NHTSA ID Number: 11005620
Manufacturer Communication Number: 15-305-22R
TSB/Document Date: 2024-08-05
Summary
This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
The applicable reprogramming files have also been sent directly to retailers by Nuspire in the same
way a Select Monitor Update would be pushed out. (see “B” below).
Follow “A” when using files downloaded from Subarunet.
Follow “B” when using the files sent directly to the SDS notebook from Nuspire.
“A” When using update files downloaded from Subarunet:
IMPORTANT: Files downloaded from Subarunet will be .zip files and must be unzipped before
they can be used. Using the normal audio / navigation system file update download procedure: Go to
Subarunet, select Service Operations and Technical>>Forms/Downloads>>Gen 4/Denso for Audio/
Navi then click on the applicable Hyperlink to download the file(s) to your SDS Notebook or PC:
Updates for Gen 4.5 Denso Audio and Navigation Head Units – 23-24MY LegacyOutback
23-24MYAscent24MYCrosstrek24MYImpreza24MYWRX
23-24MYLegacy23-24MYOutback23-24MYAscent24MYCrosstrek24MYImpreza24MYWRX Denso-CP1.5 AUDIO UPDATE- February 2024
•
Go to Downloads.
•
CAUTION: After download is complete, NEVER change the file or folder names.
•
Open / display the contents of File folder, for example: “F91WxM053-880”.
•
Click on “Extract All Files”.
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•
The screen similar to the one below will appear to set a destination for the extracted file.
•
Double-click on the required folder (for this example, used folder titled “F91WxM053-880”).
Copy all files then paste (or click / drag) it to the “clean” USB flash drive as listed (Removable Disk)
in the directory.
IMPORTANT NOTE: The update contains 3 folders and 2 files. When performing an update, the
USB must contain the matching number of folders and files and all files must be replaced.
ALWAYS use the latest files together as a set.
NEVER reuse or combine files from a prior update with a newer version.
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•
To avoid confusion, use a permanent marker to label the flash drive with the file contents (e.g.
Denso CP1.5 2023MY ALL).
•
Go to Step 4.
“B” When using update files sent directly from Nuspire:
•
Go to My Documents on the GUI screen click on the folder “Denso CP1 Audio-Navi Update
Files” to display the list of available update files shown below.
IMPORTANT: Always confirm there is a correct folder. If not, the SDS notebook hasn’t been
updated with the latest release. Please contact Nuspire to request they resend the update.”
•
CAUTION: After download is complete, NEVER change the file or folder names.
•
Double-click on the required folder (for this example, select the file entitled “CP15”) and the
update file will display as shown.
Select all folders and files and either copy / paste or click / drag them to the USB flash drive.
IMPORTANT NOTE: The update contains 3 folders and 2 files. When performing an update, the
USB must contain the matching number of folders and files and all files must be replaced.
ALWAYS use the latest files together as a set.
NEVER reuse or combine files from a prior update with a newer version.
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•
Once all files have been loaded onto the USB flash drive, right click on the drive and select
“Eject”.
CAUTION: NEVER change the file names.
•
Remove the USB flash drive after the prompt appears that says “Safe to Remove Hardware”.
•
Mark the USB to indicate the head unit it will update (Denso CP1.5 2023MY ALL in this
example).
•
Proceed to STEP 4 below.
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Appendix 3
Perform the software update by USB
4a) PRESS and HOLD the RIGHT-side temperature control buttons (both up and down) and press
the Tune / Scroll knob 6 times then release all to display the Dealership Mode Menu.
4b) Select Software Update from the Dealership Mode menu.
IMPORTANT NOTE: On a RARE occasion, the message “Software update setup is
initializing…” may be displayed. Should this occur, proceed to Appendix 5 (page 27) for further
instruction.
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4c) The screen below will be displayed.
4d) Insert reprogramming USB into the USB port and press OK.
NOTE: If after plugging in the USB, the screen displays a Software Loading Unsuccessful
message, confirm the USB device has been properly formatted and the software on the device
matches the system being reprogrammed (example: Base software is being used to update a Base
system) and retry.
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If you get the message Software Update Incomplete as shown below, please don’t replace the
hardware but retry updating the software according to the instructions in Appendix 6 (page 29).
4e) The screen below will be displayed. Press OK to start the software update.
NOTE: The actual software version displayed will be different from the picture shown below.
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Software Version Table
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4f) Once the update begins, the screen below will be displayed with a progress bar. It takes about 15
to 20 minutes for the update to complete.
VERY IMPORTANT: NEVER turn off the ignition while the software update is in process.
4g) When the software update is complete, the following screen will be displayed (the actual
software version will be different).
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IMPORTANT NOTE:
On rare occasions a “Software Update Incomplete” message may appear in this step which occurs
due to a bug in the software update procedure. Proceed to Step 4i below to confirm the software
version has been updated to the latest version.
4h) Select OK in the screen above then remove the H/U reprogramming USB from the USB port.
4i) Turn the Ignition OFF, open the driver’s door then close the driver’s door.
4j) Wait for 3 minutes, then turn the ignition ON.
4k) Access Dealership Mode following steps provided item 4a and using the tables below, confirm
the software update completed successfully.
NOTE: The new Software Version number must be entered when prompted at claim entry.
Software Version Table
4l) Turn the ignition OFF, open the driver’s door then close the driver’s door to complete the
procedure.
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Appendix 4
Perform the software update by SSM5-R and USB
REPROGRAMMING BY SSM5 FOR IMPREZA/CROSSTREK 24MY AND WRX 24MY
AND OUTBACK/LEGACY 25MY AND FORESTER 25MY
4-SSM5-a. Introduction
For Impreza/Crosstrek 24MY and WRX 24MY and Outback/Legacy 25MY and Forester 25MY it is
required to use SSM5-R to access Software Update setting in Dealership Mode Menu.
4-SSM5-b. Preparation
It is recommended to perform the reprogramming work with the Ignition ON and Engine OFF.
Preferably, it is also recommended to hook up a battery charger to the battery to maintain consistent
voltage in the electric circuits of the vehicle.
If the vehicle is Automatic (CVT) model, shift the select lever to N range and apply parking brakes
(EPB). With the gear in P range, the ignition switch is automatically turned off after about 1
hour. In case you perform the reprogramming work with Engine ON, make sure that the area is well
ventilated.
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Outline of the preparation steps:
•
Prepare USB flash drive to store software update files per the instructions in STEP 2 page 5.
•
Prepare an interface to connect the vehicle with the PC loaded with SSM software.
•
Install “Cloud Connector” to the PC.
•
Connect DST-i between the vehicle and the laptop to sync-up SSM5 with the vehicle.
•
Refer to TSB 14-28-21 “New Software Reprogramming Procedures / SSM5-R” for the setup
and configuration details with SSM5.
•
4-SSM5-c. Execution
i. Follow TSB 14-28-21 “New Software Reprogramming Procedures / SSM5-R” STEP
1- STEP 11 to connect the vehicle and the laptop with SSM5 access. When vehicle
information acquisition is completed, a list of on-board systems is displayed. Confirm that
either one of the two reprogramming availability option on the Cockpit Control Unit is
marked “Available” and click on it. See below.
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ii. Insert the USB flash drive containing the update data into the vehicle’s USB port and click
on [Start Reprogramming] to begin the reprogramming process.
iii. Follow TSB 14-28-21 “New Software Reprogramming Procedures / SSM5-R” STEP 12 STEP 15 to start the software update.
iv. The following progress bar will be displayed briefly (for a few seconds), and then it will
quickly reach 100% and switch to the next screen.
When the following screen is displayed, the software update starts within the CCU.
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At that time CID display changes to show software installation details and progress bar. Wait until
the CID screen displays “Software Update Complete”. See below.
Software Version Table
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v. After “Software update complete” appears in the CID, click “OK” on the SSM5 screen.
vi. Confirmation screen will be displayed as shown below. Check the box and click [OK].
vii. Follow TSB 14-28-21 “New Software Reprogramming Procedures / SSM5-R” STEP 16 STEP 20 to complete update verification procedure. If the software update has been completed
correctly, it will display “Reprogramming completed”. Remove the USB drive from the
vehicle and click on “Back to Diagnosis Screen”.
Note: It is very important to complete software update verification for the server to get all
required details for the VIN and store that information for future applications. For example,
campaign or recall eligibility or claim eligibility verification etc.
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viii. Please verify that the Cockpit Control Unit’s Reprogramming availability is set to ‘Not
Available.’ The software update process is completed at this point.
CAUTION: Once you have performed a software update, you cannot start the next software update
until the “Software update setup is initializing…” process is completed. If the Initializing screen
is displayed, please wait for about 30 minutes until it is finished. While waiting for Initializing to
complete, it is possible to turn the ignition on and start the engine. See Appendix 5 (page 27) of this
bulletin if need additional information.
ix. Display the System Information/Version information following step 1b from page 4 to confirm
the software has been updated to match a new version from the Software Version Table below.
NOTE: The new Software Version number must be entered when prompted at claim entry.
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Software Version Table
x. Turn the ignition OFF, open the driver’s door then close the driver’s door to complete the
procedure.
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APPENDIX 5
Follow this procedure in the RARE case of “Software update setup is initializing…” message is displayed:
• If the screen shown below appears, WAIT for approximately 30 minutes or as long as necessary
(waiting for longer than 60 minutes might indicate system malfunction). In that case please
perform recovery according to the instructions in Appendix 6 (page 29) to allow the Software
update setup initialization process to complete.
Base
High/Mid
•
The screens shown below will be displayed when the process completes.
Base
High/Mid
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1. Turn the ignition OFF, open the driver’s door, close the driver’s door and WAIT for 3 or more
minutes before proceeding further.
2. Open the driver’s door again and either turn the ignition ON (if a charger is connected) or start the
engine.
3. Go to Dealership Mode menu again (PRESS and HOLD the RIGHT-side temperature control
buttons (both up and down) and press the Tune / Scroll knob 6 times then release all to display the
Dealership Mode) and select Software Update as in STEP 4c.
IMPORTANT NOTE: If this procedure is required, contact Techline as additional action may be
necessary.
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APPENDIX 6
In case of retrying the software update after the first attempt of update fails.
•
If the first attempt of update fails with the message below, follow the steps described below 1-2 to
1-8 before retrying the software update.
1-1. Select OK in the screen below
High/Mid
Base
1-2. Turn the ignition switch or the engine OFF, and turn it ON again.
Caution: Do not remove battery terminal and keep battery power supply.
Base
High/Mid
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1-3. Select Software Update in the Dealership Mode diagnostics screen.
Base
High/Mid
1-4. When you see the screen below, wait for approx. 15 minutes until the initialization is
complete
Base
High/Mid
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1-5. You will see the screen below when the initialization is complete.
Base
High/Mid
1-6. Turn the ignition switch or the engine OFF, open the driver side door and close the door
then wait for 3 minutes.
1-7. Open the driver side door then turn the ignition switch or the engine ON.
1-8. Go to Dealership Mode menu again (PRESS and HOLD the RIGHT-side temperature
control buttons (both up and down) and press the Tune / Scroll knob 6 times then release all to
display the Dealership Mode) and select Software Update as in STEP 4c.
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APPENDIX 7
In case the Gracenote update popup screen appears or software initializing screen does not go
away for more than 20 minutes, please perform steps 2-1 to 2-11.
High/Mid
2-1. Select “Settings” in the Dealership Mode diagnostics screen.
High/Mid
Base
Base
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2-2. Select “Memory Initialization”
High/Mid
2-3. Select “OK”
After Memory Initialization, all settings are reset to factory default.
High/Mid
Base
Base
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2-4. You will see the following screen
High/Mid
Base
2-5. After a few seconds, system restarts itself.
2-6. Select “Software Update” in the Dealership Mode diagnostics screen.
Base
High/Mid
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2-7. When you see the screen below, wait for about 15 minutes until the initialization is complete
Base
High/Mid
2-8. You will see the screen below when the initialization is complete.
High/Mid
Base
2-9. Turn the ignition switch or engine OFF, open the driver side door and close the door then
wait for 3 minutes.
2-10. Open the driver side door then turn the ignition swatch or engine ON.
2-11. Go to Dealership Mode menu again (PRESS and HOLD the RIGHT-side temperature
control buttons (both up and down) and press the Tune / Scroll knob 6 times then release all to
display the Dealership Mode) and select Software Update as in STEP 4c.
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APPENDIX 8
Denso Gen 4.5 Software Update Timeline (TSB Number: 15-305-22)
Update #
MY
Version
Release Date:
0
2023
0
9/1/2022
F61WHM013-280 (High model software)
F61WMM013-280 (Mid model software)
F61WBM013-280 (Base model software)
NEW Version ID #:
SOP for 23MY Outback/Legacy
Conditions Addressed:
1
2023
RC1
11/11/2022
F61WHM023-580 (High model software)
F61WMM023-580 (Mid model software)
F61WBM023-580 (Base model software)
- See “Conditions Addressed by Update #1” as
outlined in Appendix 9 (page 37) below
2
2023
RC2
2/24/2023
F61WHM033-681 (High model software)
F61WMM033-681 (Mid model software)
F61WBM033-680 (Base model software)
- See "Conditions Addressed by Update #1" as
outlined in Appendix 9 (page 37) below
RC2
(FOTA Software Version)
6/1/2023
F61WMM033-270 (MID FOTA SOFTWARE)
F61WMM033-570 (MID FOTA SOFTWARE)
F61WHM033-270 (HIGH FOTA SOFTWARE)
F61WHM033-570 (HIGH FOTA SOFTWARE)
3
2023-2024
RC4
2/23/2024
F91WHM053-880 (High model software)
F91WMM053-880 (Mid model software)
F91WBM053-880 (Base model software)
- See "Conditions Addressed by Update #3" as
outlined in Appendix 9 (page 37) below
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TSB/Document ID: 15-305-22R
Replacement Service Bulletin Number:
MFR Communication Date: 2024-07-18
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
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