SERVICE BULLETIN
M1632

2024-05-02

M1632 (REV A): ECM CALIBRATION UPDATE TO ADDRESS: CRANK, NO START
Table 2. Part Numbers

Reason for Revision
Refer to Table 1.
Table 1. Document History
Date

Rev

2024-05-02

A

2024-02-06

-

Revision (Rev) Description
Removed 2024 Models (FLHX, FLTRX) as
they are superseded by bulletin M1645.
Updated: Purpose for Service Bulletin,
* Vehicles Affected, Part Numbers and
Credit Procedure
Initial release

Part No.
41001351

Item Description
ECM

41001151A

ECM

Model Year (Model)
2024 (FLTRXSTSE)
2024 (FLHXSE,
FLTRXSE)
2023 (FLHXSE,
FLTRXSE)

Required Dealer Action
Table 3.
Action
Required

Purpose for Service Bulletin
To inform the dealer network that there is an Electronic Control
Module (ECM) update available for 2023 CVO Street Glide
(FLHXSE), CVO Road Glide (FLTRXSE) and 2024 CVO Street
Glide (FLHXSE), CVO Road Glide (FLTRXSE) and CVO Road
Glide ST (FLTRXSTSE).
This update is to address a Crank, No Start concern that results
in no Diagnostic Trouble Codes (DTCs) populating after the
crank cycle is complete and requiring an Ignition cycle to
correct.

NOTE
2024 Street Glide (FLHX) and Road Glide (FLTRX) models
were included on this bulletin prior to May 2, 2024. Those
models have been removed from this bulletin as the ECM
software update for those models are now covered under
Service Bulletin M1645 which will include the correction
for this Crank, No Start condition as well as the information
covered in M1645.

NO
YES

Resolution
Actionable:
Any vehicle, component or software related issues
must be performed according to the service bulletin
procedure.

NOTE
See Figure 1. External power adapter must be plugged into
Techlink 3 (TL-3) for ECM reflash procedure to prevent
unrecoverable lockups.
• See Figure 2. The external power adapter must have an
output of at least 12V and 1.2A. This includes the power
adapter included with the Techlink 3 (TL-3) or the adapter
for the Digital Technician II (DT II).
• The vehicle battery should be fully charged prior doing the
software update.

Vehicles Affected
2023: CVO Street Glide (FLHXSE), CVO Road Glide
(FLTRXSE)
2024: CVO Street Glide (FLHXSE), CVO Road Glide
(FLTRXSE), CVO Road Glide ST (FLTRXSTSE)

Markets Affected
All markets affected.

Part Numbers
Refer to Table 2.

Draft
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

• Have a battery tender connected to the battery while
performing software update.

ECM Reflash Sequence
1.

1610770

Special-case halo options:

Connect batteryStandard
tenderCallout
directly to vehicle
battery (only on
For busy background instances
2024 models, the vehicle battery tender lead CAN be used).
a.

2.

Verify battery is fully charged before proceeding.

1

a.

12Voltage (V)

b.

1.2Amperes (A)

3.

Place vehicle's ignition to ON.

4.

Open DT II program and establish communication with
vehicle.

5.

Proceed to reflash the ECM and follow on-screen
directions.
Standard Callout
NOTE

1

1

Connect external power to TL-3 appropriate power supply
providing at least:

Figure 1. External Power Adapter
1610771

1

Special-case halo options:
For busy background instances

As directed in DT II reflash procedure, after the reflash is
completed and Ignition cycle is requested. TL-3 should be
disconnected from the vehicle
to completely
1
1
1 to allow modules
shut off during the Ignition cycle.

Dealer Inventory Instructions
1.

2.

1.

12V and 1.2A Output
Figure 2. 12V and 1.2A Output
Table 4. ECM Software Version

ECM Current Version
41001514D
41001516D
41001518C
41001519C
41001520C
41001632B
41001633A
41001630A
41001631B
41001360G
41001359H
41001358H
41001609D
41001360E/F
41001358E/F
41001609B

ECM Updated Version
41001514E
41001516E
41001518D
41001519D
41001520D
41001632C
41001633B
41001630B
41001631C
41001360H
41001359J
41001358J
41001609E
41001671
41001669
41001668

Update all vehicles in dealership inventory.
a.

Refer to Vehicles Affected.

b.

Refer to Required Dealer Action.

To claim credit for work performed, Refer to Credit
Procedure.

Credit Procedure
NOTE
Enter bulletin number M1632 into Events Comment section of
claim.
Submit a warranty claim per Table 5 for ECM updates.
Table 5. ECM Updates
ITEM
Claim Type
Problem Part Number
Quantity
Primary Labor Code
Time
Customer Concern Code
Condition Code

DATA
PRDMC/DEM
PDI/Standard Claim
41001151A (FLHXSE
and FLTRXSE models)
41001351 (FLTRXSTSE)
Leave blank
7849
0.2 hours
9203
7849

Draft
2/2

M1632