SERVICE BULLETIN
M1707

2025-12-09

M1707 (REV A): 2025 SOFTAIL BCM UPDATE
Vehicles Affected

Reason for Revision

2025: Heritage Classic (FLHC), Fat Boy (FLFB), Breakout
(FXBR), Street Bob (FXBB), Low Rider S (FXLRS), Low Rider
ST (FXLRST), Fat Boy Gray Ghost (FLSTFI)

Refer to Table 1.
Table 1. Document History
Date

Rev

2025-12-09

A

2025-11-21

-

2026 (Until Build Date of December 15, 2025): Heritage Classic
(FLHC), Fat Boy (FLFB), Breakout (FXBR), Street Bob (FXBB),
Low Rider S (FXLRS), Low Rider ST (FXLRST)

Revision (Rev) Description
Add 2026 Softail models (Until Build Date
of December 15, 2025)
* Updated: Vehicles Affected
Initial release

Markets Affected
All markets affected.

Purpose for Service Bulletin
This bulletin informs dealers that there is a Body Control Module
(BCM) update available for 2025 Softail models. This update
will be available in Digital Technician II (DT II) version 26.0.1
or later. This update is to address a number of concerns and
also provide functional improvements.

Affected Part Numbers
Refer to Table 4.
Table 4. Part Numbers
Part No.

Table 2. Software Version
Previous Software Version
16.04.11.02

Item Description
MODULE, BODY CONT, 2GII, 3-AXIS, 434
MHZ
MODULE, BODY CONT, 2GII, 3-AXIS, 315
MHZ

41001557

Updated Software Version
16.05.11.02

41001558

BCM update release notes:

Credit Procedure

• Update to Turn Signal Cancellation processing

NOTE
Enter bulletin number in Events Comments.

• Consistency in FOG lamp operation over an ignition cycle
• Fault recovery and Diagnostic Trouble Code (DTC) setting
updates
• Other various updates

File a Warranty claim per Table 5 for completing the work and
note the customer’s concern in the comments section of the
claim.

Required Dealer Action

Table 5. 2025 Softail BCM
ITEM

Table 3. Required Dealer Action
Category

Description

1

Must Perform Repair

2

Repair If Presenting Symptom

3

Feature PackCustomer/Dealer Paid

4

Informational Purposes Only

Claim Type

Required

Problem Part Number
Quantity
(1)

Labor Code
Labor Time
Customer Concern Code
Condition Code

DATA
PRD/MC/DEM PDI/Standard Claim
41001557 or
41001558
Leave Blank
1746
0.2 hours
9203
1746

(1) Download may be required

If a vehicle arrives with any of these symptoms, connect DT II
and follow steps to reflash the BCM.
Warranty can only be claimed if the vehicle exhibits these
symptoms.

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