NHTSA ID Number: 11028710
Manufacturer Communication Number: T-SB-0110-24 Rev1
TSB/Document Date: 2026-02-11
Summary
A head unit software update is available for 2022 – 2023 model year GR86 vehicles equipped with Toyota
Multimedia software version 10 or earlier. The software can be updated to version 11 with a USB update. This software update addresses following items: •Display screen is blank (this does not affect the backup camera). •Head unit rebooting (this does not affect the backup camera). •Sirius XM® radio is inoperative. •Bluetooth® disconnects and does not reconnect automatically. •Scroll bar is inoperative even when vehicle is stopped. •Phone screen setting reset after ignition cycle. •Radio and/or media buttons won’t change the display screen. •A “Please go to your retailer to update the Gracenote® Database” message appears unexpectedly. •Apple CarPlay® enhancements. •Android Auto™ enhancements. •A “Software update setup is initializing” message appears during USB update and does not go away. •The touch screen is inoperative. •Unable to switch the audio source. •Radio sound inoperative. •Radio presets reset. •Sirius XM® radio enhancements. •USB audio enhancements. •Phonebook contact name order incorrect. •Text message audible playback stops. •Navigation voice guidance stops. •Unable to make a phone call with phone icon in messages tab. •HD radio enhancements. •CD player does not eject CD. •OTA (Over the Air) and USB software update enhancements. •Display screen reboots (this does not affect the backup camera display). •No sound from head unit audio. •Pop-up messages stuck on Apple CarPlay® Screen (this does not affect the backup camera display). •Volume knob is inoperative during Android Auto™. •Media button is inoperative. •Radio station preset selection is inoperative. •Sirius XM® satellite radio sound is inoperative after phone call ends. •Incorrect song description is displayed. •An “Are you sure you want to activate this profile?” message appears on the display screen even if using the last paired phone. •Messages screen shows dates as 1/1/0. •USB audio cover art does not update. •Sirius XM® satellite radio channel name is missing. •USB audio goes to next folder before the previous one ends. •Voice command to play specific artist or album plays previously played USB audio song instead. •Voice command to play specific artist via USB audio only plays the first album. •Maintenance date shows a hyphen instead of a date. •Software update confirmation screen does not appear. This USB software update addresses the items above, plus: •No audio plays, only abnormal noise is heard from the speakers. •PCS activation banner stays on radio display screen after PCS event (this does not affect the backup camera display). This OTA software update addresses following items: •Head unit rebooting (this does not affect the backup camera display). •Display screen is blank (this does not affect the backup camera display). •The touch screen is inoperative. •No audio. •CarPlay® is inoperative. •CarPlay® disconnects. •“Feature is not available” message appears with iPhones on iOS 16.4 or later. •The Microphone is inoperative during CarPlay® phone calls. •Android Auto™ is inoperative. •Music plays from Android device instead of Android Auto™ vehicle speakers. •Bluetooth® system enhancements. •Failed Bluetooth® and Android Auto™ connections don’t automatically reconnect. •Display screen reaction is slow during Bluetooth® audio (this does not affect the backup camera display). •Radio presets clear. •Sirius XM® satellite radio enhancements. •Hands-free call audio volume at zero. •Phonebook transfer is inoperative. •USB audio system enhancements. •“Please wait a minute” message prevents hands-free call from starting via voice recognition. •Voice recognition system enhancements. •Date/time is incorrect. •Software update system updates and enhancements. •This USB software update addresses the items above, plus: •Head unit does not finish booting up (this does not affect the backup camera display).
Improved functionality for the in-vehicle touchscreen display.
Enhancements to the audio multimedia system.
Bug fixes.
An OTA update to version 14 can ONLY be performed if the 2022 – 2025 model year GR86 vehicle
head unit software is version 13. Updating the GR86 head unit software via OTA to version 14 will
further enhance the performance of the system and improve the driving experience. This includes:
Improved functionality of the in-vehicle touchscreen display and audio multimedia system.
Bug fixes.
© 2026 Toyota Motor Sales, USA
T-SB-0110-24
Rev1
December 3, 2024
Page 15 of 23
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
Table 2. Head Unit Software OTA Update Applicability Table
MODEL YEAR
PREVIOUS HEAD
UNIT SOFTWARE
VERSION
PREVIOUS VERSION #
9
<T41CMM101-880
10
11
2022
12
13
UPDATE
METHOD
NEW HEAD UNIT
SOFTWARE
VERSION
NEW VERSION #
10
T41CMM121-870
T41CMM121-870
T41CMM141-870
T41CMM122-080
12
T41CMM132-180
T41CMM142-170
T41CMM142-280
T41CMM152-270
T41CMM141-870
13
T41CMM142-070
T41CMM152-270
T41CMM162-270
T41CMM151-870
T41CMM152-070
TG1CMM120-580
11
TG1CMM130-680
14
OTA
2025
TG1CMM140-570
T41CMM161-870
T41CMM162-070
T41CMM162-170
12
TG1CMM140-780
13
T41CMM152-070
T41CMM152-170
10
2023 – 2024
T41CMM151-870
T41CMM142-170
T41CMM152-170
12
T41CMM142-070
TG1CMM140-570
TG1CMM140-670
TG1CMM150-770
13
TG1CMM150-570
TG1CMM140-670
TG1CMM150-670
TG1CMM150-770
TG1CMM160-770
TG1CMM150-570
TG1CMM160-570
TG1CMM150-670
14
TG1CMM160-670
TG1CMM150-880
TG1CMM160-870
TJ1CMM030-380
TJ1CMM040-370
© 2026 Toyota Motor Sales, USA
T-SB-0110-24
Rev1
December 3, 2024
Page 16 of 23
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
The OTA head unit software update requires the vehicle to connect to a Wi-Fi network. A home,
smartphone, or other mobile hotspot Wi-Fi connection may be used. It is recommended to use a
smartphone or mobile hotspot from within the vehicle for a more stable condition.
The OTA update MUST be performed with the engine ON (at idle) or with the ignition ON/engine
OFF. If performing this OTA with ignition ON/engine OFF, using a battery charger is recommended
to prevent a discharged battery.
NOTE
If downloading is not completed within 24 hours and/or the Wi-Fi connection fails more than 10 times, an
OTA update will no longer be possible, and the update MUST be performed via the
USB Update Procedure.
CAUTION
If performing this OTA update with the engine ON, please operate in a well-ventilated environment.
Do NOT attempt the OTA update with the engine ON inside a closed home garage.
© 2026 Toyota Motor Sales, USA
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
1. Connect the vehicle to a Wi-Fi network.
Figure 17.
A. Select Settings.
B. Under the General tab, select Wi-Fi.
Figure 18.
C. Toggle Wi-Fi ON and select Available
Wi-Fi Networks.
Figure 19.
© 2026 Toyota Motor Sales, USA
Page 17 of 23
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
D. Select an available Wi-Fi Network.
Figure 20.
E. Enter the password and select OK.
Figure 21.
F. Once the desired network has been
connected successfully, confirm that the
Wi-Fi icon is present with a signal
strength of two lines or more.
Figure 22.
(1) If the network signal strength is low
(one line or less) the download will
likely be very slow and may fail.
(2) AFTER securing a strong signal, do
NOT move the vehicle until the
software update process is complete.
© 2026 Toyota Motor Sales, USA
Page 18 of 23
T-SB-0110-24
Rev1
December 3, 2024
Page 19 of 23
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
2. Check for head unit software updates.
A. Confirm the date and time are set correctly. If NOT, set them correctly by going to
Settings – Clock – Time Setting.
NOTE
The date and time MUST be set correctly for this to function properly.
(1) Select Auto if not already selected.
(2) If the time and date do NOT auto update, select Manual to update the date and
time manually.
B. Go to Settings – General –
Software Update and confirm that
Automatically Check for Updates is
toggled ON. Click the red X to close
the screen.
Figure 23.
C. Select OK.
Figure 24.
NOTE
If the Wi-Fi is connected within
30 minutes of Engine ON, this
screen pops up 2 minutes after
Wi-Fi connection.
If the Wi-Fi is connected AFTER 30
minutes or more AFTER Engine ON,
this screen will NOT pop up. If the
screen does NOT pop up, start the
software update manually by going to
Settings – General – Software Update.
© 2026 Toyota Motor Sales, USA
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
D. Wait for the next screen to load.
Figure 25.
E. Make note of the available version
software number it should match Table 2.
Figure 26.
Figure 27.
NOTE
If the message in Figure 27 appears after
checking for an update, try one of the following:
Restart the Wi-Fi device
Try connecting to a different Wi-Fi device
or network
If the message continues to appear after trying the
above, wait for 5 minutes and try again.
© 2026 Toyota Motor Sales, USA
Page 20 of 23
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
3. Perform the OTA head unit software update.
Figure 28.
A. Select Download Now.
B. Wait for the update to download.
Figure 29.
NOTE
The download can take 5 – 30 minutes.
During the download process:
Do NOT cancel the download process.
Do NOT turn OFF the head unit.
Do NOT turn OFF the vehicle.
C. Select Install Now.
Figure 30.
NOTE
The installation can take 10 – 40 minutes.
© 2026 Toyota Motor Sales, USA
Page 21 of 23
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
D. Click Next.
Figure 31.
E. Select OK.
Figure 32.
© 2026 Toyota Motor Sales, USA
Page 22 of 23
T-SB-0110-24
Rev1
December 3, 2024
Head Unit Software Update (Denso)
Software Update Procedures (continued)
OTA Update Procedure (continued)
4. Perform the system shut down procedure.
A. Turn OFF the engine (IG-OFF).
B. Open the driver’s side door.
C. Exit the vehicle.
D. Close the driver’s side door.
E. Lock the doors with the key fob.
F. Move at least 10 feet away from the vehicle with the key fob.
G. Wait at least five minutes.
H. Unlock the doors with the key fob.
I. Open the driver’s side door.
J. Enter the vehicle.
K. Close the driver’s side door.
L. Turn ON the engine (IG-ON).
NOTE
The installation will NOT be completed until the system is correctly shut down.
5. Wait for the head unit to restart and for the
screen shown in Figure 33 to appear.
Figure 33.
A. Confirm that the software version has
been updated per Table 2.
B. Select OK.
6. Turn OFF the engine (IG-OFF). The OTA update procedure is complete.
7. Repeat steps 1 – 6 for any additional OTA updates.
© 2026 Toyota Motor Sales, USA
Page 23 of 23
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TSB/Document ID: T-SB-0110-24 Rev1
Replacement Service Bulletin Number:
MFR Communication Date: 2026-01-06
MFR Internal Campaign ID/Software Version: T-SB-0110-24 Rev1
Communication Type: Over The Air
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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