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: Instrument cluster input/output check mode
Note
In this mode, it is possible to check the items in the following
chart.
Diagnostic Trouble Code Chart
Note
Diagnostic trouble codes which are not listed may be indicated,
but they cannot be inspected.
The diagnostic trouble codes are displayed in numerical order.
(While ...
Mazda 6 Owners Manual: Gate operator/Canadian Programming
Canadian radio-frequency laws require transmitter signals to “time-out” (or quit)
after several seconds of transmission — which may not be long enough for HomeLink
to pick up the signal during programming. Similar to this Canadian law, some U.S.
gate operators are designed to “time-out ...