It has also been confirmed that Sepp Blatter will not face an enquiry, CFU officials Debbie Minguell and Jason Sylvester have also been suspended.
Football's governing body will now open a full investigation into allegations that financial incentives were offered to members of the Caribbean Football Union (CFU).
Petrus Damaseb, deputy chairman of the ethics committee, said of Bin Hammam and Warner: "We are satisfied that there is a case to be answered."
However, Fifa insists that they are innocent until proven guilty.
