See also:

Emission Control System
Your vehicle is equipped with an emission control system (the catalytic converter is part of this system) that enables your vehicle to comply with existing exhaust emissions requirements. WARNING ...

Driving Your Mazda
Explanation of instruments and controls. ...

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, ...