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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    Head Restraints
    Head restraints are intended to help protect you and the passengers from neck injury. WARNING: Always drive with the head restraints installed when seats are being used and make sure they are pr ...

    Body Lubrication
    All moving points of the body, such as door and hood hinges and locks, should be lubricated each time the engine oil is changed. Use a nonfreezing lubricant on locks during cold weather. Make sur ...

    Vehicle Information Labels
    qVehicle Identification Number The vehicle identification number legally identifies your vehicle. The number is on a plate attached to the cowl panel located on the left corner of the dashboard. ...