This is weird. Why does it work for me then
And if the keybinding works, it's the same code, it should as well do for you.
It will only check if the map is opened and then wait for half a second and blink 2 times at the given player pin.
Are you sure you have enabled the auto ping settings in the FCOChangeStuff settings menu?
Here is how it looks like for me:
Video of map open