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: Front door lock actuator inspection
Door Lock Actuator
1. Disconnect the front door lock actuator connector.
2. Apply battery positive voltage to the front door lock actuator terminals
and inspect the operation of the front door lock actuator.
If not as specified, replace the front door lock actuator.
With double locking ...
Mazda 6 Owners Manual: Wiper Blades
CAUTION
Hot waxes applied by automatic car washers have been known to affect
the wiper's ability to clean windows.
To prevent damage to the wiper blades, do not use gasoline, kerosene,
paint thinner, or other solvents on or near them.
When the wiper lever is in the AUTO position and th ...