NHTSA ID Number: 10172857
Manufacturer Communication Number: T-SB-0236-17_Rev
TSB/Document Date: 2020-03-30
Summary
TSB: Some 2017 ? 2018 model year Prius Prime vehicles equipped with Premium Audio (R10A5430) or earlier may exhibit one or more of the following conditions. Updated multimedia software is now available to address these conditions. Follow the Multimedia Software Update Procedure in this bulletin to install the latest software version.?No iPod® connection when connecting via USB ?Intermittent rebooting when connecting/disconnecting the iPod® USB ?Intermittent error screen when connecting/disconnecting the iPod® USB ?Navigation screen is locked after ACC/ON ?Internet radio is inoperative after connecting/disconnecting the iPod® USB ?Screen flick operation updates ?Navigation voice guidance is intermittently in the wrong language ?Audio does not mute when using Siri® Eyes Free ?Hands-free call is disconnected when another call is received?Voice cannot be heard for several seconds on the handset after the navigation unit is turned off?Sound settings reset after ACC OFF/ON?Volume control intermittently inoperative?Unable to switch between audio modes?Ending video playback concerns?Intermittent rebooting?Unable to connect to an Apple® device via USB?Navigation map inoperative after software update?Navigation map does not display?Screen will not dim?Abnormal operation after using Siri® Eyes Free?Abnormal operation when using BT Audio?My Car Log does not show mileage?Flickering screen?CAN date/time shift?Intermittent sound from JBL equipped vehicles?Backup camera stays on?Abnormal noise when during ACC ON?Cannot change songs when playing PANDORA®?Intermittent black screen?Intermittent rebooting?Delay when using navigation?Intermittently Rebooting?Intermittent screen flashing?Intermittent screen going blank?Abnormal phone touch tone operation during Apple CarPlay® (if equipped)?Sound settings intermittently reset?Unable to switch audio modes
T-SB-0236-17
Rev2
July 10, 2017
Audio Head Unit Software Update (Denso)
Service
Category
Audio/Visual/Telematics
Section
Navigation/Multi Info Display
Market USA
Applicability
YEAR(S)
MODEL(S)
2017 - 2020
Prius Prime
2019 - 2020
Prius
ADDITIONAL INFORMATION
REVISION NOTICE
February 21, 2020 Rev2:
The entire bulletin has been updated.
January 11, 2018 Rev1:
The entire bulletin has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2017 – 2018 model year Prius Prime vehicles equipped with Premium Audio (R10A5430)
or earlier may exhibit one or more of the following conditions. Updated multimedia software is
now available to address these conditions. Follow the Multimedia Software Update Procedure in
this bulletin to install the latest software version.
No iPod® connection when connecting via USB
Intermittent rebooting when connecting/disconnecting the iPod® USB
Intermittent error screen when connecting/disconnecting the iPod® USB
Navigation screen is locked after ACC/ON
Internet radio is inoperative after connecting/disconnecting the iPod® USB
Screen flick operation updates
Navigation voice guidance is intermittently in the wrong language
Audio does not mute when using Siri® Eyes Free
Hands-free call is disconnected when another call is received
Voice cannot be heard for several seconds on the handset after the navigation unit is
turned off
© 2020 Toyota
Motor Sales, USA
Page 1 of 9
T-SB-0236-17
Rev2
July 10, 2017
Page 2 of 9
Audio Head Unit Software Update (Denso)
Introduction (continued)
Some 2017 – 2018 model year Prius Prime vehicles equipped with the large screen Premium
Audio (RA10A5520) or earlier may exhibit one or more of the following conditions. Updated
multimedia software is now available to address these conditions. Follow the Multimedia Software
Update Procedure in this bulletin to install the latest software version.
Sound settings reset after ACC OFF/ON
Volume control intermittently inoperative
Unable to switch between audio modes
Ending video playback concerns
Intermittent rebooting
Unable to connect to an Apple® device via USB
Navigation map inoperative after software update
Navigation map does not display
Screen will not dim
Abnormal operation after using Siri® Eyes Free
Abnormal operation when using BT Audio
My Car Log does not show mileage
Flickering screen
CAN date/time shift
Intermittent sound from JBL equipped vehicles
Backup camera stays on
Abnormal noise when during ACC ON
Cannot change songs when playing PANDORA®
Intermittent black screen
Intermittent rebooting
Delay when using navigation
© 2020 Toyota Motor Sales, USA
T-SB-0236-17
Rev2
July 10, 2017
Page 3 of 9
Audio Head Unit Software Update (Denso)
Introduction (continued)
Some 2017 – 2019 model year Prius Prime and 2019 Prius vehicles equipped with the large
screen Premium Audio (version R10A8000) or earlier or 2020 model year Prius and Prius Prime
vehicles equipped with the large screen Premium Audio (version R20A2200) or earlier may
exhibit one or more of the following conditions:
Intermittently Rebooting
Intermittent screen flashing
Intermittent screen going blank
Abnormal phone touch tone operation during Apple CarPlay® (if equipped)
Sound settings intermittently reset
Unable to switch audio modes
Follow the Multimedia Software Update Procedure in this bulletin to install the latest
software version.
Warranty Information
OP CODE
EL9055
DESCRIPTION
Multimedia Software Update
TIME
OFP
T1
T2
0.3
86804-47420
86804-47430
86804-47530
86804-47540
86804-47570
86804-47580
86804-47490
86804-47500
86804-47421
86804-47431
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.
© 2020 Toyota Motor Sales, USA
T-SB-0236-17
Rev2
July 10, 2017
Page 4 of 9
Audio Head Unit Software Update (Denso)
Multimedia Software Update
HEAD UNIT
MULTIMEDIA SOFTWARE UPDATE FILE
QTY
Premium Audio
16TABDNA-AA01_1001
1
MULTIMEDIA SOFTWARE FILE DOWNLOAD
The Multimedia software update file may be downloaded directly from this Service Bulletin by
clicking on the applicable file name in the table above. Once downloaded, the file may be copied
directly to a commonly available blank USB flash drive.
For USB flash drive requirements and download instructions: Refer to TIS – Diagnostics –
Calibrations – Reference Documents – “Multimedia Software Download Instructions”
Multimedia Software Update Procedure
1. Confirm the audio system type by checking
the panel ID printed on the bottom of the
head unit.
Figure 1.
Table 1.
MODEL
PREMIUM AUDIO
E7051
Prius Prime
Prius
E7052
E7057
E7058
2. Perform steps 6 – 11 to check the current software version.
Does the head unit need the update performed?
YES — Continue to step 3.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
3. Download the correct multimedia software update file for the vehicle and install it onto a USB
flash drive.
© 2020 Toyota Motor Sales, USA
T-SB-0236-17
Rev2
July 10, 2017
Audio Head Unit Software Update (Denso)
Multimedia Software Update Procedure (continued)
4. Ready “ON” the vehicle.
5. Insert the USB flash drive with the downloaded
multimedia software update file into the vehicle’s USB port.
6. Select Menu.
Figure 2.
7. Select Settings.
Figure 3.
© 2020 Toyota Motor Sales, USA
Page 5 of 9
T-SB-0236-17
Rev2
July 10, 2017
Audio Head Unit Software Update (Denso)
Multimedia Software Update Procedure (continued)
8. Select General.
Figure 4.
9. Scroll down and select Software Update.
Figure 5.
© 2020 Toyota Motor Sales, USA
Page 6 of 9
T-SB-0236-17
Rev2
July 10, 2017
Audio Head Unit Software Update (Denso)
Multimedia Software Update Procedure (continued)
Figure 6.
10. Select Update.
NOTE
If the software is detected properly, a “New software was found” pop-up will display.
Figure 7.
11. Verify that the NEW software is the most
up to date by referring to the Software
Version Information table below.
Figure 8.
Table 2. Software Version Information
TYPE
PREMIUM AUDIO
CURRENT
NEW
R10A5400
R10A5430
R10A5500
R10A5520
R10A5530
R10A7200
R10A8000
R20A2200
R10A8100
R20A2300
© 2020 Toyota Motor Sales, USA
Page 7 of 9
T-SB-0236-17
Rev2
July 10, 2017
Page 8 of 9
Audio Head Unit Software Update (Denso)
Multimedia Software Update Procedure (continued)
12. Select Update Software on the
Software Update screen.
Figure 9.
13. Select Yes on the Software Update screen.
Figure 10.
14. Once the head unit begins the installation, the update will take about 10 minutes to complete.
NOTE
Do NOT turn OFF the ignition or Ready “OFF” the vehicle BEFORE the software is ready
for updating.
Do NOT pull the USB flash drive out of the vehicle’s USB port.
Figure 11.
© 2020 Toyota Motor Sales, USA
T-SB-0236-17
Rev2
July 10, 2017
Page 9 of 9
Audio Head Unit Software Update (Denso)
Multimedia Software Update Procedure (continued)
15. When the “Software is ready to update”
screen displays, Ready “OFF” and “ON”
the vehicle.
Figure 12.
16. Remove the USB flash drive from the vehicle’s USB port.
Multimedia Software Version Confirmation
1. Perform steps 6 – 11 of the Multimedia Software Update Procedure to reenter the Software
Update screen.
2. Verify that the multimedia software
information is updated on the Software
Update screen.
Figure 13.
Table 3. New Multimedia Software
Version Information
TYPE
PREMIUM AUDIO
CURRENT
NEW
R10A8100
R20A2300
–
© 2020 Toyota Motor Sales, USA
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TSB/Document ID: T-SB-0236-17_Rev
Replacement Service Bulletin Number:
MFR Communication Date: 2020-02-21
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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