Can anyone help with this fault code

[Rons3]

[Rons3]

The abs fault the vacuum sensor? I lunched the car and on my way home it was like a was getting break fade so I plugged it to check what was going on and this popped up was told off a friend it would be break fade as was heavy only them but av just got new discs and pads less than a month ago drill and grooved discs and red stuff pads