Mazda CX-3: Before Driving / Advanced Keyless Entry System (Some models)

Operational Range and Key Suspend Function

Operational Range The system operates only when the driver is in the vehicle or within operational range while the key is being carried. Starting the Engine NOTE Starting the engine may be possible even if the key is outside of the vehicle and extremely close to a door and window, however, always start the engine from the driver's seat...

Advanced Keyless Entry System

WARNING Radio waves from the key may affect medical devices such as pacemakers: Before using the key near people who use medical devices, ask the medical device manufacturer or your physician if radio waves from the key will affect the device...

Other information:

Mazda CX-3 (2015-2026) Owner's Manual: Voice Recognition Learning Function (Speaker Enrollment)

The voice recognition learning function enables voice recognition appropriate to the characteristics of the user's voice. If the recognition of the voice input commands to the system is not adequate, this function can largely improve the system's voice recognition of the user...

Mazda CX-3 (2015-2026) Owner's Manual: 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...