See also:

Limitations
In certain situations, the BLIS indicator light(s) may illuminate even when there are no other vehicles in the area monitored by the system. NOTE If the BLIS indicator lights illuminate occas ...

Symbols and messages in the display
...

Memory status
In phone mode, the memory status of the infotainment system's phone book and the connected cell phone's phone book can be seen in Phone menu Phone book Memory status. ...