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. ...

Exterior
The 2010 Mazda3's exterior styling builds on its predecessor's athletic proportions by emphasizing design features. One of them is the front grille, but Mazda may have gone a bit too far with it, ...

Immobilizer System
The immobilizer system allows the engine to start only with a key the system recognizes. If someone attempts to start the engine with an unrecognized key, the engine will not start, thereby helpi ...