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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 ...

Door Locks
WARNING. Always take all children and pets with you or leave a responsible person with them: Leaving a child or a pet unattended in a parked vehicle is dangerous. In hot weather, temperatures in ...

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-s ...