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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 ...

How the Air Bags Work
How the Front Air BagsWork When air bag crash sensors detect a frontal impact of greater than moderate force, an electrical current is sent to the inflators. Gases are produced to inflate the fro ...

Starting the Engine
NOTE: Engine-starting is controlled by the spark ignition system. This system meets all Canadian Interference- Causing Equipment Standard requirements regulating the impulse electrical field stre ...