Mazda CX-3: Theft-Deterrent System (Some models) / Operation

Mazda CX-3 (2015-2026) Owner's Manual / Before Driving / Security System / Theft-Deterrent System (Some models) / Operation

System triggering conditions

The horn sounds intermittently and the hazard warning lights flash for about 30 seconds when the system is triggered by any one of the following:

Unlocking a door with the auxiliary key, door lock switch, or an inside door-lock knob.
Forcing open a door, the hood or the liftgate.
Opening the hood by operating the hood release handle.
Switching the ignition ON without using the push button start.

If the system is triggered again, the lights and horn will activate until the driver's door or the liftgate is unlocked with the transmitter.

(With the advanced keyless function)

The lights and horn can also be deactivated by pressing the request switch on a door.

NOTE

The liftgate does not open while the theft-deterrent system is operating.
If the battery goes dead while the theft-deterrent system is armed, the horn will activate and the hazard warning lights will flash when the battery is charged or replaced.

Theft-Deterrent System (Some models)

If the theft-deterrent system detects an inappropriate entry into the vehicle, which could result in the vehicle or its contents being stolen, the alarm alerts the surrounding area of an abnormality by sounding the horn and flashing the hazard warning lights...

How to Arm the System

Close the windows and the moonroof* securely. Switch the ignition OFF. Make sure the hood, the doors, and the liftgate are closed. Press the lock button on the transmitter or lock the driver's door from the outside with the auxiliary key...

Other information:

Mazda CX-3 (2015-2026) Owner's Manual: Traction Control System (TCS)

The Traction Control System (TCS) enhances traction and safety by controlling engine torque and braking. When the TCS detects driving wheel slippage, it lowers engine torque and operates the brakes to prevent loss of traction. This means that on a slick surface, the engine adjusts automatically to provide optimum power to the drive wheels, limiting wheel spin and loss of traction...

Mazda CX-3 (2015-2026) Owner's Manual: Removing a Flat Tire

WARNING When jacking-up a vehicle, always shift the shift lever to 1st or R position (manual transaxle vehicle) or shift the selector lever to P position (automatic transaxle vehicle), apply the parking brake, and place wheel blocks in the position diagonally opposed to the jack: Changing a flat tire without using wheel blocks is dangerous because the vehicle may move and fall off the jack even with the shift lever in 1st or R position, or the selector lever is in P position, which could result in an accident...