Under the Hood

The 2.0-liter four-cylinder in the Mazda3 i has variable valve timing and develops 148 horsepower (144 hp in PZEV form). The Mazda3 s uses a 2.3-liter four-cylinder that pumps out 156 hp. A five-speed manual gearbox is standard, and a four-speed automatic transmission with a manual-shift provision is optional for the Mazda3 i. The 2.3-liter engine can mate with a five-speed automatic.

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    Starting the Engine
    NOTE: Engine-starting is controlled by the spark ignition system. This system meets all Canadian Interference- Causing Equipment Standard requirements regulating the impulse electrical field stre ...

    Brake System
    qFoot Brake Your Mazda has power-assisted brakes that adjust automatically through normal use. Should power-assist fail, you can stop by applying greater force than normal to the brake pedal. Bu ...

    Modestly Powered Base Engine
    The base 161-horsepower, 2.5-liter four-cylinder provides acceptable performance in city and suburban settings. Acceleration is quick enough, letting you keep pace with traffic. Where the engine s ...