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: Storage Compartments

WARNING Keep storage boxes closed when driving: Driving with the storage boxes open is dangerous. To reduce the possibility of injury in an accident or a sudden stop, keep the storage boxes closed when driving. When loading cargo, make sure that it is completely secured: If the cargo is not completely secured, it may move or collapse while driving or during sudden braking, resulting in injury or an accident...

Mazda CX-3 (2015-2026) Owner's Manual: Radar Sensors (Rear) (Some models)

Your vehicle is equipped with radar sensors (rear). The following systems also use the radar sensors (rear). Blind Spot Monitoring (BSM) Rear Cross Traffic Alert (RCTA) The radar sensors (rear) function by detecting the radio waves reflected off a vehicle approaching from the rear or an obstruction sent from the radar sensor...