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 ...

Overheating
If the temperature gauge indicates overheating, the vehicle loses power, or you hear a loud knocking or pinging noise, the engine is probably too hot. WARNING. Turn off the ignition switch and ...

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, ...