"We don't e-mail every day but before a game he will send me a positive message encouraging the team.
"He'll also send messages after the game. He's very, very supportive."
Asked whether it was time for fans to stop protesting against Hicks, Benitez added: "I cannot say anything to our fans in terms of what they must or must not do.
"What I can say is that my relationship with him is good."