M1490

2020-07-06

M1490: DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES
Version 20.10.5

Purpose for Service Bulletin

New Features:

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

• Support OBC reflash to all sub-components with a single
step operation.

DIGITAL TECHNICIAN II (PART NUMBER: HD-48650)

• Use a lithium battery capable charger connected to
the 12 V battery with a charge rate between 4–5 A
when reflashing LiveWire modules to support the
12 V lithium battery.

Markets Affected
All markets are affected.

New Software Update

• Diagnostic Trouble Code (DTC) snapshot data available for
Motor Control Module (MCM), Rechargeable Energy Storage
System (RESS) and OBC modules.

Version 20.10.7
Release Date:

• Modify GTS radios options to support Apple CarPlay®
configuration.

• Week of July 6, 2020

Changes:

New Features:
• N/A

• Add DTC description to Vehicle Supervisory Controller (VSC)
P1100000.

Changes:

• Improved diagnostics for 2019 Touring DTC C1040.

• Radio Reflash - Set GT Radio minimum version to 1.22.0.3
to resolve update issues.

• Add text for VSC Snapshot fields.

• Radio Reflash - Set GTS Radio minimum version to
MY21.20.22.00 to resolve update issues.

• Update Technical Support contact information.
• Add 1 s delay to Telematic Control Unit (TCU) reflash.

• Correct availability of 21” wheel calibration for Anti-lock
Braking System (ABS) module.

• Apply Speedometer voltage fluctuation fix reflash to
FLHTCUTG.

Previous Software Updates

• Correct issue where 2020 FLHT was not offered Radio
Reflash.

Version 20.10.6

Version 20.9

New Features:

New Features:

• Return On-Board Charger (OBC) reflash to DCDC 4.2.12,
DCFC 0.90.129, DSP 2.5.156. This corrects issues with
OBC reflash released by DT II on April 29, 2020.

• 2020 LiveWire
• Body Control Module (BCM) reflash offered.

Changes:

• VSC update offered.

• N/A

• MCM update offered.
• Snapshot support for VSC

Changes:
• Update to Technical Support Contact information
• DT II - Global Tech support provided by Harley-Davidson
starting March 01, 2020.

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

• System Info – MCM – Component version fields corrected.

Changes:

• System Info – Instrument – “Programming Date” field
corrected.

• Updated 2019 and 2020 Trike ABS software for recall 0175.
Refer to Bulletin M1506.

Version 20.8

Version 20.5

New Features:

New Features:

• Vehicle status page implement.
• Show Status of TCU firmware/Notify if update required.

• Drive TCU Customization Vehicle setup availability based
on dealer location.

• Show if Tuned Electronic Control Module (ECM) is
detected (U.S. Only).

• Warranty report for RESS claims now available within
Motorcycle Condition Report.

• Show Current DTC count.

• 2019 and later Touring: Speedometer reflash to address
false setting of DTC U0423.

• 2020.5 Vehicle Support.
• Vehicle Identification Number (VIN) selections.
• Reflash.
• Guided Diagnostics.
Changes:

• 2019 and later Touring: Vehicle Set up to configure
“Instrument Traction Control Telltale”.
• 2019 and later Trike: BCM reflash to address false setting
of DTC B2285.
• 2014 – 2016 Touring: Speedometer reflash to correct
Voltmeter fluctuation.

• System Info – TCU – Add “Serial number” and “VIN” fields.

Changes:

• System Info – RESS – Add “Programming Date” and “VIN”
fields.

• Adjust diagnostic flow for Guided Diagnostics for DTC P1505
for 2019 and later Softail® models.

• Data Items – OBC – Correct values displayed for “Pilot
Charge Plug” field.

• Modify text on BCM Customization for sidecar setting for
clarity.

• Improvements to TECHLINK 3 (PART NUMBER:
HD-48650-TL3) to make connection logic more robust.

• Various improvements to LiveWire module data items and
system info fields (RESS, BCM, VSC, Instrument).

• Expand Speedometer Voltage fluctuation reflash offering to
Part No. 70900293A.

• Enhancements to improve stability of DT II on 2020 vehicles.

• Improvements to 2020 ‘Cloud Data’ requests to make vehicle
lookups more efficient.

Version 20.7

Version 20.4
New Features:
• Support for LiveWire.

New Features:

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

• 2020 LiveWire – New OBC reflash offered, 2.5.156

• Add MCM haptic feedback vehicle setup.

Changes:

• Support vehicle in motorcycle condition report.

• N/A

• Guided diagnostics.

Version 20.7
New Features:
• 2020 LiveWire – RESS and OBC reflash offered.
• TCU Customization – Update screens, text and DT II
operation for improved usability.

Changes:
• N/A

Version 20.3
New Features:

Changes:

• N/A

• New Uniform Resource Locator (URL) in use: https://
dtiidata.service-solutions.com

Changes:

• Verify new URL address is accessible by DT II device.
• Expand Speedometer Voltage fluctuation reflash offering to
part no. 70900293A.
• Extend 2020 vehicle Cloud Data connection attempts from
30 s to 60 s.

• Update TCU reflash process for stability improvements.

Version 20.2
New Features:
• N/A

Version 20.6
New Features:
• N/A

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M1490

Changes:

Changes:

• Add text to TCU Customization, Telematics screen to
instruct to confirm that TCU software is at latest version
before starting test.

N/A

• Correct issue that prevented DT II from updating ECM (Part
No. 41000724A).

Techlink

• Correct issue that caused some 2020 Touring vehicles to
falsely set DTC P0444.

• 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.

• Correct issue that blocked some 2020 vehicles VIN.

Version 20.1
New Features:
• Updated ECM Calibrations for 2020 Touring to address idle
speed fluctuation.
• Provide data item and system info support for 2020 hand
control modules.

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

20.0
Added support for 2020 vehicles

Required Dealer Action

• 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).

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).

• VIN support
• Reflash
• Guided diagnostics
• Reflex™ Defensive Rider Systems (RDRS) support
• 6-digit DTC display (where applicable)

Added support for TCU (Telemetry control unit)
• Reflash
• Vehicle setup
• System info
• Guided diagnostics

Added support for RDRS
• 2020 VINs require internet connection prior to reflash and
some vehicle setups
• Modifies some DT II selections (Vehicle Setups and Reflash)
based on build information of vehicle
• Status of vehicle build data (Pending/Complete/Failed) is
displayed on vehicle selection screen for 2020 vehicles only

Added support for Trike (CVO)
• Tire Pressure Monitoring System (TPMS)

Added support for new VCI – Techlink 3
• Install “Vehicle Communication Interface (VCI) 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 Controller Area Network (CAN) protocol vehicles.
(Must be used for TCU module reflash)

M1490

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