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DIAGNOSTIC ASSIST FUNCTION [CONNECTIVITY MASTER UNIT (E)]

DIAGNOSTIC ASSIST FUNCTION [CONNECTIVITY MASTER UNIT (E)]

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Note
•  The diagnostic assist function performs troubleshooting for the connectivity master unit (CMU) and nearby devices, inspection of each function and adjustment of the settings, and updates programs for each device.
•  Apple CarPlay is registered trademark of Apple Inc.
•  Android Auto is registered trademark of Google LLC.

Activation Procedure

1.  Switch the ignition to ACC or ON (engine off or on).

2.  Press the following buttons simultaneously for 3 s or more while pressing the VOLUME knob on the commander switch, with the center display displayed.

•  FAVORITES button
•  ENTERTAINMENT button

bmcozp00000520
azzjjw00001925

3.  The diagnostic assist function initial screen is displayed on the center display and the diagnostic assist function launches.


Ending Procedure

1.  Select [End Diag Mode] on the diagnostic assist function initial screen and wait for 10 s or more.

2.  The diagnostic assist function ends and the center display initial screen launches.


Diagnostic Assist Function Initial Screen

bmcozp00000001

No.

Indication on center display

Content/function
1
Diagnostic Test
Performs troubleshooting for the connectivity master unit (CMU) and nearby devices.
2
Functional Inspection/Adjustment
Performs inspection of each function and adjustment of the settings.
3
Service Information
Backs-up user information and displays device information.
4
Device Program Update
Updates the programs for each device.
5
End Diag Mode
Ends the diagnostic assist function.


Diagnostic Assist Function Table

Indication on center display

Content/reference
Diagnostic Test
System Self-Diagnostic Test
System Self-Diagnostic Test Result
Verifies diagnostic results for each target device classification
(See On-board diagnostic result verification.)
Clear DTC
Clears the DTCs stored by the connectivity master unit (CMU) and nearby devices.
(See DTC clearing.)
Settings/Registered Information Initialization
Perform initialization for all the data (such as user data and each type of setting).
Note
•  This function is for deleting all the data including personal information when the customer parts with a vehicle.
(See Settings/programmed information initialization.)
Vehicle Signal Status
Verifies the condition of each vehicle signal.
(See Vehicle signal status verification.)
Diagnostic Record Collection
Displays on the center display, but does not operate.
Storage Diagnostic Test
Performs diagnostics for each storage.
(See Storage diagnosis.)
Antenna Connection Status
Verifies the connection status of each antenna.
(See Antenna connection status verification.)
Vehicle Information
Verifies each vehicle information.
(See Vehicle information verification.)
Vehicle Signal (Unit Status)
Verifies the connection status of nearby devices and availability of equipment.
(See Nearby device connection condition and equipment verification.)
Functional Inspection/Adjustment
Steering SW Inspection
Inspect the steering switch.
(See Steering switch inspection.)
Touch Pad/Commander Inspection
Inspect the commander switch.
(See Commander switch inspection.)
Microphone Inspection
Inspect the microphone.
(See Microphone inspection.)
Navigation System Inspection*1
Inspect the navigation function.
(See Navigation function inspection.)
Vehicle Signal Information
Verifies each vehicle signal information.
(See Vehicle signal information verification.)
DTV Reception Inspection
Displays on the center display, but does not operate.
Sound Library Setting
Verifies the sound library settings.
(See Sound library setting verification.)
Hands-free Sound Quality Setting
Displays on the center display, but does not operate.
DAB Reception Inspection*2
Verifies the DAB reception condition.
(See DAB reception condition verification.)
CD Test*3
Inspects CD player or DVD/CD player.
(See CD player/DVD/CD player inspection.)
Radio Test Mode AM
Verifies AM radio information.
(See AM/FM radio information verification.)
Radio Test Mode FM
Verifies FM radio information.
(See AM/FM radio information verification.)
Active Speaker Check Function
Inspects each speaker.
(See Speaker inspection.)
SiriusXM Authentication
Displays on the center display, but does not operate because item is for manufacturer use.
HD Recognition
Displays on the center display, but does not operate.
DAB Status*2
Verifies DAB status.
(See DAB status verification.)
Display Test
Inspects the display.
(See Display inspection.)
AM/FM Radio Diagnostics
Displays on the center display, but does not operate because item is for developer use. 
Service Information
Connected Device Information
Verifies information for each connected device.
(See Connected device information verification.)
Backup Restore
Connectivity master unit (CMU) information takeover
(See Backup restore.)
Personal Information Deletion
Deletes personal information.
(See Personal Information Deletion.)
TCU Linked Information
Displays on the center display, but does not operate.
Communication Restricted Mode
Displays on the center display, but does not operate.
Helpnet/TCU Information
Displays on the center display, but does not operate.
Helpnet History
Displays on the center display, but does not operate.
Device Program Update
Owner’s Manual Update
How to install the OM data into vehicle.
(See How To Install The OM Data Into Vehicle.)

*1  :Vehicles with navigation function
*2  :Vehicles with DAB antenna amplifier
*3  :Vehicles with CD player or DVD/CD player

Diagnostic Test Menu


On-board diagnostic result verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [System Self-Diagnostic Test]
(3)  [System Self-Diagnostic Test Result]

3.  Select the applicable device and verify the on-board diagnostic result.

Diagnostic target device classification

Diagnostic target device

Indication on center display

Indication on center display

Part name/content
Inspection of Device Connected via MOST
CMU
Connectivity master unit (CMU)
RT
Remote tuner (RT)
AMP
Audio amplifier
Inspection of Device Connected via GMSL
DISP
Center display
RSES
Displays on the center display, but does not operate.
HUB
Displays on the center display, but does not operate.
Inspection of Device Connected via USB
DECK*
CD player or DVD/CD player
DSRC
Displays on the center display, but does not operate.
Inspection of Device Connected via Other Method
COMMANDER
Commander switch
MIC
Microphone

*  :Vehicles with CD player or DVD/CD player

Diagnostic target device classification screen/diagnostic target device screen

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No.

Name

Content
1
Diagnostic target device classification
Displays the type of diagnostic target device (MOST connected device,/GMSL connected device/USB connected device/other connected devices).
2
Diagnostic result
Displays the diagnostic results of each diagnostic target device.
•  [Not connected]: Diagnostic target device is not connected
•  [No response:]: No response from diagnostic target device
•  [Details]: Switches to diagnostic target device screen
•  [OK]: Other than above
3
Diagnostic target device
Displays the diagnostic target device.
4
DTC clear button
Clears the DTC of the displayed diagnostic target device.
5
Occurrence time
Displays the occurrence time of the applicable DTC.
6
DTC No.
Displays up to 6 DTCs of the displayed diagnostic target devices.

4.  If a DTC is displayed, repair the malfunctioning location according to the DTC troubleshooting.

5.  Ends the diagnostic assist function. (See Ending Procedure.)


DTC clearing

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [System Self-Diagnostic Test]
(3)  [Clear DTC]

3.  Clear the DTCs stored in the connectivity master unit (CMU) and nearby devices according to the directions on the screen.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Settings/programmed information initialization

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [System Self-Diagnostic Test]
(3)  [Settings/Registered Information Initialization]

3.  Perform initialization for each type of setting and programmed information according to the directions on the screen.

4.  The diagnostic assist function ends and the center display initial screen launches.


Vehicle signal status verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [System Self-Diagnostic Test]
(3)  [Vehicle Signal Status]

3.  Verify the following vehicle signal status.

—: Not applicable

Indication on center display

Unit

Content
Vehicle Speed
km/h
Displays the value of the vehicle speed signal received by the connectivity master unit (CMU).
PKB
ON/OFF
Displays the value of the parking brake status signal received by the connectivity master unit (CMU).
REV
ON/OFF
Displays the value of the R position status signal (ATX)/reverse status signal (MTX) received by the connectivity master unit (CMU).
TAIL
ON/OFF
Displays the value of the TNS (parking lights) on status signal received by the connectivity master unit (CMU).
Navi Version*
—
Displays the version of the navigation function.
Navi Manufacture*
—
Displays the navigation function manufacturer and market (JAPAN/GLOBAL).

*  :Vehicles with navigation function

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Storage diagnosis

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [Storage Diagnostic Test]

3.  Select the applicable storage and perform the diagnostic test for the storage.

Indication on center display

Diagnostic result

Content/action
OS/APP Areas
OK
No problem with OS/application area storage
NG
Malfunction in OS/application area storage (connectivity master unit (CMU) malfunction)
•  Inspect the following:
―  Connectivity master unit (CMU) related DTCs
―  Connectivity master unit (CMU) related symptom troubleshooting
CD Ripping Area
Displays on the center display, but does not operate.
MAP Areas*
OK
No problem with map area storage
NG
Malfunction in map area storage (malfunction with SD card inserted into USB port/SD card slot hub)
•  Inspect the following:
―  Connectivity master unit (CMU) related DTCs
―  Connectivity master unit (CMU) related symptom troubleshooting
―  USB port/SD card slot hub
(Refer to [USB PORT/SD CARD SLOT HUB INSPECTION] in workshop manual)
―  Wiring harness between USB port/SD card slot hub and connectivity master unit (CMU)

*  :Vehicles with navigation function

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Antenna connection status verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [Antenna Connection Status]

3.  Verify the connection status of each antenna according to the following table.

Indication on center display

Diagnostic result

Content/action
AM/FM
Antenna 1
Connected
No problem
Open
Open circuit in antenna amplifier power supply circuit
•  Inspect the following:
―  Antenna amplifier power supply circuit related DTCs
―  Antenna amplifier power supply circuit related symptom troubleshooting
―  Antenna amplifier
(Refer to [ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Open circuit in antenna amplifier power supply circuit
Short
Short circuit in antenna amplifier power supply circuit
•  Inspect the following:
―  Antenna amplifier power supply circuit related DTCs
―  Antenna amplifier power supply circuit related symptom troubleshooting
―  Antenna amplifier
(Refer to [ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Short circuit in antenna amplifier power supply circuit
—
Not equipped with glass antenna
AM/FM
Antenna 2
Connected
No problem
Open
Open circuit in antenna amplifier power supply circuit
•  Inspect the following:
―  Antenna amplifier power supply circuit related DTCs
―  Antenna amplifier power supply circuit related symptom troubleshooting
―  Antenna amplifier
(Refer to [ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Open circuit in antenna amplifier power supply circuit
Short
Short circuit in antenna amplifier power supply circuit
•  Inspect the following:
―  Antenna amplifier power supply circuit related DTCs
―  Antenna amplifier power supply circuit related symptom troubleshooting
―  Antenna amplifier
(Refer to [ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Short circuit in antenna amplifier power supply circuit
—
Not equipped with glass antenna
DTV
Antenna 1
—
Because it is not equipped, [—] is constantly displayed.
Antenna 2
—
Because it is not equipped, [—] is constantly displayed.
Antenna 3
—
Because it is not equipped, [—] is constantly displayed.
Antenna 4
—
Because it is not equipped, [—] is constantly displayed.
DAB*1
Antenna 1
Connected
No problem
Open
Open circuit in glass antenna circuit
•  Inspect the following:
―  Glass antenna related DTCs
―  Glass antenna related symptom troubleshooting
―  Glass antenna
(Refer to [GLASS ANTENNA INSPECTION] in workshop manual)
―  DAB antenna amplifier
(Refer to [DAB ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Antenna feeder
(Refer to [ANTENNA FEEDER INSPECTION] in workshop manual)
―  Open circuit in wiring harness between glass antenna and remote tuner (RT)
Short
Short circuit in glass antenna circuit
•  Inspect the following:
―  Glass antenna related DTCs
―  Glass antenna related symptom troubleshooting
―  Glass antenna
(Refer to [GLASS ANTENNA INSPECTION] in workshop manual)
―  DAB antenna amplifier
(Refer to [DAB ANTENNA AMPLIFIER INSPECTION] in workshop manual)
―  Antenna feeder
(Refer to [ANTENNA FEEDER INSPECTION] in workshop manual)
―  Short circuit in wiring harness between glass antenna and remote tuner (RT)
—
Not equipped with glass antenna
Antenna 2
—
Because it is not equipped, [—] is constantly displayed.
SiriusXM
Antenna 1
—
Because it is not equipped, [—] is constantly displayed.

*1  :Vehicles with DAB antenna amplifier

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Vehicle information verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [Vehicle Information]

3.  Verify the following vehicle information.

—: Not applicable

Indication on center display

Unit

Content
Android_Auto
None/Equipped/Reserved/Invalid
Displays the availability of equipment for Android AutoTM.
ASE_SYSTEM
None/Equipped/Reserved/Invalid
Displays the availability of equipment for approaching vehicle audible system.
B_CALL
None/JAPAN/USA/CANADA/Reserved/Invalid
Displays the availability of equipment for bCall.
BEV_MAINTENANCE_LIMIT
NONE/10000KM/730DAYS/15000KM/730DAYS/16000KM/730DAYS/8000KM/183DAYS/10000KM/183DAYS/10000KM/365DAYS/12000KM/365DAYS/15000KM/365DAYS/16000KM/365DAYS/20000KM/365DAYS/20000KM/730DAYS/12000KM/730DAYS/30000KM/365DAYS/Reserved
Displays the maintenance setting status of the EV system.
BODY
Sedan/Wagon/Hatch_Back/Open_Car/Reserved/Invalid
Displays the body style.
BRAND
Mazda/OEM_A/OEM_B/Reserved/Invalid
Displays the brand (maker).
Carplay
None/Equipped/Reserved/Invalid
Displays the availability of equipment for Apple CarPlayTM.
CD_Player
None/Equipped/Reserved/Invalid
Displays the availability of equipment for CD player.
CD_Ripping
None/Equipped/Reserved/Invalid
Displays the availability of equipment for CD ripping.
CMU_Spec
None/Taiwan/China/Reserved/Other/Invalid
Displays the specification of the connectivity master unit (CMU).
Commander_Touchpad
None/Equipped/Reserved/Invalid
Displays the availability of equipment for touch pad of the commander switch.
DAB
None/Equipped/Reserved/Invalid
Displays whether or not DAB radio is compatible.
DISPLAY_SIZE
8.8 inch/10.25 inch/Reserved/Invalid
Displays the size of a display and availability of equipment.
DRIVE
2WD/4WD/Reserved/Invalid
Displays the drive type.
DRIVER_ATTENTION_ALERT
None/Equipped/Reserved/Invalid
Displays the availability of equipment for driver attention alert system.
DRIVER_MONITOR
None/Equipped/Reserved/Invalid
Displays the availability of equipment for driver monitor system.
DVD_Player
None/Equipped/Reserved/Invalid
Displays the availability of equipment for DVD/CD player.
ELK_CUSTOMIZE_TYPE
Type-A/Type-B(NCAP)/Reserved/Invalid
Displays the type of emergency lane keeping (ELK) and availability of equipment.
EMERGENCY_CALL
None/RUSSIA_ECALL/US_ECALL/EU_ECALL/OTHER_ECALL/JPN_ECALL/ADR_ECALL/MALAYSIA_ECALL/GULF_ECALL/Reserved/Invalid
Displays the type of emergency call system and availability of equipment.
ENGINE
Petrol_Engine/Diesel_Engine/HEV/BEV/Reserved/Invalid
Displays the type of engine.
F_SEAT_TYPE
Standard/Recaro/Others/Reserved/Invalid
Displays the type of front seats.
FREQUENCY
None/9/100kHz_Pitch/5/100kHz_Pitch/10/200kHz_Pitch/9/50kHz_Pitch/Others/Reserved/Invalid
Displays the type of frequency.
FRONT_RADAR
None/Equipped/Reserved/Invalid
Displays the availability of equipment for front radar sensor.
HDMI
None/Equipped/Reserved/Invalid
Displays whether or not HDMI is compatible.
HEAD_UP_DISPLAY
None/Equipped/Reserved/Invalid
Displays the availability of equipment for active driving display.
I_DM
None/Equipped/Reserved/Invalid
Displays the availability of equipment for intelligent drive master (i-DM).
I_STOP_TYPE
None/Normal_Start_Stop/Expanded_Start_Stop/Reserved/Invalid
Displays the type of i-stop and availability of equipment.
Limit_Of_DAB_Range
None/Equipped/Reserved/Invalid
Displays whether or not DAB radio tuning range limitation function is equipped.
LW
None/Equipped/Reserved/Invalid
Displays whether or not AM radio LW frequency band can be received.
Microphone
Array/ECALL/Reserved/Invalid
Displays the type of microphone.
Mobile_911
None/Equipped/Reserved/Invalid
Displays the availability of equipment for Mobile-911.
MULTI_DOT_DISPLAY
None/Equipped/Reserved/Invalid
Displays the availability of equipment for multi-information display.
Number_Of_Seat_Rows
2_Rows/3_Rows/Reserved/Invalid
Displays the number of seat rows.
OVER_HEAD_CONSOLE
None/Equipped(With_Sunglass_Holder)/Equipped(Without_Sunglass_Holder)/Others/Reserved/Invalid
Displays the type of overhead console and availability of equipment.
Pandora
None/Equipped/Reserved/Invalid
Displays the availability of equipment for Pandora radio.
PARKING_SENSOR
None/Front(Corner)/F&R(Corner&Center)/Rear(Corner&Center)/Reserved/Invalid
Displays the type of ultrasonic sensor and availability of equipment.
Project_Code_1st—Project_Code_4th
Invalid
Displays the project code.
RDS
None/Equipped/Reserved/Invalid
Displays the availability of equipment for RDS.
REAR_SIDE_RADAR
None/Equipped/Reserved/Invalid
Displays the availability of equipment for rear side radar sensor.
REGENERATION_TYPE
None/i-ELOOP/Mild_HEV_Without_Coasting/Mild_HEV_With_Coasting/Reserved/Invalid
Displays the type of i-ELOOP and availability of equipment.
ROOF
Standard/Sun_Roof/Soft_Top/RHT/Reserved/Invalid
Displays the type of roof.
RSES
None/Equipped/Reserved/Invalid
Displays the availability of equipment for rear seat entertainment system (RSES).
SATELITE_SPEC
None/USA/Canada/Reserved/Invalid
Displays the type of satellite.
SEAT_MATERIAL
Cloth/Leatherette/Leather/Leatherette&Cloth/Others/Reserved/Invalid
Displays the material of the seat.
SPEAKER_TYPE
None/Standard_SP6/Standard_SP8/High_Grade_Bose_SP12/Others/Reserved/Invalid
Displays the type of speaker and availability of equipment.
Steering_Position
LHD/RHD/Reserved/Invalid
Displays the steering wheel specification.
TELEMATICS_COM_UNIT
None/Equipped/Reserved/Invalid
Displays the availability of equipment for telematics communication system.
TRANSMISSION
MT/AT/HEV/Reserved/Invalid
Displays the type of transmission/transaxle.
Tuner_AM_Range
None/Wide/Reserved/Invalid
Displays the type of AM tuner (remote tuner (RT)) and availability of equipment.
TV_TUNER
None/Equipped/Reserved/Invalid
Displays the availability of equipment for TV tuner (remote tuner (RT)).
Unit_Destination
JPN/ADR/UK/CHN/EU/Gen;L/US/Gen;R/Invalid
Displays the destination.
Vehicle_Height
0-65534mm/Invalid
Displays the overall height of the vehicle.
Vehicle_Length
0-65534mm/Invalid
Displays the overall length of the vehicle.
Vehicle_Width
0-65534mm/Invalid
Displays the overall width of the vehicle.
VIEW_MONITOR_CAMERA
None/Rear_Without_ECU/Rear_With_ECU/Front&Rear_With_ECU/Side(P_Only)&Rear_With_ECU/Front&Side&Rear_With_ECU/Reserved/Invalid
Displays the type of camera and availability of equipment.
VIN
—
Displays the Vehicle Identification Number (VIN).
EngineDisplacement
—
Displays the engine displacement.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Nearby device connection condition and equipment verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Diagnostic Test]
(2)  [Vehicle Signal (Unit Status)]

3.  Verify the following information.

Indication on center display

Diagnostic result

Content
AMP
OK
Audio amplifier related DTCs are not stored.
NG
Audio amplifier related DTCs are stored.
MIC
OK
Microphone related DTCs are not stored.
NG
Microphone related DTCs are stored.
DECK
Equipped-OK
CD player or DVD/CD player related DTCs are not stored.
Equipped-NG
CD player or DVD/CD player related DTCs are stored.
Not Equipped
Not equipped with CD player or DVD/CD player
HUB
OK
USB port/SD card slot hub related DTCs are not stored.
NG
USB port/SD card slot hub related DTCs are stored.
RSE
Equipped-OK
Displays on the center display, but does not operate.
Equipped-NG
Not Equipped
NAVI
Equipped-OK
Valid SD card is inserted.
Equipped-NG
Valid SD card is not inserted.
Not Equipped
Not equipped with navigation function
COMMANDER
OK
Commander switch related DTCs are not stored.
NG
Commander switch related DTCs are stored.
Camera
Equipped-OK
Rear mount camera related DTCs are not stored.
Equipped-NG
Rear mount camera related DTCs are stored.
Not Equipped
Not equipped with rear mount camera
C-BCM
OK
Body control module (BCM) related DTCs are not stored.
NG
Body control module (BCM) related DTCs are stored.
RT
OK
Remote tuner (RT) related DTCs are not stored.
NG
Remote tuner (RT) related DTCs are stored.
CenterDisplay
OK
Center display related DTCs are not stored.
NG
Center display related DTCs are stored.
ST-SW
OK
Steering switch related DTCs are not stored.
NG
Steering switch related DTCs are stored.
GPS
OK
Global Navigation Satellite System (GNSS) antenna/global positioning system (GPS) antenna related DTCs are not stored.
NG
Global Navigation Satellite System (GNSS) antenna/global positioning system (GPS) antenna related DTCs are stored.
Satellite Antenna (SXM)
Equipped-OK
Antenna amplifier related DTCs are not stored.
Equipped-NG
Antenna amplifier related DTCs are stored.
Not Equipped
Not equipped with antenna amplifier

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Functional Inspection/Adjustment Menu


Steering switch inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Steering SW Inspection]

3.  Verify if the indication on the center display changes correctly in conjunction with the steering switch operation.

Note
•  If the switch operation content previously detected is being displayed in the center display, newly detected content is added over it.

Steering switch operation

Indication on center display

Action
Volume adjustment button (-) is pressed
Vol. down SW Pressed
Inspect the following if the indication on the center display does not operate correctly in conjunction with the steering switch operation.
•  Steering switch related DTCs
•  Steering switch related symptom troubleshooting
•  Steering switch
(Refer to [STEERING SWITCH INSPECTION] in workshop manual)
•  Clock spring
(Refer to [CLOCK SPRING INSPECTION] in workshop manual)
•  Wiring harness between steering switch and connectivity master unit (CMU)
Volume adjustment button (-) is released from it pressed
Vol. down SW Released
Volume adjustment button (+) is pressed
Vol. up SW Pressed
Volume adjustment button (+) is released
Vol. up SW Released
SEEK (+) switch is pressed
→ SW Pressed
SEEK (+) switch is released
→ SW Released
SEEK (-) switch is pressed
← SW Pressed
SEEK (-) switch is released
← SW Released
MUTE button is pressed
Mute SW Pressed
MUTE button is released
Mute SW Released
PICK-UP button is pressed
Pick-up SW Pressed
PICK-UP button is released
Pick-up SW Released
HANG-UP button is pressed
Hang-up SW Pressed
HANG-UP button is released
Hang-up SW Released
SOURCE button is pressed
Source SW Pressed
SOURCE button is released
Source SW Released

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Commander switch inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Touch Pad/Commander Inspection]

3.  Verify if the indication on the center display changes correctly in conjunction with the commander switch operation.

—: Not applicable

Commander switch operation

Indication on center display

Action

Operation SW

Touch Pad Inspection/Operation

Commander Inspection/Operation
Commander knob touch pad is touched
—
Touch
—
Inspect the following if the indication on the center display does not operate correctly in conjunction with the commander switch operation.
•  Commander switch related DTCs
•  Commander switch related symptom troubleshooting
•  Wiring harness between commander switch and connectivity master unit (CMU)
Commander knob touch pad is released
Release
Commander knob is pressed
Commander
—
Press
Commander knob is released
Release
Commander knob is rotated clockwise
Right Turn
Commander knob is rotated counterclockwise
Left Turn
Commander knob is tilted up
Tilt Up
Commander knob is tilted down
Tilt Down
Commander knob is tilted right
Right Tilt
Commander knob is tilted left
Left Tilt
Commander knob is tilted diagonally to upper right
Right Tilt Up
Commander knob is tilted diagonally to lower right
Right Tilt Down
Commander knob is tilted diagonally to upper left
Left Tilt Up
Commander knob is tilted diagonally to lower left
Left Tilt Down
HOME button is pressed
HOME
—
Press
HOME button is released
Release
ENTERTAINMENT button is pressed
Entertainment
—
Press
ENTERTAINMENT button is released
Release
MAP button is pressed
Navi
—
Press
MAP button is released
Release
FAVORITES button is pressed
Favorite
—
Press
FAVORITES button is released
Release
VOLUME knob is pressed
Volume
—
Press
VOLUME knob is released
Release
VOLUME knob is rotated clockwise
Right Turn
VOLUME knob is rotated counterclockwise
Left Turn

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Microphone inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Microphone Inspection]

3.  Verify if the microphone input status is displayed correctly, or the record and playback function operate correctly.

Microphone inspection screen

bmcozp00000003

—: Not applicable

No.

Name

Content/function

Action
1
Microphone input level
The microphone input level is indicated in 8 levels.
Inspect the following if the microphone does not operate correctly.
•  Microphone related DTCs
•  Microphone related symptom troubleshooting
•  Wiring harness between microphone and connectivity master unit (CMU)
2
Record button
Record audio input from the microphone for 5 s.
3
Stop button
Stop recording or playback.
4
Playback button
Playback the recorded audio.
5
—
[REC] is indicated while recording.

4.  Ends the diagnostic assist function. (See Ending Procedure.)

Note
•  When transitioning from the microphone inspection screen, the recorded audio is cleared.


Navigation function inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Navigation System Inspection]

3.  Verify if the navigation function is operating correctly referring to the following table.

Navigation function inspection screen

bmcozp00000004

—: Not applicable

No.

Name

Indication on center display

Content/function

Action
1
Positioning level
OK (3D)
The connectivity master unit (CMU) receives information from 4 or more GNSS satellites and indicates that 3D positioning is operative.
Inspect the following if the navigation function does not operate correctly.
•  Global Navigation Satellite System (GNSS) antenna or global positioning system (GPS) antenna related DTCs
•  Global Navigation Satellite System (GNSS) antenna or global positioning system (GPS) antenna related symptom troubleshooting
•  GPS antenna feeder
(Refer to [GPS ANTENNA FEEDER INSPECTION] in workshop manual)
•  Global Navigation Satellite System (GNSS) antenna
(Refer to [GLOBAL NAVIGATION SATELLITE SYSTEM (GNSS) ANTENNA INSPECTION] in workshop manual)
•  Wiring harness between Global Navigation Satellite System (GNSS) antenna/global positioning system (GPS) antenna and connectivity master unit (CMU)
OK (2D)
The connectivity master unit (CMU) receives information from 3 GNSS satellites and indicates that 2D positioning is operative.
NG
The connectivity master unit (CMU) receives information from only 2 or less GNSS satellites and indicates that positioning cannot be calculated.
Error
Indicates that a reception error has occurred.
-
Other
2
GNSS reception number
—
Indicates the number of GNSS receptions up to 12 satellites.
3
2D positioning time
%
Indicates the percentage of time the positioning level indicates that 2D positioning is operative.
4
Positioning level NG time
%
Indicates the percentage of time the positioning level indicates NG.
5
Current position (longitude)
° (deg) ’”
Indicates the current longitudinal position in [degrees], [minutes], and [seconds].
Note
•  When position information cannot be acquired, [00° 00’ 00”] is displayed.
6
Relative bearing/relative angle reset
Reset Relative Bearing/Relative Angle
Resets the relative bearing and relative angle.
7
GNSS date and time setting
GPS Date/Time Setting
Sets the date and time stored in the connectivity master unit (CMU).
Note
•  Change the year, month, day, hours, minutes, and seconds using the left and right arrow buttons, and then select [Completed] to finish the setting.
8
Vehicle speed
km/h
Indicates the vehicle speed.
9
Gyro/distance coefficient learning condition
Indicates that there is no learning regarding the gyro/distance coefficient.
Indicates that learning regarding the coefficient of the vehicle speed is completed.
Indicates that learning regarding the sensitivity of the gyro sensor (built into connectivity master unit (CMU)) is completed.
Indicates that learning regarding the installation angle of the gyro sensor (built into connectivity master unit (CMU)) is completed.
Indicates that the learning regarding the offset of the acceleration sensor (built into connectivity master unit (CMU)) is completed.
10
Relative angle
° (deg)
Indicates the relative angle.
Inspect the following if the navigation function does not operate correctly.
•  Global Navigation Satellite System (GNSS) antenna or global positioning system (GPS) antenna related DTCs
•  Global Navigation Satellite System (GNSS) antenna or global positioning system (GPS) antenna related symptom troubleshooting
•  GPS antenna feeder
(Refer to [GPS ANTENNA FEEDER INSPECTION] in workshop manual)
•  Global Navigation Satellite System (GNSS) antenna
(Refer to [GLOBAL NAVIGATION SATELLITE SYSTEM (GNSS) ANTENNA INSPECTION] in workshop manual)
•  Wiring harness between Global Navigation Satellite System (GNSS) antenna/global positioning system (GPS) antenna and connectivity master unit (CMU)
11
Relative bearing
° (deg)
Indicates the relative bearing.
12
Vehicle turning angle speed
deg/sec
Indicates the turning angle speed of the vehicle.
13
Current position (latitude)
° (deg) ’”
Indicates the current latitudinal position in [degrees], [minutes], and [seconds].
Note
•  When position information cannot be acquired, [00° 00’ 00”] is displayed.
14
Current date and time
YYYY/MM/DD hh/mm/ss
Indicates the current date and time stored in the connectivity master unit (CMU).
15
3D positioning time
%
Indicates the percentage of time the positioning level indicates that 3D positioning is operative.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Vehicle signal information verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Vehicle Signal Information]

3.  Verify the following information.

Indication on center display

Unit

Content
Battery Voltage
V
Displays the value of the battery voltage signal received by the connectivity master unit (CMU).
IG
ON/OFF
Displays the value of the ignition status signal received by the connectivity master unit (CMU).
PKB
ON/OFF
Displays the value of the parking brake status signal received by the connectivity master unit (CMU).
REV
ON/OFF
Displays the value of the R position status signal (ATX)/reverse status signal (MTX) received by the connectivity master unit (CMU).
Vehicle Speed
km/h
Displays the value of the vehicle speed signal received by the connectivity master unit (CMU).
TAIL
ON/OFF
Displays the value of the TNS on status signal received by the connectivity master unit (CMU).

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Sound library setting verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Sound Library Setting]

3.  Change or verify the following sound library settings.

Indication on center display

Content/function
Storage Recording Function
Displays on the center display, but does not operate.
Gracenote Ver
Indicates the gracenote® database version.
No. of Albums
Displays on the center display, but does not operate.
No. of Tracks Recorded
Displays on the center display, but does not operate.
Remaining Storage Space
Displays on the center display, but does not operate.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


DAB reception condition verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [DAB Reception Inspection]

3.  Change the following DAB settings or verify the following DAB reception conditions.

DAB reception condition verification screen

bmcozp00000006

—: Not applicable

No.

Name

Unit

Content/function
1
Antenna No.
—
Indicates the antenna number.
2
Reception level
dBm
Indicates the reception level of each antenna.
3
SNR
dB
Indicates the SNR value of each antenna.
4
VBER
E±
Indicates the VBER value of each antenna.
5
VBER ON/OFF button
—
Switches the VBER between ON/OFF.
6
Service down button
—
Change the broadcasting station downward.
7
Service up button
—
Change the broadcasting station upward.
8
Channel down button
—
Change the reception channel downward.
9
Channel up button
—
Change the reception channel upward.
10
Channel
—
Indicates the reception channel.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


CD player/DVD/CD player inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [CD Test]

3.  Insert a CD into the CD player. (With CD player)

4.  Insert a CD or DVD into the DVD/CD player. (With DVD/CD player)

5.  Inspect the CD player or DVD/CD player according to the following table.

—: Not applicable

Indication on center display

Content

Action
OK
CD player or DVD/CD player is normal
•  As a result of the inspection, no malfunction was detected.
—
Mechanical Coupling Failed
CD player or DVD/CD player mechanical malfunction
•  Disc was unable to load normally due to a problem with the disc (CD or DVD) or a malfunction with the CD player or DVD/CD player.
Verify that the disc (CD or DVD) is not damaged or deformed.
If there is a malfunction:
•  Perform the inspection again using a normal disc (CD or DVD).
If there is no malfunction:
•  Refer to [CD PLAYER REMOVAL/INSTALLATION] or [DVD/CD PLAYER REMOVAL/INSTALLATION] in the workshop manual, and replace the CD player or DVD/CD player.
Invalid Signal
CD player or DVD/CD player signal error
•  The disc (CD or DVD) is loaded, but the CD player or DVD/CD player detects an unreadable disc.
Replace with a playable disc (CD or DVD) and perform the inspection again.
Note
•  The playable data format is Music data (CD-DA)/MP3/WMA (Windows Media Audio)/AAC (Advanced Audio Coding)/DVD VIDEO/DVD-VR.

6.  Ends the diagnostic assist function. (See Ending Procedure.)


AM/FM radio information verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Radio Test Mode AM] or [Radio Test Mode FM]

3.  Rotate the commander knob to switch the frequency and verify the following information.

—: Not applicable

Indication on center display

Unit

Content/function
Split Mode ON/OFF
—
Displays on the center display, but does not operate.
Band Type
AM (MW)/AM (LW)/FM
Displays on the center display, but does not operate.
Reception Level
dB
•  [M]: Indicates the main tuner reception level.
•  [S]: Indicates the sub-tuner reception level.
Destination
—
Displays on the center display, but does not operate.
Operation Status
M
Displays on the center display, but does not operate.
S
Displays on the center display, but does not operate.
M+S
Displays on the center display, but does not operate.
RDS BER
—
Displays on the center display, but does not operate.
SNR
—
Displays on the center display, but does not operate.
Total No. of Presets
—
Displays on the center display, but does not operate.
HD Function
Equipped/Not Equipped
Displays on the center display, but does not operate.
VOL
—
Displays on the center display, but does not operate.
Split Mode
ON/OFF
Displays on the center display, but does not operate.
Blend Mode
AUTO/ANALOG/DIGITAL
Displays on the center display, but does not operate.
HD Mode
ON/OFF
Displays on the center display, but does not operate.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Speaker inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Active Speaker Check Function]

3.  Verify if the speakers output audio in the following order (clockwise from left front of vehicle).

(1)  Cowl side woofer (LH)
(2)  Front door speaker (LH)
(3)  Tweeter (LH)
(4)  Front center speaker (with Bose®)
(5)  Cowl side woofer (RH)
(6)  Front door speaker (RH)
(7)  Tweeter (RH)
(8)  Rear door speaker (RH)
(9)  Rear side speaker (RH) (with Bose®)
(10)  Rear center speaker (4SD) or bass box (5HB/5WG) (with Bose®)
(11)  Rear side speaker (LH) (with Bose®)
(12)  Rear door speaker (LH)

•  Refer to the workshop manual and inspect the malfunctioning speaker, audio amplifier, and related circuits, and repair or replace the malfunctioning location.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


DAB status verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [DAB Status]

3.  Verify the following information.

—: Not applicable

Indication on center display

Unit

Content/function
Ensemble Seek : Up
—
Change the ensemble upward.
Ensemble Seek : Down
—
Change the ensemble downward.
Service Up Based on List
—
Change the broadcasting station upward.
Service Down Based on List
—
Change the broadcasting station downward.
CHID/Eid
/0x
Indicates the CHID value and Eld value.
Sid/SCIdS/Ps
0x /0x /
Indicates the Sid value and SCldS value.
TransMode/PL
/
Indicates the transmission mode (Mode I/Mode II/Mode III/Mode IV) and protection level (EEP_1_A/EEP_2_A/EEP_3_A/EEP_4_A/EEP_1_B/EEP_2_B/EEP_3_B/EEP_4_B/UEP_1/UEP_2/UEP_3/UEP_4/UEP_5).
Audio/Codec
/
Indicates audio (Stereo/Joint Stereo/Dual Channel/Mono/Surround/Pstereo) and codec (DAB/DAB+/DMB).
BR/SBR/Asu
kbps/ /
Indicates the bit rate value and Asu value.
LSN Tuner
—
Indicates the LSN tuner (Tuner 1/Tuner 2/Tuner 3).
RSSI
dBm
Indicates the RSSI value.
SNR
dB
Indicates the SNR value.
DAB Status
—
Indicates the DAB status (DAB/Mute/FM Link).
MSC BER
. E±
Indicates the MSC bit error value.
FM PI/Qual
0x /
Indicates the RDS PI code in the FM link and FM reception level (No Signal/Medium/Good).

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Display inspection

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Functional Inspection/Adjustment]
(2)  [Display Test]

3.  Inspect the center display according to the following table.

Indication on center display

Content

Action
Center Display Test (Color Bar)
Displays the image requested from the connectivity master unit (CMU) on the center display.
Inspect the following if the display does not change correctly.
•  Center display related DTCs.
•  Center display related symptom troubleshooting.
•  Wiring harness between center display and connectivity master unit (CMU)
Rear Display
Displays on the center display, but does not operate.
DECK Image Test
Displays on the center display, but does not operate.
Remote Tuner Image Test
Displays on the center display, but does not operate.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Service Information Menu


Connected device information verification

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Service Information]
(2)  [Connected Device Information]

3.  Select the applicable connected device and verify the connected device information.

Indication on center display

Connected device

Indicated information (×: Applicable, —: Not applicable)

Manufacturer name

Software version

Part number

Serial number

SiriusXM serial number

In-vehicle Digital Owner's Manual version
CMU
Connectivity master unit (CMU)
×
×
×
×
—
×
AMP
Audio amplifier
×
×
×
×
—
—
RT
Remote tuner (RT)
×
×
×
—
×
—
DISP
Center display
×
×
×
×
—
—
RSES
Displays on the center display, but does not operate.
DECK*1
CD player or DVD/CD player
×
×
×
—
—
—
MIC
Microphone
×
×
×
×
—
—
TCU*2
Emergency call unit
×
×
×
×
—
—
DSRC
Displays on the center display, but only functions if a Mazda genuine part (accessory) is equipped.
COMMANDER
Commander switch
×
×
×
×
—
—

*1  :Vehicles with CD player or DVD/CD player
*2  :Vehicles with emergency call system

4.  Ends the diagnostic assist function. (See Ending Procedure.)


Backup restore

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Service Information]
(2)  [Backup Restore]
(3)  [Backup]

3.  Insert a USB memory drive into the vehicle.

Note
•  Prepare a USB memory drive which has been formatted.

4.  Set a password (8 to 16 digits in numerals only).

Note
•  Record the set password which will be needed in the restoration procedure after replacing the connectivity master unit (CMU).

5.  Back up the data to the USB flash drive following the instructions on the screen.

Note
The following information can be copied to the CMU after replacement.
•  Radio settings (Programmed preset information)
•  External device connection settings (CarPlay/AndroidAuto programmed information)
•  Navigation settings (Location and home information registered to favorites)
•  Center display settings (Contrast setting information, clock display setting information)
•  System settings (Nickname information, touch pad function on/off setting)
•  Audio settings (Equalizer setting information, listening position setting)

6.  Replace the connectivity master unit (CMU). (Refer to the [CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION] in the workshop manual)

7.  Launch the diagnostic assist function. (See Activation Procedure.)

8.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Service Information]
(2)  [Backup Restore]
(3)  [Restore]

9.  Enter the password (8 to 16 digits in numerals only) set during the backup procedure.

10.  Restore the data on the USB memory drive to the CMU following the instructions on the screen.

11.  Remove the USB memory drive from the vehicle.

12.  Ends the diagnostic assist function. (See Ending Procedure.)


Personal Information Deletion

1.  Launch the diagnostic assist function. (See Activation Procedure.)

2.  Select in the following order from the diagnostic assist function initial screen.

(1)  [Service Information]
(2)  [Personal Information Deletion]

3.  Delete the personal information according to the instructions on the screen.

4.  Ends the diagnostic assist function. (See Ending Procedure.)


How To Install The OM Data Into Vehicle

Note
How To Download The OM Data
1.  To obtain OM data, please ask Mazda distributor in your region.
2.  Download the zip file to desktop.
3.  Unzip it and confirm two files, [contents.tar] and [contents.sig].
4.  Copy the two files to the root of USB memory stick.
5.  After installing the owner’s manual, jot down the package number for the downloaded owner’s manual data to confirm that the installation was completed correctly.

1.  Switch the ignition ON (engine on) and the center display initial screen launches.

Note
•  Engine on is recommended if possible to avoid battery run out.
am3zzw00031653

2.  Insert the USB memory stick to the USB port.

3.  Press the following buttons simultaneously for 3 seconds or more while pressing the VOLUME knob on the commander switch.

―  FAVORITES button
―  ENTERTAINMENT button
bmcozp00000520
azzjjw00001925

4.  The diagnostic assist function initial screen is displayed on the center display and diagnostic assist function launches.

5.  Select [Device Program Update] on the diagnostic assist function initial screen.

am3zzw00031655

6.  Select [Owner’s Manual Update] on the Device Update screen.

am3zzw00031656

7.  Select [Update] on the pop up screen.

am3zzw00031657

8.  Select [Install] on the pop up screen.

am3zzw00031658

9.  Wait for approximately 60 seconds until the installation is completed.

am3zzw00031659

10.  Installation is completed. Remove the USB memory stick from the USB port.

Note
•  After completing the installation, the center display screen switches automatically to the Update/Delete Owner’s Manual verification screen.
am3zzw00031660

11.  Press BACK button and Device Update screen launches.

am3zzw00031656

12.  Press BACK button again and the diagnostic assist function initial screen launches.

am3zzw00031655

13.  Select [End Diag Mode] on the diagnostic assist function initial screen and wait for 10 seconds or more.

am3zzw00031662

14.  The diagnostic assist function ends and the center display initial screen launches.

15.  Select [Information] > [Owner’s Manual] and confirm OM is displayed on the center display.

16.  Select [Options] on the owner’s manual Home screen.

atsuzn00001085

17.  Select [Version] on the options screen.

atsuzn00001086

18.  Confirm that the file name for the obtained zip file matches the package number.

atsuzn00001087