Navigation System - Updates For Various Issues
L-SB-0039-09Rev1
April 15, 2009
Navigation System Firmware Improvement
Service Category
Audio/Visual/Telematics
Section
Navigation/Multi Info Display
Market
USA
Applicability
TSIB REVISION NOTICE
^ December14, 2009 Rev1:
^ Applicability has been updated to include additional 2010 models.
^ The Introduction has been updated.
^ The Navigation Program Update Disc is no longer used. TIS 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 TSIB 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 U59.
^ XM NavTraffic will not function properly after renewing XM traffic subscription.
^ 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.
Production Change Information
This TSIB applies to all 2010 GS 460 vehicles with navigation systems and to vehicles produced BEFORE the Production Change Effective VINs shown.
Warranty Information
APPLICABLE WARRANTY
^ This repair is covered under the Lexus Comprehensive Warranty. This warranty is in effect for 48 months or 50,000 miles, whichever occurs first, from the vehicle's in-service date.
^ Warranty application is limited to occurrence of the specified condition described in this bulletin.
NOTE
This should be a labor claim only since navigation software is downloaded from TIS.
Required Tools & Equipment
Repair Procedure
Loading Map Firmware onto Navigation Update Tool
NOTE
Navigation Update Tool MUST have latest �Navigation Program Installer" before performing this TSIB. For installation procedure, refer to TSIB L-SB-0180-09, "HDD Navigation Program Setup".
1. Turn on TIS Techstream.
2. Log into TIS.
3. Download the appropriate "Vehicle Navigation Software Update" from TIS.
A. Click on the TIS tab.
B. Click on the Diagnostics tab.
C. Click on the Tools & Equipment tab.
D. Click on the Navigation Update Tool tab under Tools.
E. Click on the appropriate "Vehicle Navigation Software Update" under Available Software Updates.
NOTE
If the TIS division is NOT set to Lexus (under the My Account area), the Navigation Update Tool tab will NOT display. Navigation Update is a Lexus ONLY TIS option at this time.
4. Click Open to begin the download.
NOTE
The file is large and may take up to 10 minutes to download.
5. Connect the Navigation Update Tool to the PC using the USB cable.
A. Make sure the USB cable is secured in both the PC and Navigation Update Tool USB ports.
B. Confirm the Navigation Update Tool is powered correctly.
C. Turn the power ON.
D. Click Continue.
6. Verify that both the Transfer Mode Display Light (green) and Power Supply Display Light (blue) are lit then click Continue.
7. The software will perform a connection check with the Navigation Update Tool. In the event an error is shown please recheck the USB connection.
8. Navigation Firmware is ready to be loaded onto the Navigation Update Tool click Continue.
9. Navigation Firmware will now load onto the Navigation Update Tool.
10. Once the Navigation Firmware is successfully loaded onto the Navigation Update Tool click Continue to finish the installer.
11. 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 click the Select button. If no, then click 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.
12. Cycle the ignition OFF to finish the updating procedure.
13. Cycle the ignition ON and confirm normal Navigation System operation.
14. Refer to TIS, Diagnostics, Tools & Equipment tab for the latest navigation Map Update TSIB.