Mazda CX-3: Door Locks / Rear Door Child Safety Locks

Mazda CX-3 (2015-2025) Owner's Manual / Before Driving / Doors and Locks / Door Locks / Rear Door Child Safety Locks

These locks are intended to help prevent children from accidentally opening the rear doors. Use them on both rear doors whenever a child rides in the rear seat of the vehicle.

If you slide the child safety lock to the lock position before closing that door, the door cannot be opened from the inside. The door can only be opened by pulling the outside handle.

Mazda CX-3. Rear Door Child Safety Locks

Locking, Unlocking with Door-Lock Knob

Operation from inside To lock any door from the inside, press the door-lock knob. To unlock, pull it outward. This does not operate the other door locks...

Liftgate

WARNING Never allow a person to ride in the luggage compartment: Allowing a person to ride in the luggage compartment is dangerous. The person in the luggage compartment could be seriously injured or killed during sudden braking or a collision...

Other information:

Mazda CX-3 (2015-2025) Owner's Manual: 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...

Mazda CX-3 (2015-2025) Owner's Manual: Taking Action

Take the appropriate action and verify that the warning light turns off. Tire Pressure Monitoring System Warning Light (Turns on)(Some models) Take the appropriate action and verify that the warning light turns off. KEY Warning Light Take the appropriate action and verify that the warning light turns off...