NHTSA ID Number: 11034488
Manufacturer Communication Number: MSP61 Repair b
TSB/Document Date: 2026-07-03
Summary
Mazda
Service Program (MSP61) - 2024 CX-30 and 2024 Mazda3, equipped with 6 speakers Connectivity Master Unit (CMU) software concern When using a Bluetooth
® connected smartphone and talking with handsfree function on a vehicle with 6 speakers, the person on the other end of the line may have difficulty hearing the driver’s voice. OUTLINE OF REPAIR: Reprogram the CMU software using a USB memory stick. COVERAGE LIMITATION: Vehicles under 3 year/36,000 mile warranty : All repairs in MSP6 1 will be covered under Mazda
's New Vehicle Limited Warranty. Vehicles outside the 3 year/36,000 mile warranty : Please submit to Warranty pre - authorization. The repair will be reviewed on a case by case basis. ALL RETAIL , CPO, USED OR UNSOLD IN-STOCK VEHICLES: When an applicable retailed vehicle is brought into the dealer for any type of repair or scheduled maintenance, review the “Warranty Vehicle Inquiry” page in eMDCS to check the status of MSP6 1. If the status is "OPEN" for MSP6 1, repair the vehicle according to the procedures contained in this service bulletin.
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
June 11 , 202 6 – Added warning
regarding
software version check Step
10.
MSP61 - CX -30 (DM) and Mazda3 (BP)
software concern
- Connectivity Master Unit (CMU)
WARNING
: YOU CANNOT CLAIM MSP61 AND/OR CMU UPDATE OR TSB
16 -001/25. IF CMU IS UPDATED ONLY MSP61 REPAIR CAN BE
COMPLETED ON THE SAME REPAIR ORDER.
IMPORTANT NOTE ALL TECHNICIANS:
Check Mazda
Connect for correct version i
n the vehicle. The updated
version should be 7230C1A -NA03_ 100 2 2 or later . If the version is
anything lower than “100 2 2 ”, re -start the repair from Step
1.
There are 2 MDARS Sessions required if you are repairing MSP61.
After the
USB update or check if updated, y ou must first clear any DTC’s and make
sure the CMU is listed in Network view and with no error messages
(Communication Error). Then start a new (second) MDARS session when
performing Collect Diagnostic Information (Manual) ODR Upload. You
cannot use th e same MDARS session from any previous repairs or clearing
DTC.
30 minute waiting requirement - Please wait up to 30 minutes after
completing the MSP61 repair before submitting the warranty claim
.
Page 1 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
DES CRIPTION
When using a Bluetooth
® connected smartphone and talking with handsfree function on a
vehicle with 4 or 6 speakers , the person on the other end of the line may have difficulty
hearing the driver’s voice.
OUTLINE OF REPAIR:
Reprogram the CMU software using a USB memory stick.
COVERAGE LIMITATION:
•
•
Vehicles under 3 year/36,000 mile warranty : All repairs in MSP6 1 will be covered under
Mazda
's New Vehicle Limited Warranty.
Vehicles outside the 3 year/36,000 mile warranty : Please submit to Warranty pre authorization. The repair will be reviewed on a case by case basis.
ALL RETAIL , CPO, USED OR UNSOLD IN-STOCK VEHICLES:
When an applicable retailed vehicle is brought into the dealer for any type of repair or scheduled
maintenance, review the “Warranty Vehicle Inquiry” page in eMDCS to check the status of
MSP6 1. If the status is "OPEN" for MSP6 1, repair the vehicle according to the procedures
contained in this service bulletin.
A. VEHICLE INSPECTION
PROCEDURE
1. Verify the vehicle is within the following VIN range:
Model
Subject VIN range
Subject production date range
CX -30
3MVDM**** RM 600012 - 697060
From August 22, 2023 t hrough May 15, 2024
(MMVO)
Mazda3
3MZBP**** RM 400011 - 426880
From September 5, 2023 th rough May 15, 2024
(MMVO)
Mazda3 (MC)
JM1BP**** R1 650008 - 717608
From May 25, 2023 through March 19, 2024
The asterisk symbol “*” can be any letter or number and only 6 4,767 U.S. vehicles in the VIN range
are affected.
If the vehicle is within the above VIN and production date ranges and “MSP6 1” appears in eMDCS
Warranty Vehicle Inquiry, proceed to Step
2.
- If the vehicle is not within the above VIN and production date ranges and
MSP61 does not appear in eMDCS Warranty Vehicle Inquiry,
return the vehicle to
the customer or inventory.
Page 2 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
2. Perform a Warranty Vehicle Inquiry using your eMDCS System and inspect the vehicle for
a Campaign Label MSP61 attached either to the vehicle's firewall, hood or driver door/
door jambs . Refer to eMDCS System - Warranty Vehicle Inquiry Results table below.
NOTE:
Verify the campaign number as the vehicle may have multiple labels.
eMDCS System - Warranty Vehicle Inquiry Results:
If eMDCS displays:
Campaig
n Label
is:
Present
“Campaign: MSP61 Open”
Action Required:
Contact the Warranty Hotline at (877) 727 6626, option 3 to update vehicle history
Not
Present
Proceed to “REPAIR PROCEDURE”
Present
Return vehicle to inventory or customer
“Campaign: MSP61 Closed”
Not
present
“Campaign: MSP61 Open”
or “Closed” is not displayed
Does not
apply
Technician Certification level required
Complete a label and apply it to vehicle's
bulkhead
or hood
Campaign does not apply to this vehicle. Return
the vehicle to inventory or customer
: Certified or above.
Note: Technician repairing needs to be Certified or above and does not need to be Senior or
Master as long as they have had the required training
for using MDARS.
Section A: Tool Information
Description
USB memory stick
(Type A or C)*
Part Number
Quantity
Dealer
Supplied
1
Note
USB memory stick formatted to
FAT32 is required.
Dealer
Optional, if vehicle only has USB -C
1
Supplied
ports and USB stick is type A
* Check and confirm what type of USB port is available in the affected vehicle
before repair.
USB -C to A adapter
Page 3 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
Section B: Flow Chart
NOTE: You must clear any DTC’s before performing any
campaign repair and the CMU in Network view must be checked
for no “Communication Error” . Any campaign repair will NOT
fix/clear a DTC issue. Once
the DTC issue is repaired, then start
the repair process for campaigns.
Make sure Mazda3 (BP) and CX
(DM) VIN affected.
-30
Check CMU software version using commander switch
UPDATED VERSION 10022 or later?
:
YES – GO TO Manual ODR Upload
NO
UPDATE CMU Software by USB
Memory Stick
Start a new MDARS session. Clear
DTC’s using MDARS
(If any are stored) . If no DTC’s are
stored, go to next step
.
Using MDARS - Perform Collect Diagnostic Information Manual (ODR Upload)
If any sto
Confirm CMU is present in the ODR Success Module List
Software version is 10022 or later
and
---------- END OF SECTION A & B ----------
Page 4 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
Section C: Repair Procedure
- Update CMU software by USB memory stick
CAUTION: PLEASE READ BEFORE REPAIR
Prepare the USB memory stick that contains following
“kwi ” files. Check and confirm what type
of USB port is available in the affected vehicle and format a USB memory stick Type
-A or C by
FAT32 accordingly.
NOTE : Confirm the USB memory stick has no other data on it. The USB memory stick should be
used only for the CMU update to avoid any security risks.
Market
Spec.
with NAVI
US/Canada
Mexico
without
NAVI
Japan
Mexico
Japan
Mexico
Japan
Mexico
Japan
Target ECU
(Hardware #)
BJFN -66 -9C0*
DRVP -66 -9C0*
BJFP-66 -9C0*
DRVR -66 -9C0*
BJFR-66 -9C0*
DNBJ -66 -9C0*
BJHF -66 -9C0*
Mexico
DRVT -66 -9C0*
Plant
File Name
(New)
SHOULD BE VERSION
22 OR LATER.
7230C1A NA03_ 100 22
REFER TO MGSS
INFOTAINMENT/TCU
UPDATE TAB.
CLICK HERE FOR
THE LATEST UPDATES
Time
12
min
1.
Download the latest CMU software to the USB memory stick.
2.
Update CMU software according to the procedure detailed in Service Information
‘E020/20
– SOFTWARE UPDATE PROCEDURE FOR 7G TYPE MAZDA
CONNECT’
. Make sure that the
resultant file is up to date as per the table in MGSS . Move to step
3.
3.
Start a new MDARS Session.
Do not use any current MDARS session . Move to step
4.
Page 5 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
Note : If any DTCs should remain after performing DTC erase, diagnose the DTCs according
to the appropriate troubleshooting section of the Workshop Manual
before moving to the
next step
.
Collect Diagnostic Information
WARNING
!
(ODR Update) – Upload of Data
YOU MUST START A NEW MDARS SESSION FOR ODR UPLOAD.
FAILURE TO PROPERLY PERFORM COLLECT DIAGNOSTIC INFORMATION ODR
WILL RESULT IN CLAIM DENIAL, CAMPAIGN REMAINING IN OPEN STATUS AND
VEHICLE HAVING TO COME BACK TO REDO THE DATA PUSH
UPDATE
If the software file is up to date – or the calibration file is equal to or higher than the
suffix in the table, the unit is already modified. If this is the case proceed with Collect
Diagnostic Information (Manual) Update.
Upload Data - P roceed to perform Collect Diagnostic Information (Manual)
4.
Go to Vehicle History. ‘Collect Diagnostic information’ then click ‘Run’ at the tool box
tab.
Page 6 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
5.
Click ‘Next’
6.
This may take around 60 seconds.
7.
MDARS has collected data and confirmation has been sent to the server.
8. Check to make sure CMU displays Green or Yellow on the
Quick Check > Network
View Screen. If Yellow clear DTC. If CMU is grey the ODR collection will not transfer
CMU data. If any squares are a Grey color , repeat Step
4.
Page 7 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
Below is an example of a Failed Data Collection from a Dealer. In this example CMU is not on
the list and therefore the data was not transferred.
In this example there is a CMU communication error. This error cannot be present. You may
need to restart the session.
Page 8 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
9.
After you have completed the updates and cleared DTC’s, c
heck to make sure “Collect
Diagnostic Information (Manual) appears and Status shows ‘SUCCESS’ in green
. If this
step
is not completed, your warranty claim will not be approved and the customer will
need to return for a re - repair.
IMPORTANT NOTE - All vehicles are required to “Collect Diagnostic Information
(Manual) ODR Upload ” after software update, the Automatic ODR Upload is not
sufficient for repair. If the Manual ODR collection is not uploaded successfully in a
NEW MDARS Session , or if one or more software updates are missed or done
incorrectly, this MSP61 will remain O pen and the warranty claim will not be paid.
Dealers will then be required to contact the customer to bring the vehicle back to
correct the concern.
-
Please wait up to 30 minutes after completing the MSP61 operation before submitting
the warranty claim . MOVE TO STEP
10.
Page 9 of 10
REPAIR PROCEDURE
MAZDA
SERVICE PROGRAM
MSP 61
10. C heck for correct software version
-
Check Mazda
Connect for correct version i
n the vehicle. The updated version should be
7230C1A -NA03_ 100 22 or later . If the version is anything lower than “100 22”, re -start the
repair from Step
1.
11. Proceed to Section D. Campaign Label Installation
---------- END OF SECTION C
D.
----------
Campaign Label Installation
1.
Fill out a “Campaign Label” (9999 -95 -065A -06) with Campaign No: “ MSP61 ”, your dealer
code, and the repair date. It is OK to bundle multiple campaigns on one label as long as
each campaign is legible. Use more than one label if necessary.
2.
Affix it to the hood or bulkhead as shown:
3.
Return the vehicle to the customer .
END OF REPAIR PROCEDURE
Page 10 of 10
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TSB/Document ID: MSP61 Repair b
Replacement Service Bulletin Number:
MFR Communication Date: 2026-06-11
MFR Internal Campaign ID/Software Version: MSP61
Communication Type: Service Campaign
NHTSA Components: UNKNOWN OR OTHER
MFR Component System:
MFR Component Subsystem: Mazda
Connect
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