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Home >> Mazda >> 2023 >> 3 Select, 4D Hatchback >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> On-Board Diagnostic - Audio Control Unit (ACU) (1 Of 2) >> Diagnostic Assist Function [Audio Control Unit (ACU)] >> Service Information Menu >> Connected device information verification
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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.
    CONNECTED DEVICE INFORMATION

    Indication on center display Connected device Indicated information (*: Applicable, -: Not applicable)
    Manufacturer name Software version Part number Serial number Sirius XM serial number In-vehicle Digital Owner's Manual version
    CMU Audio control unit (ACU) X X X X - X
    DISP Center display X X X X - -
    RSES Displays on the center display, but does not operate.
    MIC Microphone X X X X - -
    TCU (1) Mazda EMERGENCY ASSISTANCE control module X X X X - -
    DSRC Displays on the center display, but only functions if a Mazda genuine part (accessory) is equipped.
    COMMANDER Commander switch            
    (1) Vehicles with Mazda EMERGENCY ASSISTANCE
  4. Ends the diagnostic assist function. (See ENDING PROCEDURE .)
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