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Tachometer Inspection

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the M-MDS to the DLC-2.
  2. After vehicle identification, select the following items from the initialization screen of the M-MDS.
    1. "Toolbox"
    2. "Diagnosis"
    3. "Data Logger"
    4. "IC"
  3. Using the simulation function TACHOMTR, verify that the values are as indicated in the table.
    M-MDS display Tachometer display
    0% Tachometer needle moves to bottommost position.
    30% Tachometer needle moves to approx. 3, 000 rpm.
    60% Tachometer needle moves to approx. 6, 000 rpm.
    • If not as indicated in the table, inspect the DTC inspection for the following module and the related wiring harnesses.
      • PCM
    • If the PCM and related wiring harnesses are normal, replace the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION )
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