Mazda CX-9 Owners Manual: Turning the Engine Off


Do not stop the engine while the vehicle is moving: Stopping the engine while the vehicle is moving for any reason other than in an emergency is dangerous. Stopping the engine while the vehicle is moving will result in reduced braking ability due to the loss of power braking, which could cause an accident and serious injury.

1. Stop the vehicle completely.

2. Shift the selector lever to the P position and set the parking brake.

3. Press the push button start to turn off the engine. The ignition position is off.


  • When leaving the vehicle, make sure the push button start is off.


  • The cooling fan in the engine compartment could turn on for a few minutes after the ignition is switched from ON to OFF, whether or not the A/C is on or off, to cool the engine compartment quickly.
  • If the system detects that the remaining battery power of the key is low when the ignition is switched from ON to ACC or OFF, the following is indicated.

    Replace with a new battery before the key becomes unusable.

    (Vehicle equipped with Type A/B instrument cluster) A message is indicated in the display of the instrument cluster.

    (Vehicle equipped with Type C instrument cluster) The KEY indicator light (green) flashes for approximately 30 seconds.

  • If the engine is turned off while the selector lever is in a position other than P, the ignition switches to ACC.

Emergency Engine Stop

Continuously pressing the push button start or quickly pressing it any number of times while the engine is running or the vehicle is being driven will turn the engine off immediately. The ignition switches to ACC.

    Starting the Engine

    Instrument Cluster and Display

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    Mazda CX-9 Owners Manual

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