See also:

Service Publications
Factory-authorized Mazda service publications are available for owners who wish to do some of their own maintenance and repair. When requesting any of our publications through an Authorized Mazda ...

Introduction
Be extremely careful and prevent injury to yourself and others or damage to your vehicle when using this manual for inspection and maintenance. If you're unsure about any procedure it describes, w ...

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 ...