See also:

Fuel Requirements
* U.S. federal law requires that octane ratings be posted on gasoline station pumps. Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust ...

Exterior
Comparatively upright in profile, the Mazda3 is built with a wide track and a relatively long (103.9-inch) wheelbase for its size. A Sport Package that includes sport bumpers, side skirts, 17-inch ...

Immobilizer System (without Advanced Key)
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 ...