LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2021 >> CX-30 Turbo >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Introduction >> DTC Inspection >> Quick Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Quick Check

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off or on).
  3. Perform the vehicle identification.
  4. Select the "Quick Check" from the initialization screen of the M-MDS.
  5. Verify DTCs following the instructions on the screen.
    • If any DTCs are displayed, perform troubleshooting according to the corresponding DTC inspection after recording the freeze frame data/snapshot data.
      NOTE:
      • Each module condition can be determined by the color of the displayed module.
        • Green: No DTCs
        • Red: Communication Error
        • Blue: No Communication or Not Equipped
        • Orange: DTC(s) exist
        • Gray: DTC Not Supported
    • If a module displayed in orange (DTC(s) exist) is selected, the DTCs stored in the selected module are displayed in a list.
    • If the following icon is selected, the DTCs stored in all the modules are displayed in a list.
      G13180876Courtesy of MAZDA MOTORS CORP.
    • If the following icon is selected on the DTC list screen, the freeze frame data/snapshot data relative to the applicable DTC is displayed.
      G13180877Courtesy of MAZDA MOTORS CORP.