If there is a notification from the vehicle, a message is displayed in the multi-information display. Check the information and take the necessary action.

If the warning light turns on/flashes simultaneously or a symbol is indicated in the display, check the information regarding the warning light or symbol.

Verify Display ContentMazda 6 Owners Manual: Rear View Monitor
The rear view monitor provides visual images of the rear of the vehicle when
reversing.
WARNING
Always drive carefully confirming the safety of the rear and the surrounding
conditions by looking directly with your eyes: Reversing the vehicle by only
looking at the screen is dangerous as it m ...
Mazda 6 Owners Manual: Transmitter battery inspection
Caution
Since the battery voltage does not drop fully if the button is
pushed for only 4 seconds or less, it can not be properly examined to see
whether it is good or bad. Always push the button for 5 seconds.
Note
A correct measurement can not be obtained if the battery
temperat ...