TSB004321Rev2

T-SB-0043-21
Rev2
June 9, 2021
Audio Head Unit Software Update (Panasonic)
Service
Category
Audio/Visual/Telematics
Section
Navigation/Multi Info Display
Market USA
Applicability
YEAR(S)
MODEL(S)
2020 - 2022
4Runner, Camry, Camry HV,
Highlander, Highlander HV,
Sequoia
2021 - 2022
Mirai, Sienna HV, Venza HV
2020 - 2021
Tundra
ADDITIONAL INFORMATION
REVISION NOTICE
July 14, 2022 Rev2:
 Applicability has been updated to include 2021 – 2022 model year Mirai vehicles.
 The Introduction, Software Update Information, and Software Update Procedure sections have
been updated.
January 07, 2022 Rev1:
 Applicability has been updated to include 2022 model year 4Runner, Camry, Camry Hybrid,
Highlander, Highlander Hybrid, Sequoia, Sienna Hybrid, and Venza Hybrid vehicles.
Any previous printed versions of this bulletin should be discarded.
SUPERSESSION NOTICE
The information contained in this bulletin supersedes Service Bulletin No. T-SB-0066-20.
 The entire bulletin has been updated.
Service Bulletin No. T-SB-0066-20 is obsolete and any printed versions should be discarded.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Introduction
Some 2020 model year vehicles equipped with Audio Plus (version 1060) or Premium Audio
(version 1060) or earlier may exhibit the following condition:

Distorted screen when using Apple CarPlay® while making a hands-free phone call.
Some 2020 model year vehicles equipped with Audio Plus (version 1021) or Premium Audio
(version 1021) or earlier may exhibit one or more of the following conditions:

Barge in function defaulted to OFF.

Limited phone book grammar.

Difficult Hand Free operation.

Abnormal Electronic Owner’s Manual operation.

Music does not automatically resume when using Android Auto™.

Cover art is not displayed.

Vehicle position is not sent to Destination Assist server.
System inoperative after using the return button when using voice recognition.

Some 2020 model year vehicles equipped with Audio Plus (version 1035) or Premium Audio
(version 1035) or earlier may exhibit one or both of the following conditions:

Abnormal screen play while using Apple CarPlay® (primarily during phone calls).

Poor sound quality during phone calls while using Apple CarPlay®.
Some 2020 model year vehicles equipped with Audio Plus (version 1047) or Premium Audio
(version 1047) or earlier may exhibit one or more of the following conditions:

USB audio does not resume after ignition cycle.

Intermittent rebooting.

Bluetooth disconnecting during a phone call when using Apple CarPlay®.

Intermittent screen freezing.

Navigation intermittently will not boot up.

Home Screen Audio widget is blank after a Destination Assist call.

Song, artist, or album data missing.

Abnormal clock operation.

Apple CarPlay® intermittently inoperative.

Radio takes a long time to boot up.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Introduction (continued)
Some 2020 – 2021 model year vehicles equipped with Audio Plus (version 1065) or
Premium Audio (version 1065) or earlier may exhibit one or more of the following conditions:

Bluetooth Audio not displayed on the MID (Multi-information Display).

Unable to connect iPhone® device via USB.

iOS device inoperative until IG-OFF/ON.
Some 2020 – 2021 model year vehicles equipped with Audio Plus (version 1101) or Premium
Audio (version 1101) or earlier may exhibit one or more of the following conditions:

Audio does not resume after playing voicemail in Apple CarPlay®.

Repeat icon does not match what is displayed on the handset in Apple CarPlay®.

No sound from Siri®.

Abnormal Voice Recognition Operation when connecting a phone for Projection Mode.

Apple CarPlay® music will stop intermittently after IG-ON.

Incorrect cover art is intermittently displayed during Apple CarPlay®.

Unable to change volume while listening to voicemail.

Apple CarPlay® audio intermittently resumes.

MAP switch intermittently does not work with Android AutoTM.

Intermittent pop noise when listening to USB audio.

Intermittent blank screen.

Blower speed incorrectly displayed.
Some 2020 – 2022 model year vehicles equipped with Audio Plus (version 1122) or Premium
Audio (version 1124) or earlier may exhibit one or more of the following conditions:

Intermittent Radio Rebooting.

Tune knob doesn’t change the track in all audio sources.

“Waiting for the beep” is displayed, but voice recognition does not start.

Music does not resume when changing the volume, and the audio source is paused.

Blower motor mode does not match the actual blower mode.

Apple CarPlay® does not start immediately after connecting iPhone®.

Rear Seat Entertainment equipped vehicles have inoperative track controls.

Incorrect FM and XM® genre information.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Introduction (continued)
Some 2021 – 2022 model year Mirai vehicles equipped with Teammate™ may exhibit the
following condition:

No OTA update icon for Teammate™.
Some 2020 – 2022 model year vehicles equipped with Audio Plus (version 1162) or
Premium Audio (version 1150) or earlier may exhibit one or more of the following conditions:
 Multimedia system reboots when iPhone® is connected via USB.

Energy flow information is missing on energy monitor screen.

Clearance sonar indication on backup camera screen is missing.

Audio from USB devices intermittently works.

iPhone® ringer continues after answering call.
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
EL1920
DESCRIPTION
TIME
OFP
T1
T2
0.3
86120-#####*
86140-#####*
86840-#####*
86800-#####*
87
74
Software Update
*Warranty claim MUST be submitted with the correct 10-digit OFP. Choose the correct OFP for the vehicle being
repaired by searching for the parts in the Electronic Parts Catalog using the VIN filter.
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.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Software Update Information
MODEL
HEAD UNIT
SOFTWARE UPDATE FILE
Audio Plus
17TDT1NA-DA30_0111.kwi
DCU
4Runner
17TDT2NA-DA30_0111.kwi
Premium Audio
MEU
17TMT2NA-DA50_0111.kwi
17TDT1NA-DA30_0111.kwi
17TDT1NA-DA35_0111.kwi
Audio Plus
DCU
Camry, Camry HV
17TDT2NA-DA30_0111.kwi
17TDT2NA-DA35_0111.kwi
Premium Audio
Highlander,
Highlander HV
12.3-in. Touch
Screen
Premium Audio
MEU
17TMT2NA-DA50_0111.kwi
DCU
17TDTENA-DA30_0111.kwi
17TMTENA-DA50_0111.kwi
MEU
17TMTENA-DA52_0011.kwi
Mirai
Premium Audio
17TDT2NA-DA55_0111.kwi
Audio Plus
DCU
Sequoia
17TDT1NA-DA30_0111.kwi
17TDT2NA-DA30_0111.kwi
MEU
17TMT2NA-DA50_0111.kwi
DCU
17TDT2NA-DA30_0111.kwi
MEU
17TMT2NA-DA50_0111.kwi
DCU
17TDTENA-DA50_0111.kwi
MEU
17TMTENA-DA53_0106.kwi
DCU
17TDT2NA-DA55_0111.kwi
MEU
17TMT2NA-DA50_0111.kwi
Premium Audio
Tundra
Venza HV
Sienna HV
12.3-in. Touch
Screen
Premium Audio
Premium Audio
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 directly 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.
© 2021 Toyota Motor Sales, USA
T-SB-0043-21
Rev2
June 9, 2021
Audio Head Unit Software Update (Panasonic)
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.
4. Scroll down and select Software Update.
Figure 3.
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Audio Head Unit Software Update (Panasonic)
Software Update Procedure (continued)
5. Verify that the software version is the same
or earlier as 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 is turned OFF, repeat steps 1 – 4 to re-enter the Software Update screen.
7. Insert the prepared USB flash drive into the
vehicle’s USB data port.
Figure 5.
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Audio Head Unit Software Update (Panasonic)
Software Update Procedure (continued)
8. Verify that the NEW software is up to date on the Software Update screen.
Table 1. Software Version Information for All Models Except for Venza and Mirai
AUDIO PLUS
PREMIUM AUDIO
TYPE
CURRENT VERSION
NEW VERSION
CURRENT VERSION
Audio
<1162
1225
<1162
Navigation
–
–
<1150
NEW VERSION
1225
Table 2. Software Version Information for Venza 12.3-in Touch Screen
PREMIUM AUDIO
TYPE
CURRENT VERSION
NEW VERSION
Audio
<1162
1225
Navigation
<1100
1100
Table 3. Software Version Information for Mirai
PREMIUM AUDIO
TYPE
CURRENT VERSION
NEW VERSION
Audio
<1162
1225
Navigation
<1045
1045
9. Press the Update Software button in the
lower right-hand corner.
Figure 6.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Software Update Procedure (continued)
10. Select OK on the
Software Update Detail screen.
Figure 7.
11. Select Agree on the
Terms of Service screen.
Figure 8.
12. Select Yes on the “Would you like to start the
software update?” pop-up.
Figure 9.
© 2021 Toyota Motor Sales, USA
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Audio Head Unit Software Update (Panasonic)
Software Update Procedure (continued)
13. Once the head unit begins installation, the
update will take about 10 minutes.
Figure 10.
NOTE
 Do NOT turn OFF the engine or ACC
BEFORE the software is ready
for updating.
 Do NOT remove the USB flash drive out of
the vehicle USB port before the software is
ready for updating.
14. When “The software is ready for updating”
screen appears, turn the engine OFF.
Figure 11.
15. Turn the ignition ON to complete the software update.
16. Once the software update is complete, remove the USB flash drive.
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Audio Head Unit Software Update (Panasonic)
Software Update Procedure (continued)
17. Perform steps 1 – 4 to verify that the
software version matches the current
Software Version Information table below.
Figure 12.
Table 4. Software Version Information for All Models Except for Venza and Mirai
AUDIO PLUS
PREMIUM AUDIO
TYPE
CURRENT VERSION
Audio
1225
Navigation
–
NEW VERSION
CURRENT VERSION
NEW VERSION
–
1225
–
Table 5. Software Version Information for Venza 12.3-in Touch Screen
PREMIUM AUDIO
TYPE
CURRENT VERSION
Audio
1225
Navigation
1100
NEW VERSION
–
Table 6. Software Version Information for Mirai
PREMIUM AUDIO
TYPE
CURRENT VERSION
Audio
1225
Navigation
1045
© 2021 Toyota Motor Sales, USA
NEW VERSION
–