Under the Hood

Mazda3 models now offer a choice of engines:  

  • Standard  148-horsepower, 2.0-liter four-cylinder engine that teams with a five-speed manual or five-speed automatic transmission
  • Optional 167-hp, 2.5-liter four-cylinder engine that works with a six-speed manual or five-speed automatic
  • Automatic transmission models include a clutchless-manual mode that lets the driver control gear changes by nudging the console gear selector up or down.
    See also:

    Fuel Requirements
    Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum. Your Mazda will perform best with fu ...

    SRS Air Bag Deployment Criteria
    This chart indicates the applicable SRS equipment that will deploy depending on the type of collision. (The illustrations are the representative cases of collisions.) X: The SRS air bag equipme ...

    Beep Sounds
    Air Bag/Front Seat Belt Pretensioner System Warning Beep If a malfunction is detected in both the air bag/front seat belt pretensioner system and the warning light, a warning beep sound will be he ...