See also:

Trailer Towing
The Mazda3 is not designed for towing. Never tow a trailer with your Mazda3. ...

Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum. Your Mazda will perform best with fu ...

Fuses
Your vehicle's electrical system is protected by fuses. If any lights, accessories, or controls don't work, inspect the appropriate circuit protector. If a fuse has blown, the inside element will ...