the New version. If yes, then select the "Select" button. If no, then select End and go to step 11.
9. When EMV-M screen is shown select OK.
10. After about 1 minute, if the update was successful the display will indicate "Updating complete" at the top of the screen. Select OK to continue.
11. Confirm the Current version matches one of those shown. Select End to complete the procedure.
NOTE
If Current Version does NOT match one of those listed above, switch the vehicle off and start again at step 1 of this bulletin.
12. Cycle the ignition OFF to finish the updating procedure.
13. Cycle the ignition ON and confirm normal Navigation System operation.
NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.