See also:

Specifications
Engine Electrical System CAUTION: When cleaning the iridium plugs, do not use a wire brush. The fine particulate coating on the iridium alloy and platinum tips could be damaged. Lubricant Q ...

Trailer Towing
The Mazda5 is not designed for towing. Never tow a trailer with your Mazda5. ...

Emission Control System
Your vehicle is equipped with an emission control system (the catalytic converter is part of this system) that enables your vehicle to comply with existing exhaust emissions requirements. WARNING ...