M1490

2019-09-25

M1490: DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES
Changes:

Purpose for Service Bulletin
This bulletin informs dealers that Harley-Davidson has made
a software update to DT II (Digital Technician II).

• Add text to TCU Customization, Telematics screen to
instruct to confirm TCU software is at latest version before
starting test.
• Correct issue that prevented DT II from updating ECM
(Electronic Control Module) (Part No. 41000724A).

DIGITAL TECHNICIAN II (PART NUMBER: HD-48650)

Markets Affected
All markets are affected.

• Correct issue that caused some 2020 Touring vehicles to
falsely set DTC (Diagnostic Trouble Code) P0444.

New Software Update

• Correct issue that blocked some 2020 vehicles VIN (Vehicle
Identification Number).

Version 20.4

Version 20.1

Release Date:

New Features:

• Week of September 23, 2019

• Updated ECM Calibrations for 2020 Touring to address idle
speed fluctuation.

New Features:

• Provide data item and system info support for 2020 hand
control modules.

• Support for LiveWire.
• Add VINs (Vehicle Identification Numbers) to vehicle
selection screen.

Changes:

• Add MCM (Motor Control Module) haptic feedback vehicle
setup.

• Correct display issue with TCU items: server connection,
server bootstrap, server registration, server activation and
server persisted activation fields.

• Support vehicle in motorcycle condition report.

20.0

• Guided diagnostics.

Added support for 2020 vehicles

Changes:

• VIN support

• N/A

• Reflash

Previous Software Updates

• Guided diagnostics

Version 20.3

• RDRS (Reflex Defensive Rider Systems) support
• 6-digit DTC display (where applicable)

New Features:

Added support for TCU (Telemetry control unit)

• N/A

• Reflash

Changes:

• Vehicle setup

• Update TCU (Telematic Control Unit) reflash process for
stability improvements.

• System info
• Guided diagnostics

Version 20.2

Added support for RDRS

New Features:

• 2020 VINs require internet connection prior to reflash and
some vehicle setups

• N/A

• Modifies some DT II selections (Vehicle Setups and Reflash)
based on build information of vehicle

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

• Status of vehicle build data (Pending/Complete/Failed) is
displayed on vehicle selection screen for 2020 vehicles only
Added support for Trike (CVO)
• TPMS (Tire Pressure Monitoring System)
Added support for new VCI – Techlink 3
• Install “VCI (Vehicle Communication Interface) Manager
(H-D)” application (used for initial setup)
• Modify Techlink selection screen in DT II
• Added Techlink 3 Quick Start Guide and user manual to DT
II home screen
• Support for CAN (Controller Area Network) protocol vehicles.
(Must be used for TCU module reflash)

Changes:
N/A

Required Dealer Action
Techlink
• The TECHLINK 3 (PART NUMBER: HD-48650-TL3) will
support CAN protocol vehicles (6-pin DLC (Data Link
Connector)) at launch. J-1850 protocol (4-pin DLC) support
is planned for early 2020.
• Techlink 3 will not support Harley-Davidson Buell, VDO
(Vereinigte DEUTA–OTA) and Magneti Marelli vehicles (4-pin
DLC). Support for those vehicles is available via TECHLINK
II (PART NUMBER: HD-48650-1).

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
2020 = minimum version v20.0).

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M1490