NHTSA ID Number: 10168522
Manufacturer Communication Number: T-SB-0146-19
TSB/Document Date: 2019-12-02
Summary
TSB: Some 2020 model year Tundra vehicles equipped with Entune? 3.0 Audio Plus (version 1186) or earlier may exhibit one or more of the following conditions: ? WiFi intermittently inoperative ? DTC B15DB present ? Changing the Auto Relock Timer setting also changes the Remote 2-Press unlock setting A software update is now available to address these conditions. Follow the Software Update Procedure in this bulletin to update the software.
T-SB-0146-19
October 16, 2019
Entune Audio Head Unit Software Update (Denso-Ten)
Service
Category
Audio/Visual/Telematics
Section
Navigation/Multi Info Display
Market USA
Applicability
YEAR(S)
MODEL(S)
2020
Tundra
ADDITIONAL INFORMATION
Introduction
Some 2020 model year Tundra vehicles equipped with Entune™ 3.0 Audio Plus (version 1186) or
earlier may exhibit one or more of the following conditions:
WiFi intermittently inoperative
DTC B15DB present
Changing the Auto Relock Timer setting also changes the Remote 2-Press unlock setting
A software update is now available to address these conditions. Follow the Software Update
Procedure in this bulletin to update the software.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EL1916
Software Update
0.3
86140-0C350
87
74
APPLICABLE WARRANTY
This repair is covered under the Toyota
Basic Warranty. This warranty is in effect for 36 months
or 36,000 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.
© 2019 Toyota Motor Sales, USA
Page 1 of 6
T-SB-0146-19
October 16, 2019
Page 2 of 6
Entune Audio Head Unit Software Update (Denso-Ten)
Software Update Information
MODEL
HEAD UNIT
SOFTWARE UPDATE FILE
Tundra
Entune™ 3.0 Audio Plus
17TDT1NA-CA31_1210.kwi
MULTIMEDIA SOFTWARE FILE DOWNLOAD
The multimedia software update file may be downloaded directly from this Service Bulletin by
clicking on the file name in the table above. Once downloaded, the file may be extracted (unzipped)
from the zip file and saved to a blank USB flash drive.
For USB flash drive requirements and download instructions, refer to TIS – Diagnostics –
Reprogramming – Reference Documents – Multimedia Software Download Instructions.
Software Update Procedure
1. Turn ON the ignition.
2. Press the Menu button on the radio
faceplate, then select Setup.
Figure 1.
3. Select General on the Setup screen.
Figure 2.
© 2019 Toyota Motor Sales, USA
T-SB-0146-19
October 16, 2019
Page 3 of 6
Entune Audio Head Unit Software Update (Denso-Ten)
Software Update Procedure (continued)
4. Scroll down and select Software Update.
Figure 3.
5. Verify that the software version is the same
or earlier than indicated in the Introduction.
Figure 4.
6. If the software needs to be updated, download the software from the Software Update
Information section onto an empty USB flash drive.
NOTE
If the vehicle has been turned OFF, repeat steps 1 – 5 to re-enter the Software Update screen.
7. Insert the prepared USB flash drive into the vehicle’s USB port.
8. Verify that the NEW software is up to date on the Software Update screen.
Table 1. Software Version Information
TYPE
Audio
ENTUNE™ 3.0 AUDIO PLUS
CURRENT
NEW
1186
1210
© 2019 Toyota Motor Sales, USA
T-SB-0146-19
October 16, 2019
Entune Audio Head Unit Software Update (Denso-Ten)
Software Update Procedure (continued)
9. Select the Update Software button in the
lower right-hand corner.
Figure 5.
10. Select OK on the
Software Update Detail screen.
Figure 6.
11. Select Agree on the
Terms of Service screen.
Figure 7.
© 2019 Toyota Motor Sales, USA
Page 4 of 6
T-SB-0146-19
October 16, 2019
Entune Audio Head Unit Software Update (Denso-Ten)
Software Update Procedure (continued)
12. Select Yes on the “Would you like to start
the software update?” pop-up.
Figure 8.
13. Once the head unit begins installation, the
update will take approximately 10 minutes.
Figure 9.
NOTE
Do NOT turn OFF the ignition or ACC
BEFORE the software is ready
for updating.
Do NOT remove the USB flash drive until
instructed in step 17.
14. When the “The software is ready for
updating” screen appears, turn OFF
the ignition.
Figure 10.
© 2019 Toyota Motor Sales, USA
Page 5 of 6
T-SB-0146-19
October 16, 2019
Page 6 of 6
Entune Audio Head Unit Software Update (Denso-Ten)
Software Update Procedure (continued)
15. Turn the ignition ON to complete the software update.
16. AFTER turning the ignition ON, the Software
Update screen will appear. Do NOT turn
OFF the ignition or remove the USB flash
drive. The head unit will reboot during
this time.
Figure 11.
17. Once the software update is complete and
the Home screen appears, remove the USB
flash drive.
Figure 12.
18. Perform steps 3 – 6 to verify the software
version matches the current software
version information table below.
Figure 13.
Table 2. Software Version Information
TYPE
Audio
ENTUNE™ 3.0 AUDIO PLUS
CURRENT
NEW
1210
–
© 2019 Toyota Motor Sales, USA
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TSB/Document ID: T-SB-0146-19
Replacement Service Bulletin Number:
MFR Communication Date: 2019-10-16
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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