See also:

Reporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in ...

Scheduled Maintenance (USA, Canada, and Puerto Rico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following conditions apply. - Repeated short-distance driving. - Driving in dusty conditions. - Driving with extended use of ...

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 ...