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 ...

Type Approval of Equipment
Immobilizer system Keyless entry system ...

Driving Impressions
The easy-to-drive Mazda3 handles more adeptly than most rivals. The automatic transmission delivers quick, smooth responses. Performance with the larger engine falls short of some sporty compacts, ...