SERVICE BULLETIN
M1704_Letter

2025-12-11

M1704: HARLEY-DAVIDSON LIVEWIRE INSTRUMENT MODULE REPLACEMENT
(CUSTOMER LETTER)
UPDATED PUBLICATIONS
NOTE
The following manuals have been updated. Completed
publications can be viewed electronically on Service Information
Portal (SIP).
ALWAYS verify you are using the most current version.

See Figure 1. The settings menu displays the menus used to
set up ride modes, appearance, system, widgets (rectangle
Instrument Module (IM)), icons (round IM) and user settings.

NOTE
To make full use of features and minimize distraction while on
the road, configure the system with your personal preferences
before riding.
After propulsion has been enabled the settings menu and
touchscreen functions are disabled.

OWNER'S MANUAL
Settings Menu
WARNING
Set volume levels and other controls on audio and
electronic devices before riding. Distractions can lead to
loss of control, resulting in death or serious injury. (00088b)

Table 1. Settings Main Menu
Press

Result
Configure instrument module settings. Do before riding the motorcycle.
Available selections (round IM): General, Ride Customization, Appearance, Bluetooth, Phone
Notifications, Software.

[Settings]

RIDE MODE
Table 2. Settings Menu: Ride Mode
Press
[RIDE MODE]

Result
Allows enable and disable of available ride modes and allows setup of custom ride modes.
(1)

Preset ride mode selections: Preset Ride mode selections: Enable/Disable, Copy+Edit.
Custom ride mode selections: Enable/Disable, Power slider, Regen slider, Throttle slider,
(2, 3)

Traction control setting

(1) Copy+Edit selection will copy the selected ride mode into a selected custom ride mode option and allow the rider to build a custom ride
mode using a preset selection as a starting point.
(2) Power Slider adjusts how much overall power will be available in the custom ride mode. Regen slider adjusts how much regen will be enabled
in the custom ride mode. Throttle slider adjusts the intensity of throttle response felt by the rider in the custom ride mode.
(3) The traction control level adjusts how much rear wheel slip the system will allow. Traction control adjustment does not affect the performance
of drag torque slip control or ABS functions.

APPEARANCE
Table 3. Settings Menu: Appearance
Press
[APPEARANCE]

Result
Configure instrument module appearance.
Available selections (round IM): Auto-Brightness (on/off), Brightness Level (adjustable
slider).

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

Table 4. Settings Menu: General (Round IM)
Press
[General]

Result
Configure instrument module settings. Do before riding the motorcycle.
Available selections: Trip Reset, Adjust Date, LW App Time Sync, Adjust Clock Time, Clock Format, Units,
Change Security Pin, Display Language.
Trip Reset
Select from Trip A or B, Reset Trip
Adjust Date
Manually set date displayed
LW App Time Sync
Toggle On/Off
Adjust Clock Time
Manually set time displayed
Clock Format
Select 12 or 24 hour time display
Units
Select Standard or Metric units of measure
Change Security Pin
Select PIN for security system
Display Language
Select language to display
b.

Unzip the downloaded file to extract the gpg file for
rectangle IM or pv2 file for round IM. The downloaded
file must be at the root directory of your USB-C drive
in order for it to be detected by the IM. Only one gpg
or pv2 file should be present at the root directory
level.

c.

Connect USB-C drive to motorcycle. See appropriate
Owner's Manual.

d.

Refer to Table 5. Settings > Software > Infotainment
SW Update. Select software update file. Select check
mark to start update.

Update software.

e.

Allow update to complete.

a.

f.

Remove USB-C drive.

SYSTEM
Updating Software
1.

2.

Check software version.
a.

Refer to Table 5. Settings > Software > Software
Information. This menu will show the current software
version on the IM.

b.

Check for latest software version. See website:
www.h-d.com/infotainment-support.

Download the latest software version to Universal
Serial Bus Type-C (USB-C) device. See website:
www.h-d.com/infotainment-support.

Table 5. Settings Menu: Software (Round IM)
Press
[Software]

Result
View and update software versions.
Available selections: Infotainment SW Update, Regulatory Info, Software Information
Infotainment SW Update
Displays available updates
Regulatory Info
Displays regional regulatory information
Software Information
Displays software part number/revision, hardware
part number/revision and hardware serial number

Loading Additional Languages
1.

Check for available languages.
a.

b.

Refer to Table 4. Settings > general > display
language. If the preferred language is not selectable
it must be loaded into the IM.
Check for latest language file. See website:
www.h-d.com/infotainment-support.

c.

Connect USB-C drive to motorcycle. See appropriate
Owner's Manual.

d.

Refer to Table 4. SETTINGS > SYSTEM > ABOUT
> FACTORY OPTIONS. Select LOAD ADDITIONAL
LANGUGES.

e.

Allow update to complete.

f.

Remove USB-C drive.

Charge State/Range
2.

Load additional languages.
a.

Download the latest language file to USB-C device.
See website: www.h-d.com/infotainment-support.

b.

Unzip the downloaded file to extract the asc file. The
asc file must be at the root directory of your USB-C
drive in order for it to be detected by the IM. Only one
asc file should be present at the root directory level.

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NOTE
Actual range will vary depending on riding habits, ambient
weather and equipment conditions.
See Figure 1. The charge state and range bar displays the
charge state of the Rechargeable Energy Storage System
(RESS) and estimated remaining range.

M1704_Letter

Speedometer

• Odometer
WARNING

• Trip odometer A

Travel at speeds appropriate for road and conditions and
never travel faster than posted speed limit. Excessive
speed can cause loss of vehicle control, which could result
in death or serious injury. (00008a)
See Figure 1. The IM registers miles per hour (MPH) (U.S.
models default) and kilometers per hour (km/h) (international
models default). The IM can be configured to register either
miles per hour or kilometers per hour through the settings menu.
Instrument backlighting changes with ambient lighting
differences, changes in ambient light, such as such as going
through a tunnel, may change level of backlighting.
Clock
See Figure 1. The clock displays current time in 12/24 hour
format. The settings menu is used to set time and select 12 or
24 hour format.
Odometer
Pressing the trip switch with the OFF/RUN switch in either
position activates the odometer reading.
See Figure 1. The odometer display also provides the following
selectable displays:

• Trip odometer B
• Ambient temperature (round IM)
Press and release the trip switch to cycle through the displays.
Trip Odometers A, B
To check mileage or to reset trip odometers, the OFF/RUN
switch must be in the RUN position. Press and release the trip
switch until the desired trip odometer is displayed. An (A or B)
on the left of the odometer display identifies the trip odometer.
To reset or zero trip odometers, have desired (A or B) odometer
displayed. Press the trip switch and hold for approximately one
second. The trip odometer resets to zero.
Propulsion Interlocks
See Figure 2. The vehicle is equipped with propulsion interlocks.
Propulsion interlocks are conditions that must be met before
propulsion can be enabled. Propulsion interlock messages will
be displayed on the IM when conditions are not met to enable
propulsion.
Propulsion interlock messages include; CALL SERVICE,
UNPLUG TO RIDE, PRESS RUN, WAIT - NOT READY,
UNLOCK FORK, RAISE SIDE STAND, RELEASE TWIST GRIP
and PRESS START.

Round IM
Table 6. Settings Menu: Bluetooth (Round IM)
Press
[Bluetooth]

Result
Configure connections with bluetooth devices.
Available selections: Phone List, Add New Phone, Headset List, Add New Headset
Phone List
Shows paired phones
Add New Phone
Use to pair new phone to vehicle
Headset List
Shows paired headsets
Add New Headset
Use to pair new headset to vehicle
Table 7. Settings Menu: Phone Notifications (Round IM)

Press
[Phone Notifications]

M1704_Letter

Result
Configure which phone notifications are displayed.
Available selections: Call notifications (on/off) and text notifications (on/off).

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1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.

1734772

16 15 14

13

12 11 10

9

Charge state/Range bar
12. Headlamp high beam
Left turn signal
13. Propulsion enabled
Right turn signal
14. Anti-lock Braking System (ABS)
Speedometer
15. Traction control
Headset connection
16. Coolant temperature
Bluetooth
17. EV alert
Device signal
18. Clock
Device battery
19. Cruise control
12V battery discharge
20. Propulsion limited
MIL/OBD fault
21. Ride mode
Low state of charge
Figure 1. Instrument Module Displays and Selections (Round IM)
6. See Figure 4. Remove four screw (3).
2

3

1

7.

Remove upper clamp (2).

Install
1.

1.
2.
3.

Propulsion enabled
Propulsion limited
Cruise control enabled
Figure 2. Propulsion States

SERVICE MANUAL

See Figure 4. Install upper handlebar clamp.
a.

Install upper clamp (2).

b.

Install four screws (3) loosely.

c.

Position handlebar (1) as marked during disassembly.

d.

Secure rear clamp screws (3) first and front clamp
screws second (3). Tighten.

Prepare

Torque: 15–18 ft-lbs (20–24 N·m)
1.

Deactivate electrical system. See service manual.

2.

Remove fairing. See service manual.

2.

Remove
1.

See Figure 3. Remove two button head screws (5).

2.

Remove two flat head screws (4).

3.

Remove IM (1) from mounting bracket (3).

4.

Disconnect wire harness connector (6).

5.

Remove gasket (2). Replace if needed.

See Figure 3. Assemble IM, gasket and mounting bracket.
a.

Install gasket (2) on IM (1).

b.