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Owner Maintenance Precautions
Improper or incomplete service may result in problems. This section gives instructions only for items that are easy to perform. As explained in the Introduction, several procedures can be done onl ...

Liftgate
WARNING. Never allow a person to ride in the luggage compartment: Allowing a person to ride in the luggage compartment is dangerous. The person in the luggage compartment could be seriously inj ...

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 ...