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Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Introduction >> DTC Inspection >> On-demand Self-test

On-demand Self-test

  1. Connect the M-MDS to the DLC-2.
  2. When performing the body control module (BCM) self-test, verify that the vehicle is under the following conditions.

    When performing the KOEO On-Demand self-test for Door Lock System:

    • All doors, hood, liftgate are closed
    • All doors are unlocked

    When performing the KOEO On-Demand self-test for Lighting Systems: 

    • Hazard warning switch is off
    • Light switch is off
    • Rear window defogger switch is off
    • Selector lever is in position other than R
  3. Switch the ignition ON (engine off or on).
  4. Perform the following procedure using the M-MDS.
    1. Press [Start] for the vehicle identification.
    2. Press the [Toolbox] tab.
    3. Press the [Diagnosis] icon.
    4. Press [On-demand self-test].
    5. Press the applicable [M-MDS display name].
    6. Press [Run] for the applicable [Self-test type].
  5. Verify DTCs following the instructions on the screen.
    • If a DTC is displayed, repair the malfunctioning location according to the applicable DTC troubleshooting.
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