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Home >> Mazda >> 2024 >> 3 Carbon Turbo, 4D Hatchback >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> On-Board Diagnostics - CMU (2 Of 2) >> Diagnostic Assist Function [CMU] >> Diagnostic Test Menu >> Vehicle signal status verification

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

    VEHICLE SIGNAL STATUS VERIFICATION

    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 (AT/ATX)/reverse status signal (MT/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).
  4. Ends the diagnostic assist function. (See ENDING PROCEDURE .)
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