See also:

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

Operation Using Advanced Key Functions
Keyless Entry System This system uses the more traditional keyless entry buttons to remotely lock and unlock the doors and opens the trunk lid, and opens the power windows and the moonroof. It c ...

Horn
To sound the horn, press the mark on the steering wheel. ...