See also:

Environmental performance
The all-new Mazda 3 offers excellent environmental performance that conforms to Euro Stage 5 regulations (apart from models with the 1.6-litre gasoline and diesel engines). This was achieved thank ...

Immobilizer System (with Advanced Key)
The immobilizer system allows the engine to start only with an advanced key the system recognizes. If someone attempts to start the engine with an unrecognized advanced key, the engine will not s ...

Under the Hood
Mazda3 models now offer a choice of engines:   Standard  148-horsepower, 2.0-liter four-cylinder engine that teams with a five-speed manual or five-speed automatic transmission Opt ...