See also:

Accessory Sockets
The ignition switch must be in the ACC or ON position to prevent the battery from discharging. Only use genuine Mazda accessories or the equivalent requiring no greater than 120 W (DC 12 V, 7 A ...

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

Advanced Key Suspend Function
If one advanced key is left in the vehicle and a second advanced key is used to lock it, the functions of the advanced key left in the vehicle is temporarily suspended to prevent theft of the vehi ...