I have a 1999 Ford Explorer and the ABS INGAGES for no apparent reason. Is this a dangerous? - 1

I have a 1999 Ford Explorer and the ABS INGAGES for no apparent reason. Is this a dangerous? - 1

It's certainly obnoxious. One of the wheel speed sensors is going bad. Are all your tires the exact same size and the numbers on the side wall all the same? Tires that don't match will also cause that.