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.

    See also:

    Supplemental Restraint System (SRS) Precautions
    The front and side supplemental restraint systems (SRS) include up to 6 air bags. Please verify which kinds of air bags are equipped on your vehicle by locating the “SRS AIRBAG” location indicator ...

    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 ...

    Third-Row Seat
    WARNING. Do not stack cargo higher than the seatbacks: Stacking luggage or other cargo higher than the seatbacks is dangerous. During a sudden stop or collision, objects can fly around and beco ...