As I've just discovered that the new Vision Assist can be assigned to one of the programable buttons on RC Pro I have it on C3.
I have also noticed that the downward sensors can not be switched OFF as default. Every time the controller is switched off and back on, this function resets to ON.
I have also noticed that the downward sensors can not be switched OFF as default. Every time the controller is switched off and back on, this function resets to ON.