Mazda 6 Owners Manual: KEY Warning Light (Some models)
Take the appropriate action and verify that the warning light turns off.
Taking Action
Take the appropriate action and verify that the warning light turns off.
...
Message Indicated on Display
If a message is displayed in the center display, take appropriate action (in
a calm manner) according to the displayed message.
...
Other materials:
Mazda 6 Owners Manual: Locking, Unlocking the Doors
NOTE
The system may not operate if you are too close to the windows or door
handles.
If the key is left in the following areas and you leave the vehicle,
the doors may be locked depending on the radio wave conditions even if the key
is left in the vehicle.
Around the dashboard
...
Mazda 6 Owners Manual: Front combination light removal/installation
Caution
Incorrect servicing of the discharge headlights could result in
electrical shock. Before servicing the discharge headlights, always refer to
the Discharge headlight service warnings. (See DISCHARGE HEADLIGHT
SERVICE WARNINGS)
Note
When the ignition switch is turned to ON, ...