In 3-quart heavy saucepan, heat oil over medium heat to 350°F.
Meanwhile, spoon coconut pecan frosting into decorating bag fitted with 1/2-inch wide tip. Set aside.
In medium bowl, stir chocolate frosting and 1 tablespoon water until smooth. Set aside.
Place paper towels under cooling rack. Separate dough into 8 biscuits; gently place 2 biscuits at a time in hot oil. Cook 1 to 1 1/2 minutes or until golden brown. Using tongs, gently turn over; cook 1 to 1 1/2 minutes or until golden brown. Remove to cooling rack; cool 2 minutes.
Meanwhile, in small bowl, mix pecans and coconut.
To fill doughnuts, insert decorating tip into side of each biscuit. Squeeze about 2 tablespoons of coconut pecan frosting into center.
Dip one side of each biscuit in chocolate glaze. Sprinkle with pecan mixture. Serve warm or cool.