NHTSA ID Number: 11014181
Manufacturer Communication Number: L-SB-0057-22 Rev2
TSB/Document Date: 2025-02-12
Summary
Some 2018 – 2025 model year Lexus
vehicles equipped with the Enform™ 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
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.
© 2025 Lexus, a division of Toyota Motor Sales, USA
Page 7 of 16
L-SB-0057-22
Rev2
December 7, 2022
Enform 2.0 Dynamic Navigation Map Update Process
Dynamic Navigation Update (continued)
17. Enter the navigation data into the
Navigation Update Wizard form.
A. Select the correct USB part number
(found on the SST packaging, starts
with “TLAW”).
Figure 13.
B. Input the map update ID into TIS
(without hyphens).
C. Input the old map date into TIS using
the following format: YYYYMMDD
(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.
20. Record the license key that is generated.
Figure 15.
NOTE
It is recommended to print this page.
© 2025 Lexus, a division of Toyota Motor Sales, USA
Page 8 of 16
L-SB-0057-22
Rev2
December 7, 2022
Page 9 of 16
Enform 2.0 Dynamic Navigation Map Update Process
Dynamic Navigation Update (continued)
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.
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.
© 2025 Lexus, a division of Toyota Motor Sales, USA
L-SB-0057-22
Rev2
December 7, 2022
Page 10 of 16
Enform 2.0 Dynamic Navigation Map Update Process
Dynamic Navigation Update (continued)
A. Allow the update to complete.
Figure 19.
NOTE
This process will take approximately
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.
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.
© 2025 Lexus, a division of Toyota Motor Sales, USA
L-SB-0057-22
Rev2
December 7, 2022
Page 11 of 16
Enform 2.0 Dynamic Navigation Map Update Process
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 button two times with the brake pedal released.
3. Select the MAP button on the touch pad.
Figure 22.
4. Press the Map Options icon on the
navigation screen.
Figure 23.
5. Select Map Data on the
Map Options menu.
Figure 24.
© 2025 Lexus, a division of Toyota Motor Sales, USA
L-SB-0057-22
Rev2
December 7, 2022
Enform 2.0 Dynamic Navigation Map Update Process
Embedded Navigation Update (continued)
6. Record the old map date (YYYYMMDD)
and expiration date from the
navigation screen.
Figure 25.
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.
A. Select the TIS tab.
Figure 28.
B. Select the Diagnostics tab.
C. Select the Navigation tab.
D. Re-enter your password.
E. Select Login.
© 2025 Lexus, a division of Toyota Motor Sales, USA
Page 12 of 16
L-SB-0057-22
Rev2
December 7, 2022
Enform 2.0 Dynamic Navigation Map Update Process
Embedded Navigation Update (continued)
11. Select AWTEC from the Select Navigation
Manufacturer dropdown menu.
Figure 29.
12. Enter the 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.
© 2025 Lexus, a division of Toyota Motor Sales, USA
Page 13 of 16
L-SB-0057-22
Rev2
December 7, 2022
Enform 2.0 Dynamic Navigation Map Update Process
Embedded Navigation Update (continued)
14. Enter the navigate-on 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: YYYYMMDD
(without hyphens).
D. Enter the VIN.
E. Enter the repair order number.
F. Enter the expiration date.
G. Select Submit.
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. Record the license key that is generated.
Figure 33.
NOTE
It is recommended to print this page.
© 2025 Lexus, a division of Toyota Motor Sales, USA
Page 14 of 16
L-SB-0057-22
Rev2
December 7, 2022
Page 15 of 16
Enform 2.0 Dynamic Navigation Map Update Process
Embedded Navigation Update (continued)
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.
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 37 will display. If Figure 37
displays, continue to step 24.
NOTE
Navigation map data will load when this
process completes.
© 2025 Lexus, a division of Toyota Motor Sales, USA
L-SB-0057-22
Rev2
December 7, 2022
Page 16 of 16
Enform 2.0 Dynamic Navigation Map Update Process
Embedded Navigation Update (continued)
A. Allow the update to complete.
Figure 37.
NOTE
This process will take approximately
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.
24. After completing the head unit software
update, the Map Update screen will display
and the navigation map update will
begin automatically.
Figure 38.
NOTE
This process will take approximately
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.
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TSB/Document ID: L-SB-0057-22 Rev2
Replacement Service Bulletin Number:
MFR Communication Date: 2025-01-14
MFR Internal Campaign ID/Software Version: L-SB-0057-22 Rev2
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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