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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 ...

After Getting In
- Are all doors closed and locked? - Is the seat adjusted properly? - Are the inside and outside mirrors adjusted? - Is everyone's seat belt fastened? - Check all gauges. - Check all warning lig ...

Turbocharger Information
* Some models. The turbocharger greatly enhances engine power. Its advanced design provides improved operation and requires minimum additional maintenance. To get maximum performance from your ...