NHTSA ID Number: 11007806
Manufacturer Communication Number: TSB 24-015
TSB/Document Date: 2024-09-16
Summary
TSB (Technical Service Bulletin) Instruction on how to perform Renogy
battery Firmware Update.
Renogy Battery Firmware Update
Bulletin Type:
Bulletin #(s):
Job Code(s):
Flat Rate(s):
TSB
24-015
9803612
9803612A .30 HR
Renogy Battery
Inspection Only
9803612B 1.2 HR
Inspection and Battery
Firmware Update
Incident:
Affected Units:
Parts Kit:N/A
Publication Date:
September 2024
Make(s):
Model(s):
Terrain, Solstice LI,
Swift LI, Launch,
Expanse LI, Ethos LI
Model Year(s):
2021-2024
Renogy Battery Firmware Update to address alternator not charging battery
2021-2024 Jayco Terrain, Solstice LI, Swift LI; 2021-2024 Entegra Coach
Launch, Expanse LI, Ethos LI with Renogy 48V Lithium system
Parts Kit #: N/A
Part Kit Contents: N/A
Renogy sent the USBCAN Analyzer and Jumper cables to dealers.
1 - USBCAN Analyzer
Misc. Tools &
Supplies:
1 - Jumper Cable – Male
Amp Super Seal Connector
to Bare Wire
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September 2024
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1 - Jumper Cable-A – Female Amp
Super Seal Connector to Grey
Deutsche (DTM) Connector
Misc. Tools &
Supplies:
1 - Jumper Cable-B –
Female Amp Super Seal
Connector to Male Amp
Super Seal Connector
Parts Return
Information:
N/A
RENOGY Lithium Battery Firmware
Update
Please read the following instructions thoroughly before starting the inspection and
battery firmware update. If you have any questions or need some guidance throughout
the inspection or battery firmware update procedure, please contact Renogy at
Recall@renogy.com or give us a call at (909) 870-1885.
This is the safety alert symbol. It is used to alert you to potential personal injury
hazards. Obey all safety messages that follow this symbol to avoid possible injury or
death.
!
CAUTION
!
Indicates a potentially hazardous situation that, if not
avoided, may result in minor or moderate injury. It
may also be used to alert against unsafe practices.
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September 2024
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!
WARNING
!
Indicates a potentially hazardous situation that, if not
avoided, may result in death or serious injury.
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September 2024
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Table of Contents
1.
Inspection Process ................................................................................................ 4
2.
Driver Installation – Getting your PC Ready ........................................................ 4
A.
Materials Needed ................................................................................................. 5
B.
Downloading the Renogy Battery Firmware Update Folder .................................. 5
C.
Installing the Driver ........................................................................................... 7
D.
Finding your BitLocker .................................................................................... 21
3.
Firmware Bootloader Instruction ........................................................................ 24
4.
Debug Tool Instruction ........................................................................................ 37
5.
Debug Tool Manual SOC% Calibration .............................................................. 43
1. Inspection Process
Check the firmware version on the
Samkoon screen. If the firmware version
is 137.4.5 you should stop and file a claim
for inspection only. Provide photo of the
Samkoon Screen.
.
2. Driver Installation – Getting your PC Ready
To ensure smooth driver installation, we recommend you have the following materials
ready as well as access to administrative privileges on your computer if it is on a
network.
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September 2024
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Note: The update is only compatible with Windows computers and not Mac OS
systems. If you do not have a Windows computer, please reach out to your
dealer, or contact Renogy at Recall@renogy.com or call us at (909) 870-1885.
A. Materials Needed
1. Laptop running Windows 10 with administrative privileges preferred.
a. The driver installation has been tested to operate on Windows 10 and
Windows 11. Computers that are part of a network should have IT personnel
nearby to unlock driver access to install the necessary driver to connect to
the USB Can Analyzer as well as provide access to BitLocker if applicable.
b. In some cases, you will need your BitLocker to disable your driver to install
the battery firmware driver needed to conduct
battery update.
2. USB CAN Analyzer
a. The USB-Can Analyzer will be shipped with the
harnesses needed to connect to the battery as
well as a USB Cable to connect to your
computer.
3. Access to the Driver and Firmware Installation Folders
B. Downloading the Renogy Battery Firmware Update
Folder
1. Click the below link to access the battery update folders and
select “Download”. You can also scan the QR Code which
will take you to the same domain. It is recommended to be
logged into another device to download the driver as it will
require a restart of your computer.
https://rb.gy/v2xtwg
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2. Go to the downloaded One Drive Folder location – typically in “Downloads” – and
right click the zipped file and select “EXTRACT HERE” or “EXTRACT” or
“EXTRACT ALL” and choose your own location.
Right click the
folder and then
select “Extract
Here.”
3. When finished, there will be a folder called “Renogy Battery Firmware Update”
Folder
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C. Installing the Driver
1. Click the START button and select SETTINGS.
2. Select Update and Security. Alternatively, you can type in “recovery options.”
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You can type out
“Recovery options.”
3. Select “Recovery” and then select “Restart Now” under Advanced Startup
4. Your computer will restart and then prompt you to select from the following
options. Use your mouse to select “Troubleshoot.” Alternatively, you can use
your arrow keys and press enter.
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5. After “Troubleshoot” use your mouse to select “Advanced Options”
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6. Under Advanced Options use your mouse to select “Startup Settings”
7. Under Startup Settings, you will press “ENTER” again to restart your computer
where you will disable the driver signature enforcement.
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8. When your computer restarts, you
will then be given the following
options and make sure to select
number 7 – Disable driver
signature enforcement – by using
your mouse to select it or pressing
the number 7 on your keypad
If you did not get to the Startup
Settings and instead get BitLocker
below, please see the next section “D.
Finding your BitLocker” for finding
your BitLocker then proceed to redo
the steps Highlighted in “C. Installing
the Driver” after finding your BitLocker.
Connect the USB Can Analyzer to your computer to automatically try to download the
ITEK Driver needed to conduct battery updates. Connect the USB-B Side of the cable to
the USB Can Analyzer and connect the USB A side to your computer.
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9. Upon connecting, the driver will attempt to automatically install if you do not have
driver enforcement enabled.
10. Upon completion, you need to validate whether the driver installed correctly by
going to Device Manager. Go to Start, type in “DEVICE MANAGER” and select
the following to open the window.
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Type out “Device
Manager” and then
use your mouse
select the highlighted
section
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11. If the ITEK USBCAN is shown under “Other Devices” as well as has a caution
symbol, then driver needs to be updated to be correctly installed. It should
normally fall under Universal Serial Bus Controllers
12. Right click the ITEK USB Driver and select “UPDATE DRIVER”
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13. Select Browse my computer for drivers
14. Select Browse and locate the folder where you downloaded the “Renogy Battery
Firmware Update” folder. It will be in Downloads by default. Then select Okay.
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15. Windows will give the following prompt and ensure to select the install the driver
software anyway.
16. The driver has been installed and you are now ready to begin battery firmware
update. You can proceed to section 3. Firmware Bootloader Instruction
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D. Finding your BitLocker
1. Press Enter to Continue then “skip this drive”.
2. To find your recovery key, you will need to login to your computer like normal.
3. You can access your BitLocker through Microsoft or by clicking the following link:
https://account.microsoft.com/devices/recoverykey
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4. Once you log into your Microsoft account, you select Devices and go to your
current computer device and select “View BitLocker Keys”
Select “Devices” from
the menu
Click on your device
to access the dropdown menu.
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Click “View BitLocker
Keys”
5. Then you select Show recovery key and write down this BitLocker code for
the next page
6. Once you have your BitLocker Key, proceed to redo the steps in the previous
section C. Installing the Driver
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3. Firmware Bootloader Instruction
!
!
CAUTION
!
DO NOT wear jewelry or other metal objects when working on or around the
battery.
WARNING
!
DO NOT touch any terminals or connectors.
1. Power down the lithium battery system.
A. Verify all charging sources have been
disconnected:
i. Alternator (Engine OFF)
ii. Shore Power (Nothing plugged into shore
power port)
iii. Side Solar (Nothing plugged into side solar
port)
iv. Rooftop Solar – disconnect near battery in the ‘OFF’ position
B. Turn off the 12V Master Disconnect (Main Power)
located near the rear of the sliding door.
C.Turn off the Inverter by pushing button on Inverter
remote switch located near the Firefly Touchscreen
so that the push button protrudes from its location
and the green power light shuts off.
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D.Review the Samkoon
Battery Screen “Total
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TSB/Document ID: TSB 24-015
Replacement Service Bulletin Number:
MFR Communication Date: 2024-09-05
MFR Internal Campaign ID/Software Version: TSB 24-015
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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