NHTSA ID Number: 10237208
Manufacturer Communication Number: SA-005-23a
TSB/Document Date: 2023-06-04
Summary
Customers having MAZDA
CONNECT concerns should have their vehicle repaired using the following repair procedure.
Yes
• Retrieve CMU log data if possible before
replacing the CMU.
Important Note
• Document date and time of the condition.
○
Page 10 of 21
06/01/2023 11:50 AM tlawrenc
No
8
Go to MGSS "DIAGNOSTIC ASSIST
FUNCTION [CONNECTIVITY MASTER
UNIT (US)]"
Perform Functional Inspection/
Adjustment -> Touch Pad/Commander
Inspection -> Commander switch
inspection.
Did the Commander switch
inspection Pass?
Repair/Replace wiring harness. Go to MGSS
View Content -> Wiring Diagram -> Body and
Accessories -> Entertainment System.
Check / Replace the CMU.
Pass
• Retrieve CMU log data if possible before
replacing the CMU.
Important Note
• Document date and time of the condition.
○
Fail
Go to step 9.
9
Is the connector for the Commander
Switch inserted correctly?
Yes
Go to step 10.
No
Insert the connector correctly.
10
Are the CMU connectors inserted
correctly?
Yes
Go to step 11.
No
Insert the connectors correctly.
Yes
Check / Replace the Commander Switch.
No
Go to step 12.
Swap the Commander Switch with good
11 known vehicle. Does the Commander
Switch work correctly?
Check / Replace the CMU.
Swap the CMU from known good vehicle.
12 Does the Commander Switch work
correctly?
Yes
• Retrieve CMU log data if possible before
replacing the CMU.
Important Note
• Document date and time of the condition.
○
No
Repair/Replace wiring harness. Go to MGSS
View Content -> Wiring Diagram -> Body and
Accessories -> Entertainment System.
Page 11 of 21
06/01/2023 11:50 AM tlawrenc
No. 6 Bluetooth device will not pair
Step
Inspection
Result
Action
1
Using M-MDS, are any
infotainment system DTC's stored?
Yes
Go to MGSS for DTC diagnosis.
No
Go to step 2.
2
Is Bluetooth enabled on the
customers device?
Yes
Go to step 3.
No
Enable Bluetooth on the customers device.
3
Is the customers device paired to
the vehicle?
Yes
Go to step 4.
No
Pair the customers device to the vehicle.
4
Is the customers device selected in
MAZDA CONNECT settings?
Yes
Go to step 5.
No
Select the customers device from Bluetooth settings.
Yes
Normal Operation.
5
Delete the device from MAZDA
CONNECT and then re-pair it.
Does Bluetooth work correctly?
No
Go to step 6.
Yes
Go to step 7.
6
Go to connect.mazda.com ->
Support -> Compatibility.
Is the customers device
compatible?
No
The customers device is not compatible.
Yes
Go to step 8.
Check / Replace the CMU.
7
Does the same symptom occur on
another same model/year vehicle?
No
• Document customer device Brand/Model/Model
Number/software version/occurrence of the
condition on the repair order.
• Retrieve CMU log data if possible before
replacing the CMU.
Important Note
• Document date and time of the condition.
○
Yes
Vehicle operation is normal.
Check / Replace the CMU.
8
Reboot the customers device.
Does Bluetooth work correctly?
No
• Document device model, software version and
occurrence of the condition.
• Retrieve CMU log data if possible before
replacing the CMU.
Important Note
• Document date and time of the condition.
• Document customer device Brand/Model/Model
Number/software version on the repair order.
○
Page 12 of 21
06/01/2023 11:50 AM tlawrenc
No. 7 Incorrect GPS position
Step
1
Inspection
Go to MAZDA CONNECT -> Navi menu, Travel
Information -> Where Am I? -> Settings -> GPS
information -> Check Available Satellites.
or
Go to MGSS "DIAGNOSTIC ASSIST FUNCTION
[CONNECTIVITY MASTER UNIT (US)]" and
perform Functional Inspection/Adjustment -> Navi
System Inspection -> Check GPS Received Level.
Result
Action
Yes
Normal Operation.
No
Go to step 2.
Yes
Go to step 4.
No
Go to step 3.
Yes
Go to step 9.
No
Swap wheels/tires with correct size. If
issue is fixed, inform the customer.
Yes
Go to step 5.
No
Insert the connector correctly.
Yes
Repair / Replace GPS wiring
harness.
Does the Navi system show correct vehicle position?
2
Using M-MDS, are any of the following DTC's
stored?
- B119F:13, GPS antenna signal circuit malfunction
(short to power or open circuit)
- B119F:2B, GPS antenna signal circuit malfunction
(short to ground)
3
Is the wheel and tire size correct according to the tire
label?
4
Is the GPS antenna connector secured properly?
5
Is the GPS wiring harness open or shorted?
6
Did TSB 09-021/20 resolve the concern?
7
Are the CMU connectors secured properly?
8
Is the CMU wiring harness open or shorted?
No
Go to TSB 09-021/20.
Yes
Repair Complete.
No
Go to step 7.
Yes
Go to step 8.
No
Insert the connectors correctly.
Yes
Repair / Replace CMU wiring
harness.
No
Go to step 9.
Yes
Repair completed.
Check / Replace the CMU.
9
Replace GPS antenna. Does the Navigation system
show correct position?
No
• Document date and time of the
condition.
• Retrieve CMU log data if
possible before replacing the
CMU.
Page 13 of 21
06/01/2023 11:50 AM tlawrenc
Important Note
• Retrieve CMU backup data if
possible before replacing the
CMU.
○
10
Using M-MDS, is DTC B119F:49 stored?
(Communication error with GNSS)
11 Are the CMU connectors secured properly?
Yes
Go to step 11.
No
Go to step 13.
Yes
Go to step 12.
No
Insert the connectors correctly.
Yes
Repair / Replace CMU wiring
harness.
Check / Replace the CMU.
12 Is the CMU wiring harness open or shorted?
No
• Document date and time of the
condition.
• Retrieve CMU log data if
possible before replacing the
CMU.
Important Note
• Retrieve CMU backup data if
possible before replacing the
CMU.
○
Check / Replace the CMU.
13
• Document date and time of the condition.
• Retrieve CMU log data if possible before
replacing the CMU.
• Retrieve CMU backup data if possible before
replacing the CMU.
Yes
Repair completed.
No
Repair / Replace GPS antenna.
Did DTC B119F:49 clear?
NOTE: Remove aftermarket GPS devices that may interfere with vehicle GPS antenna.
Example: Some radar detectors may emit radio waves that interfere with the vehicle GPS antenna.
Page 14 of 21
06/01/2023 11:50 AM tlawrenc
No. 8 Voice Recognition Does Not Work
Step
Inspection
Result
1
Using M-MDS, are any infotainment system DTC's
stored?
Yes
Go to MGSS for DTC diagnosis.
No
Go to step 2.
Pass Go to step 3.
2
Go to MGSS "DIAGNOSTIC ASSIST FUNCTION
[CONNECTIVITY MASTER UNIT (US)]" and
perform Functional Inspection/Adjustment ->
Steering SW Inspection -> Did the Steering SW
Inspection Pass?
Fail
Action
Go to MGSS STEERING SWITCH
INSPECTION.
Check / Replace the CMU.
3
Go to MGSS "DIAGNOSTIC ASSIST FUNCTION
[CONNECTIVITY MASTER UNIT (US)]" and
perform Functional Inspection/Adjustment ->
Microphone Inspection ->
Did the Microphone Inspection Pass?
• Retrieve CMU log data if
possible before replacing the
CMU.
Important Note
• Document date and time of the
condition.
Pass
○
Fail
Go to MGSS MICROPHONE
INSPECTION.
No. 9 Cannot Make a Hands-Free Call
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TSB/Document ID: SA-005-23a
Replacement Service Bulletin Number:
MFR Communication Date: 2023-05-31
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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