See also:

Keys
WARNING: Do not leave the key in your vehicle with children and keep them in a place where your children will not find or play with them: Leaving children in a vehicle with the key is dangerous. ...

Operation Using Advanced Keyless Functions
Operational Range The system operates only when the driver is in the vehicle or within operational range while the advanced key is being carried. NOTE: When the battery power is low, or in place ...

Chassis & Safety - Responsive and Safe
Mazda CX9's stiff body shell and chassis systems - combined with the smooth, cultivated power of its V6 engine - make for an exciting driving experience not usually found on an SUV this size. And ...