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:

    Advanced Key Suspend Function
    If one key is left in the vehicle or trunk and the second key is used to lock the vehicle, the functions of the advanced key left in the vehicle or the trunk are temporarily suspended to prevent t ...

    Driver and Front Passenger Occupant Classification System
    First, please read “Supplemental Restraint System (SRS) Precautions” carefully. Driver Seat Slide Position Sensor Your vehicle is equipped with a driver seat slide position sensor as a part of th ...

    Add-On Non-Genuine Parts and Accessories
    Non-genuine parts and accessories for Mazda vehicles can be found in stores. These may fit your vehicle, but they are not approved by Mazda for use with Mazda vehicles. When you install non-genuin ...