The coming home light turns on the headlights (low beams) when the lever is operated.
To turn on the lights
When the lever is pulled with the ignition switched to ACC or OFF, the low beam headlights turn on.
The headlights turn off after a certain period of time has elapsed after the doors are closed.

NOTE
Flashing the Headlights
Leaving Home LightMazda 6 Owners Manual: Engine removal/installation
Warning
Fuel vapor is hazardous. It can very easily ignite, causing
serious injury and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage are dangerous. Fuel can ignite and
cause serious injures or death and damage. Fuel can also irritate skin and
eyes. ...
Mazda 6 Owners Manual: How to Use the Bluetooth® Audio System
Switching to Bluetooth® audio mode
To listen to music or voice audio recorded to a Bluetooth® audio device, switch
to the Bluetooth® audio mode to operate the audio device using the audio system
control panel.
Any Bluetooth® audio device must be paired to the vehicle's Bluetooth® unit bef ...