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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 ...

Ignition Switch
Auxiliary key (with advanced key) NOTE: When starting the engine using the advanced key, refer to Starting the Engine. When starting the engine with the auxiliary key, perform the following pr ...

Tire Pressure Monitoring System
The tire pressure monitoring system (TPMS) monitors the pressure for each tire. If tire pressure is too low in one or more tires, the system will inform the driver via the warning light in the i ...