See also:

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 ...

AUX Mode (Auxiliary input)
You can connect portable audio units or similar products on the market to the auxiliary jack to listen to music or audio over the vehicle's speakers. To use the auxiliary jack, pull up its cover. ...

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