See also:

Audio Control Switch Operation (Steering Wheel)
* Some models. When the audio unit is turned on, operation of the audio unit from the steering wheel is possible. For navigation system equipped vehicles, refer to the separate manual “NAVIGATIO ...

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

Warning/Indicator Lights
Signal Warning/Indicator Lights Brake System Warning Light Charging System Warning Light Engine Oil Pressure Warning Light Check Engine ...