NHTSA ID Number: 11014009
Manufacturer Communication Number: M1490
TSB/Document Date: 2025-02-08
Summary
SERVICE BULLETIN M1490 (V 25.2.1): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: This bulletin informs dealers that Harley-Davidson
has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Revision: New Features/Changes support for MY2025-2024. Version 25.0.2, Release Date: Week of December 2, 2024; Version 25.1.1 Release Date: Week of January 1, 2025; Version 25.2.1 Release Date: Week of January 20, 2025.
SERVICE BULLETIN
M1490
2025-01-16
M1490 (V 25.2.1): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES
Version 25.1.1
Purpose for Service Bulletin
Release Date:
This bulletin informs dealers that Harley-Davidson has made
a software update to Digital Technician II (DT II).
• Week of January 1, 2025
New Features
DIGITAL TECHNICIAN II (PART NUMBER: HD-48650)
All markets are affected.
• Support 2025: Road King Special (FLHRXS), Street Glide
(FLHX), Road Glide (FLTRX), Tri-Glide Ultra (FLHTCUTG),
Freewheeler (FLRT), Road Glide 3 (FLTRT) (including
Guided Diagnostics)
New Software Update
• Support 2025: LiveWire S2 Alpinista (S2AP)
NOTE
The TECHLINK 3 (PART NUMBER: HD-48650-TL3) supports
Controller Area Network (CAN) and J-1850 protocol vehicles.
• Reflash – Electro Hydraulic Control Unit (EHCU): Support
Parts and Accessories (P&A) Inverted Fork offering for 2025
Road Glide (FLTRX) and 2024 Road Glide (FLTRX), Street
Glide (FLHX)
• 6-pin CAN vehicles are recommended to use Techlink 3
(TL-3)
• Infotainment Control Unit (IFCU) Customization: Support for
additional P&A speaker options
• All 2021 (and later) vehicles must use TL-3 (connects to Red
DLC on the vehicle)
Changes
Markets Affected
• 4-pin (J-1850) vehicles are recommended to use TL-3. This
includes all Fuel Injected Harley-Davidson vehicles 2002
and later.
• S2 Models – Update Telematic Control Unit (TCU) reflash
procedure for additional robustness
Version 25.0.2
TECHLINK 3 (PART NUMBER: HD-48650-TL3) will not support
Buell, VDO and Magneti Marelli vehicles (4-pin DLC). Support
for those vehicles is available via TECHLINK II (PART
NUMBER: HD-48650-1).
Release Date:
For dealerships with firewall implementation, the URLs below
need to be white listed:
• Support for 2025 Police Electra Glide (FLHTP), Police Road
King (FLHP), Police Road Glide (FLTRXP) and Pan America
S (RA1250S)
• https://hdpublicfacadesvc.bosch-automotive.com
• Week of December 2, 2024
New Features
• Module Replace – Now supports Hand Control for applicable
models
• https://keycloak.bosch-automotive.com
• Reflash – Hand Control – enabled for 2024 CVO Street Glide
(FLHXSE), CVO Road Glide (FLTRXSE), Street Glide
(FLHX), Road Glide (FLTRX), and CVO Road Glide ST
(FLTRXSTSE)
Version 25.2.1
Release Date:
• Week of January 20, 2025
New Features
• Support 2025: Street Glide Ultra (FLHXU), Heritage Classic
(FLHC), Fat Boy (FLFB), Breakout (FXBR), Street Bob
(FXBB), Low Rider S (FXLRS), Low Rider ST (FXLRST),
Sportster S (RH1250S), Pan America ST (RA1250ST), CVO
Pan America (RA1250SE), CVO Road Glide ST
(FLTRXSTSE), CVO Street Glide (FLHXSE), CVO Road
Glide (FLTRXSE), Pan America S (RA1250S), Nightster
(RH975), Nightster S (RH975S) (including Guided
Diagnostics)
• LiveWire 2024 S2DM EV3: Updated calibration for (Onboard
Charger (OBC), Rechargeable Energy Storage System
(RESS), Vehicle Supervisory Controller (VSC), TCU)
modules
Changes
• Update to Service Information Portal (SIP) URL
NOTE
In the interest of preserving customer safety and satisfaction, always check for outstanding recalls whenever any motorcycle is brought into your dealership for either maintenance or service.
ROUTING
INITIAL HERE
SERVICE
MANAGER
SALES MANAGER PARTS MANAGER
WARRANTY
PROCESS
MANAGER
LEAD TECHNICIAN TECHNICIAN NO. 1 TECHNICIAN NO. 2 TECHNICIAN NO. 3 RETURN THIS TO
Required Dealer Action
Techlink
• The TECHLINK 3 (PART NUMBER: HD-48650-TL3) will
support CAN protocol vehicles (6-pin Data Link Connector
(DLC)) at launch. J-1850 protocol (4-pin DLC) support is
planned for early 2020.
• Techlink 3 will not support Harley-Davidson Buell, Vereinigte
DEUTA–OTA (VDO) and Magneti Marelli vehicles (4-pin
DLC). Support for those vehicles is available via TECHLINK
II (PART NUMBER: HD-48650-1).
• 2021 vehicles must use TECHLINK 3 (PART NUMBER:
HD-48650-TL3) (connects to Red DLC on the vehicle).
Digital Technician™ II
• The Digital Technician II software version updates are
automatic and occur while connected to the Internet.
• If an internet connection is lost, the download continues from
where it stopped.
• If the Digital Technician II software is open, the application
prompts the user to exit before the install can continue.
• All Digital Technician II software updates are deployed
automatically via the XMS agent software and require a
minimum model year software version (example: Model Year
2021 = minimum version v21.0).
2/2
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TSB/Document ID: M1490
Replacement Service Bulletin Number:
MFR Communication Date: 2025-01-16
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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