NHTSA ID Number: 11028722
Manufacturer Communication Number: T-SB-0001-26
TSB/Document Date: 2026-02-11
Summary
Some 2018 – 2024 model year Toyota
vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software.
The expiration date will expire in 90 days
or less.
The customer would like to continue the
dynamic navigation system for a period of
two years from the date of the update.
16. Enter the ACN from the inside of
the pamphlet (obtained from the
parts department).
Figure 12.
© 2026 Toyota Motor Sales, USA
Page 8 of 18
T-SB-0001-26
January 28, 2026
Premium Audio Navigation Map Update Process
Dynamic Navigation Update (continued)
17. Enter the navigation data into the
Navigation Update Wizard form.
Figure 13.
A. Select the correct USB part number
(found on the SST packaging, starts
with “TLAW”).
B. Input the map update ID into TIS
(without hyphens).
C. Input the old map date into TIS using
the following format: YYYYMMD
(without hyphens).
D. Enter the VIN.
E. Enter the repair order number.
F. Enter the expiration date.
G. Select Submit.
18. Check off each item AFTER confirming
that it is correct. If ANY of the information
is incorrect, select the back button.
Figure 14.
19. Select Confirm.
NOTE
If ANY of the navigation data is entered
incorrectly, the update will NOT complete
successfully, and it is possible a NEW ACN
will be required.
© 2026 Toyota Motor Sales, USA
Page 9 of 18
T-SB-0001-26
January 28, 2026
Page 10 of 18
Premium Audio Navigation Map Update Process
Dynamic Navigation Update (continued)
20. Note the license key that is generated.
(It is recommended to print this page.)
Figure 15.
21. Insert the USB flash drive SST into the USB port of the vehicle (usually located under the
navigation head unit, in the center console/armrest, or glove box).
22. Select Update Map on the Map
Data screen.
Figure 16.
23. Select YES.
24. Enter the license key from step 20.
Figure 17.
25. Select OK.
© 2026 Toyota Motor Sales, USA
T-SB-0001-26
January 28, 2026
Page 11 of 18
Premium Audio Navigation Map Update Process
Dynamic Navigation Update (continued)
26. The head unit software MUST be updated
first. Figure 18 will display during
the update.
Figure 18.
If the head unit software is already updated,
Figure 20 will display. If Figure 20 displays,
continue to step 27.
NOTE
Navigation map data will load when this
process completes.
A. Allow the update to complete.
Figure 19.
NOTE
This process will take about 10 minutes.
B. The head unit will prompt to cycle the ignition. Cycle the ignition OFF, then ON
(Ready OFF/Engine OFF) when prompted.
NOTE
Do NOT remove the USB flash drive during this process.
27. After completing the head unit software
update, the Map Update screen will display
and the navigation map update will
begin automatically.
Figure 20.
NOTE
This process will take approximately
45 minutes.
© 2026 Toyota Motor Sales, USA
T-SB-0001-26
January 28, 2026
Page 12 of 18
Premium Audio Navigation Map Update Process
Dynamic Navigation Update (continued)
28. When prompted, remove the USB flash
drive from the vehicle’s USB port.
Figure 21.
29. The map update is complete.
30. Verify navigation operation.
Embedded Navigation Update
1. Search TIS for ANY firmware updates that are available for the selected model and model
year. Complete the firmware update(s) BEFORE installing the map data.
2. Cycle the ignition ON (Engine/Hybrid/EV system OFF).
NOTE
Vehicles WITHOUT Smart Key system:
Turn the ignition key to the ON position.
Vehicles WITH Smart Key system:
Press the Engine Start/Stop switch two times with the brake pedal released.
3. Press the Map button on the navigation
head unit.
Figure 22.
© 2026 Toyota Motor Sales, USA
T-SB-0001-26
January 28, 2026
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
4. Press the Map Options icon on the
navigation screen.
Figure 23.
5. Select Map Data on the Map
Options menu.
Figure 24.
6. Record the old map date (YYYY-MM-DD)
and expiration date from the
navigation screen.
Figure 25.
© 2026 Toyota Motor Sales, USA
Page 13 of 18
T-SB-0001-26
January 28, 2026
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
7. Select Legal Info.
Figure 26.
8. Record the map update ID.
Figure 27.
9. Log into TIS.
10. Log into the Navigation Update Wizard.
Figure 28.
A. Select the TIS tab.
B. Select the Diagnostics tab.
C. Select the Navigation tab.
D. Re-enter your password.
E. Select Login.
© 2026 Toyota Motor Sales, USA
Page 14 of 18
T-SB-0001-26
January 28, 2026
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
11. Select AWTEC from the Select Navigation
Manufacturer dropdown menu.
Figure 29.
12. Enter the vehicle’s VIN and head unit
expiration date.
Figure 30.
NOTE
It is recommended to perform an
Embedded Navigation Update under the
following conditions:
The head unit’s expiration date is valid and
NOT expired.
The head unit’s expiration date will NOT
expire in the next 90 days.
The customer would like to perform an
Embedded Navigation Update during the
last 90 days. (This process will NOT extend
the dynamic navigation system.)
13. Select Submit.
14. Enter the navigation data into the
Navigation Update Wizard form. (An ACN is
NOT required.)
Figure 31.
A. Select the correct USB part number
(found on the SST packaging, starts
with “TLAW”).
B. Input the map update ID into TIS
(without hyphens).
C. Input the old map date into TIS using
the following format: YYYYMMD
(without hyphens).
D. Enter the VIN.
E. Enter the repair order number.
F. Enter the expiration date.
G. Select Submit.
© 2026 Toyota Motor Sales, USA
Page 15 of 18
T-SB-0001-26
January 28, 2026
Page 16 of 18
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
15. Check off each item AFTER confirming that
it is correct. If ANY of the information is
incorrect, select the back button.
Figure 32.
16. Select Confirm.
17. Note the license key that is generated.
(It is recommended to print this page.)
Figure 33.
18. Insert the USB flash drive SST into the USB port of the vehicle (usually located under the
navigation head unit, in the center console/armrest, or glove box).
19. Select Update Map on the
Map Data screen.
Figure 34.
20. Select Yes.
© 2026 Toyota Motor Sales, USA
T-SB-0001-26
January 28, 2026
Page 17 of 18
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
21. Enter the license key from step 17.
Figure 35.
22. Select OK.
23. The head unit software MUST be updated
first. Figure 36 will display during
this process.
Figure 36.
If the head unit software is already updated,
Figure 38 will display. If Figure 38 displays,
continue to step 24.
NOTE
Navigation map data will load when this
process completes.
A. Allow the update to complete.
Figure 37.
NOTE
This process will take about 10 minutes.
B. The head unit will prompt to cycle the ignition. Cycle the ignition OFF, then ON
(Ready OFF/Engine OFF) when prompted.
NOTE
Do NOT remove the USB flash drive during this process.
© 2026 Toyota Motor Sales, USA
T-SB-0001-26
January 28, 2026
Premium Audio Navigation Map Update Process
Embedded Navigation Update (continued)
24. The Map Update screen will display
and the navigation map update will
begin automatically.
Figure 38.
NOTE
This process will take about 45 minutes.
25. When prompted, remove the USB flash
drive from the vehicle’s USB port.
Figure 39.
26. The map update is complete.
27. Verify navigation operation.
© 2026 Toyota Motor Sales, USA
Page 18 of 18
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TSB/Document ID: T-SB-0001-26
Replacement Service Bulletin Number:
MFR Communication Date: 2026-01-28
MFR Internal Campaign ID/Software Version: T-SB-0001-26
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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